Metal Expansion Joints

METAL EXPANSION JOINTS

Model MN

Expansion joints with high corrugation

The Model MN uses a hydroformed bellows for minimal residual stresses and minimal thinning at the convolution root and crown. It is an excellent choice for any application within the pressure ratings of the 150 and 50 psi classes.

Maximum Working Pressure: 50 or 150 psi*

Working Temperature: 850°F

Test Pressure: 75/225 psi

End Fittings:

Flanges: ANSI B16.5

Weld Ends: A 53 / A 105

Bellows: Hydroformed T304 S/S

* Full vacuum rating.

Click the links below to jump to a particular product info table.

 Model MN
Model MN

Flanged Ends – Single 50 lb Class

Part No Nom size No Corr Compression
Inches		 OAL Weight
lbs		 Max Working Pressure
PSIG		 Max Working Temp
Deg F.		 Max Test Pressure
PSIG		 Effective Area
Sq In		 Spring Rate
lbs/inch		 Spring Constant
lbs/inch/cor		 Extension Lateral
MN01C50F0250 2-1/2" 1 0.375 6.25 19 50 850 75 18 1525 3050 0.13 0.00
MN02C50F0250 2 0.75 7.5 20 50 850 75 18 1017 3050 0.38 0.13
MN03C50F0250 3 1.13 8.75 21 50 850 75 18 763 3050 0.50 0.13
MN04C50F0250 4 1.50 10 22 50 850 75 18 610 3050 0.75 0.13
MN05C50F0250 5 1.88 11.25 23 50 850 75 18 508 3050 1 0.25
MN06C50F0250 6 2.25 12.5 24 50 850 75 18 436 3050 1.13 0.25
MN07C50F0250 7 2.63 13.75 25 50 850 75 18 381 3050 1.25 0.38
MN08C50F0250 8 3 15 26 50 850 75 18 381 3050 1.50 0.38
 
MN01C50F0300 3" 1 0.375 6.25 19 50 850 75 18 1525 3030 0.13 0.00
MN02C50F0300 2 0.75 7.5 20 50 850 75 18 1017 3030 0.38 0.13
MN03C50F0300 3 1.13 8.75 21 50 850 75 18 763 3030 0.50 0.13
MN04C50F0300 4 1.50 10 22 50 850 75 18 610 3030 0.75 0.13
MN05C50F0300 5 1.88 11.25 23 50 850 75 18 508 3030 1 0.25
MN06C50F0300 6 2.25 12.5 24 50 850 75 18 436 3030 1.13 0.25
MN07C50F0300 7 2.63 13.75 25 50 850 75 18 381 3030 1.25 0.38
MN08C50F0300 8 3 15 26 50 850 75 18 1.50 0.38
 
MN01C50F0400 4" 1 0.38 6.25 28 50 850 75 26 3160 3180 0.25 0.00
MN02C50F0400 2 0.75 7.5 29 50 850 75 26 1580 3180 0.38 0.13
MN03C50F0400 3 1.13 8.75 30 50 850 75 26 0153 3180 0.50 0.13
MN04C50F0400 4 1.50 10 31 50 850 75 26 790 3180 0.75 0.13
MN05C50F0400 5 1.88 11.25 32 50 850 75 26 632 3180 1 0.25
MN06C50F0400 6 2.25 12.5 33 50 850 75 26 527 3180 1.13 0.25
MN07C50F0400 7 2.63 13.75 34 50 850 75 26 451 3180 1.25 0.38
MN08C50F0400 8 3 15 35 50 850 75 26 395 3180 1.50 0.38
 
MN01C50F0500 5" 1 0.375 6.75 33 50 850 75 39 4000 4000 0.25 0.00
MN02C50F0500 2 0.75 8 35 50 850 75 39 2000 4000 0.38 0.13
MN03C50F0500 3 1.125 9.25 37 50 850 75 39 1333 4000 0.50 0.13
MN04C50F0500 4 1.5 10.5 39 50 850 75 39 1000 4000 0.75 0.13
MN05C50F0500 5 1.875 11.75 41 50 850 75 39 800 4000 1 0.25
MN06C50F0500 6 2.25 13 43 50 850 75 39 667 4000 1.13 0.25
MN07C50F0500 7 2.625 14.25 45 50 850 75 39 571 4000 1.25 0.38
MN08C50F0500 8 3 15.5 47 50 850 75 39 500 4000 1.50 0.38
 
MN01C50F0600 6" 1 0.5 6.25 43 50 850 75 60 4960 4960 0.25 0.00
MN02C50F0600 2 1 8 46 50 850 75 60 2480 4960 0.50 0.13
MN03C50F0600 3 1.5 9.75 49 50 850 75 60 1653 4960 0.75 0.13
MN04C50F0600 4 2 11.5 52 50 850 75 60 1240 4960 1.00 0.13
MN05C50F0600 5 2.5 13.25 55 50 850 75 60 992 4960 1.25 0.25
MN06C50F0600 6 3 15 58 50 850 75 60 827 4960 1.50 0.25
MN07C50F0600 7 3.5 16.75 61 50 850 75 60 709 4960 1.75 0.50
MN08C50F0600 8 4 18.5 64 50 850 75 60 620 4960 2 0.50
MN09C50F0600 9 4.5 20.25 67 50 850 75 60 551 4960 2.25 0.50
MN10C50F0600 10 5 22 70 50 850 75 60 496 4960 2.50 0.63
 
MN01C50F0800 8" 1 0.5 6.25 43 50 850 75 91 5480 5480 0.25 0.00
MN02C50F0800 2 1 8 46 50 850 75 91 2740 5480 0.50 0.13
MN03C50F0800 3 1.5 9.75 49 50 850 75 91 1827 5480 0.75 0.13
MN04C50F0800 4 2 11.5 52 50 850 75 91 1370 5480 1 0.25
MN05C50F0800 5 2.5 13.25 55 50 850 75 91 1096 5480 1.25 0.25
MN06C50F0800 6 3 15 58 50 850 75 91 913 5480 1.50 0.38
MN07C50F0800 7 3.5 16.75 61 50 850 75 91 783 5480 1.75 0.50
MN08C50F0800 8 4 18.5 64 50 850 75 91 685 5480 2 0.50
MN09C50F0800 9 4.5 20.25 67 50 850 75 91 609 5480 2.25 0.63
MN10C50F0800 10 5 22 70 50 850 75 91 548 5480 2.50 0.63
 
MN01C50F1000 10" 1 0.5 6.875 76 50 850 75 133 6000 6000 0.25 0.00
MN02C50F1000 2 1 8.75 80 50 850 75 133 3000 6000 0.50 0.13
MN03C50F1000 3 1.5 10.625 84 50 850 75 133 2000 6000 0.75 0.13
MN04C50F1000 4 2 12.5 88 50 850 75 133 1500 6000 1.00 0.25
MN05C50F1000 5 2.5 14.375 92 50 850 75 133 1200 6000 1.25 0.25
MN06C50F1000 6 3 16.25 96 50 850 75 133 1000 6000 1.50 0.38
MN07C50F1000 7 3.5 18.125 100 50 850 75 133 857 6000 1.75 0.50
MN08C50F1000 8 4 20 104 50 850 75 133 750 6000 2.00 0.50
MN09C50F1000 9 4.5 21.875 108 50 850 75 133 667 6000 2.25 0.63
MN10C50F1000 10 5 23.75 11 50 850 75 133 600 6000 2.50 0.63
 
MN01C50F1200 12" 1 0.5 7.875 118 50 850 75 177 6520 6520 0.25 0.00
MN02C50F1200 2 1 9.75 123 50 850 75 177 3260 6520 0.50 0.13
MN03C50F1200 3 1.5 11.625 128 50 850 75 177 2173 6520 0.75 0.13
MN04C50F1200 4 2 13.5 133 50 850 75 177 1630 6520 1 0.25
MN05C50F1200 5 2.5 15.375 138 50 850 75 177 1304 6520 1.25 0.25
MN06C50F1200 6 3 17.25 143 50 850 75 177 1087 6520 1.50 0.38
MN07C50F1200 7 3.5 19.125 148 50 850 75 177 931 6520 1.75 0.50
MN08C50F1200 8 4 21 153 50 850 75 177 815 6520 2 0.63
MN09C50F1200 9 4.5 22.875 158 50 850 75 177 724 6520 2.25 0.50
MN10C50F1200 10 5 24.75 163 50 850 75 177 652 6520 2.50 0.63
 
MN01C50F1400 14" 1 0.625 8.375 160 50 850 75 218 4540 4540 0.25 0.00
MN02C50F1400 2 1.25 10.25 166 50 850 75 218 2270 4540 0.63 0.13
MN03C50F1400 3 1.875 12.125 172 50 850 75 218 1513 4540 1 0.25
MN04C50F1400 4 2.5 14 178 50 850 75 218 1135 4540 1.25 0.25
MN05C50F1400 5 3.125 15.875 184 50 850 75 218 908 4540 1.50 0.38
MN06C50F1400 6 3.75 17.75 190 50 850 75 218 757 4540 1.88 0.50
MN07C50F1400 7 4.375 19.625 196 50 850 75 218 649 4540 2.13 0.63
MN08C50F1400 8 5 21.5 202 50 850 75 218 568 4540 2.50 0.63
MN09C50F1400 9 5.625 23.375 208 50 850 75 218 504 4540 2.75 0.75
MN10C50F1400 10 6.25 25.25 214 50 850 75 218 454 4540 3.13 0.88
 
MN01C50F1600 16" 1 0.625 8.375 177 50 850 75 274 5070 5070 0.25 0.00
MN02C50F1600 2 1.25 10.25 184 50 850 75 274 2535 5070 0.63 0.13
MN03C50F1600 3 1.875 12.125 191 50 850 75 174 1690 5070 1 0.25
MN04C50F1600 4 2.5 14 198 50 850 75 274 1268 5070 1.25 0.25
MN05C50F1600 5 3.125 15.875 205 50 850 75 274 1014 5070 1.50 0.38
MN06C50F1600 6 3.75 17.75 212 50 850 75 274 845 5070 1.88 0.50
MN07C50F1600 7 4.375 19.625 219 50 850 75 274 724 5070 2.13 0.63
MN08C50F1600 8 5 21.5 226 50 850 75 274 634 5070 2.50 0.63
MN09C50F1600 9 5.625 23.375 233 50 850 75 274 563 5070 2.75 0.75
 
MN01C50F1800 18" 1 0.625 8.875 233 50 850 75 236 5350 5350 0.25 0.00
MN02C50F1800 2 1.25 10.75 241 50 850 75 236 2675 5350 0.63 0.13
MN03C50F1800 3 1.875 12.625 249 50 850 75 236 1783 5350 1 0.25
MN04C50F1800 4 2.5 14.5 257 50 850 75 236 1338 5350 1.25 0.25
MN05C50F1800 5 3.125 16.375 265 50 850 75 236 1070 5350 1.50 0.38
MN06C50F1800 6 3.75 18.25 273 50 850 75 236 892 5350 1.88 0.50
MN07C50F1800 7 4.375 20.125 281 50 850 75 236 764 5350 2.13 0.63
MN08C50F1800 8 5 22 289 50 850 75 236 669 5350 2.50 0.63
MN09C50F1800 9 5.625 23.875 297 50 850 75 236 594 5350 2.75 0.75
MN10C50F1800 10 6.25 25.75 305 50 850 75 236 535 5350 3.13 0.88
 
MN01C50F2000 20" 1 0.625 9.125 296 50 850 75 465 5850 5850 0.25 0.00
MN02C50F2000 2 1.25 11 305 50 850 75 465 2925 5850 0.63 0.13
MN03C50F2000 3 1.875 12.875 314 50 850 75 465 1950 5850 1 0.25
MN04C50F2000 4 2.5 14.75 323 50 850 75 465 1463 5850 1.25 0.25
MN05C50F2000 5 3.125 16.625 332 50 850 75 465 1170 5850 1.50 0.38
MN06C50F2000 6 3.75 18.5 341 50 850 75 465 975 5850 1.88 0.50
MN07C50F2000 7 4.375 20.375 350 50 850 75 465 836 5850 2.13 0.63
MN08C50F2000 8 5 22.25 359 50 850 75 465 731 5850 2.50 0.63
MN09C50F2000 9 5.625 24.125 368 50 850 75 465 650 5850 2.75 0.75
MN10C50F2000 10 6.25 26 377 50 850 75 465 585 5850 2.13 0.88
 
MN01C50F2400 24" 1 0.625 9.5 225 50 850 75 561 12600 12600 0.25 0.00
MN02C50F2400 2 1.25 11.5 233 50 850 75 561 6300 12600 0.63 0.13
MN03C50F2400 3 1.875 13.5 241 50 850 75 561 4200 12600 1 0.25
MN04C50F2400 4 2.5 15.5 248 50 850 75 561 3150 12600 1.25 0.25
MN05C50F2400 5 3.125 17 255 50 850 75 561 2520 12600 1.50 0.38
MN06C50F2400 6 3.75 19 265 50 850 75 561 2100 12600 1.88 0.50
MN07C50F2400 7 4.375 21 275 50 850 75 561 1800 12600 2.13 0.63
MN08C50F2400 8 5 22.75 280 50 850 75 561 1575 12600 2.50 0.63

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Flanged Ends – Single 150 lb Class

Part No Nom size No Corr Compression
Inches		 OAL Weight
lbs		 Max Working Pressure
PSIG		 Max Working Temp
Deg F.		 Max Test Pressure
PSIG		 Effective Area
Sq In		 Spring Rate
lbs/inch		 Spring Constant
lbs/inch/cor		 Extension Lateral
MN01C15F0250 2-1/2" 1 0.25 6.25 19 150 850 225 15 5380 5380 0.125 0
MN02C15F0250 2 0.5 7.5 20 150 850 225 15 2690 5380 0.25 0
MN03C15F0250 3 0.75 8.75 21 150 850 225 15 1793 5380 0.375 0.125
MN04C15F0250 4 1 10 22 150 850 225 15 1345 5380 0.5 0.125
MN04C15F0250 5 1.25 11.25 23 150 850 225 15 1076 5380 0.625 0.125
MN06C15F0250 6 1.5 12.5 24 150 850 225 15 897 5380 0.75 0.125
 
MN01C15F0300 3" 1 0.25 6.25 19 150 850 225 15 5380 5380 0.125 0
MN02C15F0300 2 0.5 7.5 20 150 850 225 15 2690 5380 0.25 0
MN03C15F0300 3 0.75 8.75 21 150 850 225 15 1793 5380 0.375 0.125
MN04C15F0300 4 1 10 22 150 850 225 15 1345 5380 0.5 0.125
MN04C15F0300 5 1.25 11.25 23 150 850 225 15 1076 5380 0.625 0.125
MN06C15F0300 6 1.5 12.5 24 150 850 225 15 897 5380 0.75 0.125
 
MN01C15F0400 4" 1 0.25 6.25 28 150 850 225 22 6700 6700 0.125 0
MN02C15F0400 2 0.5 7.5 29 150 850 225 22 3350 6700 0.25 0
MN03C15F0400 3 0.75 8.75 30 150 850 225 22 2233 6700 0.375 0.125
MN04C15F0400 4 1 10 31 150 850 225 22 1675 6700 0.5 0.125
MN05C15F0400 5 1.25 11.25 32 150 850 225 22 1340 6700 0.625 0.125
MN06C15F0400 6 1.5 12.5 33 150 850 225 22 1117 6700 0.75 0.125
 
MN01C15F0500 5" 1 0.25 6.75 33 150 850 225 38 5600 5600 0.125 0
MN02C15F0500 2 0.5 8 35 150 850 225 38 2800 5600 0.25 0
MN03C15F0500 3 0.75 9.25 37 150 850 225 38 1867 5600 0.375 0.125
MN04C15F0500 4 1 10.5 39 150 850 225 38 1400 5600 0.5 0.125
MN05C15F0500 5 1.25 11.75 41 150 850 225 38 1120 5600 0.625 0.125
MN06C15F0500 6 1.5 13 43 150 850 225 38 933 5600 0.75 0.125
 
MN01C15F0600 6" 1 0.375 6.25 43 150 850 225 50 11500 11500 0.125 0
MN02C15F0600 2 0.75 8 46 150 850 225 50 5750 11500 0.375 0.125
MN03C15F0600 3 1.125 9.75 49 150 850 225 50 3830 11500 0.375 0.125
MN04C15F0600 4 1.5 11.5 52 150 850 225 50 2880 11500 0.75 0.125
MN05C15F0600 5 1.875 13.25 55 150 850 225 50 2300 11500 1 0.25
MN06C15F0600 6 2.25 15 58 150 850 225 50 1920 11500 1.125 0.25
 
MN01C15F0800 8" 1 0.375 6.5 64 150 850 225 78 11680 11680 0.125 0
MN02C15F0800 2 0.75 8.25 66 150 850 225 78 5840 11680 0.375 0.125
MN03C15F0800 3 1.125 10 68 150 850 225 78 3893 11680 0.375 0.125
MN04C15F0800 4 1.5 11.75 70 150 850 225 78 2920 11680 0.75 0.125
MN05C15F0800 5 1.875 13.5 74 150 850 225 78 2336 11680 1 0.25
MN06C15F0800 6 2.25 15.25 78 150 850 225 78 1947 11680 1.125 0.25
MN07C15F0800 7 2.625 17 82 150 850 225 78 1669 11680 1.25 0.375
MN08C15F0800 8 3 18.75 86 150 850 225 78 1460 11680 1.5 0.375
 
MN01C15F1000 10" 1 0.375 6.875 89 150 850 225 115 14660 14660 0.125 0
MN02C15F1000 2 0.75 8.75 91 150 850 225 115 7330 14660 0.375 0.125
MN03C15F1000 3 1.125 10.625 93 150 850 225 115 4887 14660 0.375 0.125
MN04C15F1000 4 1.5 12.5 95 150 850 225 115 3665 14660 0.75 0.125
MN05C15F1000 5 1.875 14.375 97 150 850 225 115 2932 14660 1 0.25
MN06C15F1000 6 2.25 16.25 99 150 850 225 115 2443 14660 1.125 0.25
MN07C15F1000 7 2.625 18.125 102 150 850 225 115 2094 14660 1.25 0.375
MN08C15F1000 8 3 20 105 150 850 225 115 1833 14660 1.5 0.375
 
MN01C15F1200 12" 1 0.375 7.875 135 150 850 225 156 15000 15000 0.125 0
MN02C15F1200 2 0.75 9.75 137 150 850 225 156 7500 15000 0.375 0.125
MN03C15F1200 3 1.125 11.625 141 150 850 225 156 5000 15000 0.375 0.125
MN04C15F1200 4 1.5 13.5 142 150 850 225 156 3750 15000 0.75 0.125
MN05C15F1200 5 1.875 15.375 144 150 850 225 156 3000 15000 1 0.25
MN06C15F1200 6 2.25 17.25 145 150 850 225 156 2500 15000 1.125 0.25
MN07C15F1200 7 2.625 19.125 147 150 850 225 156 2143 15000 1.25 0.375
MN08C15F1200 8 3 21 150 150 850 225 156 1875 15000 1.5 0.375
 
MN01C15F1400 14" 1 0.375 8.375 177 150 850 225 186 14300 14300 0.125 0
MN02C15F1400 2 0.75 10.25 180 150 850 225 186 7150 14300 0.375 0.125
MN03C15F1400 3 1.125 12.125 184 150 850 225 186 4767 14300 0.375 0.125
MN04C15F1400 4 1.5 14 188 150 850 225 186 3575 14300 0.75 0.125
MN05C15F1400 5 1.875 15.875 192 150 850 225 186 2860 14300 1 0.25
MN06C15F1400 6 2.25 17.75 196 150 850 225 186 2383 14300 1.125 0.25
MN07C15F1400 7 2.625 19.625 200 150 850 225 186 2043 14300 1.25 0.375
MN08C15F1400 8 3 21.5 206 150 850 225 186 1788 14300 1.5 0.375
 
MN01C15F1600 16" 1 0.375 8.375 197 150 850 225 238 14100 14100 0.125 0
MN02C15F1600 2 0.75 10.25 201 150 850 225 238 7050 14100 0.375 0.125
MN04C15F1600 3 1.5 14 209 150 850 225 238 3525 14100 0.75 0.125
MN05C15F1600 4 1.875 15.875 213 150 850 225 238 2820 14100 1 0.25
MN06C15F1600 5 2.25 17.75 218 150 850 225 238 2350 14100 1.125 0.25
MN07C15F1600 6 2.625 19.625 223 150 850 225 238 2014 14100 1.25 0.375
MN08C15F1600 7 3 21.5 230 150 850 225 238 1763 14100 1.5 0.375
MN09C15F1600 8 3.375 23.375 136 150 850 225 238 1567 14100 1.625 0.5
 
MN01C15F1800 18" 1 0.375 8.88 250 150 850 225 328 14700 14700 0.125 0
MN02C15F1800 2 0.75 10.75 253 150 850 225 328 7350 14700 0.375 0.125
MN03C15F1800 3 1.125 12.63 256 150 850 225 328 4900 14700 0.375 0.125
MN04C15F1800 4 1.5 14.50 160 150 850 225 328 3675 14700 0.75 0.125
MN05C15F1800 5 1.875 16.38 265 150 850 225 328 2940 14700 1 0.25
MN06C15F1800 6 2.25 18.25 178 150 850 225 328 2450 14700 1.125 0.25
MN07C15F1800 7 2.625 20.13 283 150 850 225 328 2100 14700 1.25 0.375
MN08C15F1800 8 3 22 288 150 850 225 328 1838 14700 1.5 0.375
 
MN01C15F2000 20" 1 0.375 9.125 320 150 850 225 361 15100 15100 0.125 0
MN02C15F2000 2 0.75 11 325 150 850 225 361 7550 15100 0.375 0.125
MN03C15F2000 3 1.125 12.875 330 150 850 225 361 5033 15100 0.375 0.125
MN04C15F2000 4 1.5 14.75 335 150 850 225 361 3775 15100 0.75 0.125
MN05C15F2000 5 1.875 16.625 340 150 850 225 361 3020 15100 1 0.25
MN06C15F2000 6 2.25 18.5 345 150 850 225 361 2517 15100 1.125 0.25
MN07C15F2000 7 2.625 20.375 350 150 850 225 361 2157 15100 1.25 0.375
MN08C15F2000 8 3 22.25 355 150 850 225 361 1888 15100 1.5 0.375
 
MN01C15F2400 24" 1 0.375 9.5 450 150 850 225 520 17400 17400 0.125 0
MN02C15F2400 2 0.75 11.5 455 150 850 225 520 8700 17400 0.375 0.125
MN03C15F2400 3 1.125 13.5 461 150 850 225 520 5800 17400 0.375 0.125
MN04C15F2400 4 1.5 15.5 466 150 850 225 520 4350 17400 0.75 0.125
MN05C15F2400 5 1.875 17 470 150 850 225 520 3480 17400 1 0.25
MN06C15F2400 6 2.25 19 475 150 850 225 520 2900 17400 1.125 0.25
MN07C15F2400 7 2.625 21 480 150 850 225 520 2486 17400 1.25 0.375
MN08C15F2400 8 3 22.75 485 150 850 225 520 2175 17400 1.5 0.375

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Weld Ends – Single 50 lb Class

Part No Nom size No Corr Compression
Inches		 OAL Weight
lbs		 Max Working Pressure
PSIG		 Max Working Temp
Deg F.		 Max Test Pressure
PSIG		 Effective Area
Sq In		 Spring Rate
lbs/inch		 Spring Constant
lbs/inch/cor		 Extension Lateral
MN01C50W0250 2-1/2" 1 0.38 8.125 9 50 850 75 18 1525 3050 0.13 0.00
MN02C50W0250 2 0.75 9.375 10 50 850 75 18 1017 3050 0.38 0.13
MN03C50W0250 3 1.13 10.625 11 50 850 75 18 763 3050 0.50 0.13
MN04C50W0250 4 1.50 11.875 12 50 850 75 18 610 3050 0.75 0.13
MN05C50W0250 5 1.88 13.125 13 50 850 75 18 508 3050 1 0.25
MN06C50W0250 6 2.25 14.375 14 50 850 75 18 436 3050 1.13 0.25
MN07C50W0250 7 2.63 15.625 15 50 850 75 18 381 3050 1.25 0.38
MN08C50W0250 8 3 16.875 16 50 850 75 18 381 3050 1.50 0.38
 
MN01C50W0300 3" 1 0.38 8.125 9 50 850 75 18 1525 3030 0.13 0.00
MN02C50W0300 2 0.75 9.375 10 50 850 75 18 1017 3030 0.38 0.13
MN03C50W0300 3 1.13 10.625 11 50 850 75 18 763 3030 0.50 0.13
MN04C50W0300 4 1.50 11.875 12 50 850 75 18 610 3030 0.75 0.13
MN05C50W0300 5 1.88 13.125 13 50 850 75 18 508 3030 1 0.25
MN06C50W0300 6 2.25 14.375 14 50 850 75 18 436 3030 1.13 0.25
MN07C50W0300 7 2.63 15.625 15 50 850 75 18 381 3030 1.25 0.38
MN08C50W0300 8 3 16.875 16 50 850 75 18     1.50 0.38
 
MN01C50W0400 4" 1 0.38 8.375 11 50 850 75 26 3160 3180 0.25 0.00
MN02C50W0400 2 0.75 9.625 12 50 850 75 26 1580 3180 0.38 0.13
MN03C50W0400 3 1.13 10.875 13 50 850 75 26 0153 3180 0.50 0.13
MN04C50W0400 4 1.50 12.125 14 50 850 75 26 790 3180 0.75 0.13
MN05C50W0400 5 1.88 13.375 15 50 850 75 26 632 3180 1 0.25
MN06C50W0400 6 2.25 14.625 16 50 850 75 26 527 3180 1.13 0.25
MN07C50W0400 7 2.63 15.875 17 50 850 75 26 451 3180 1.25 0.38
MN08C50W0400 8 3 17.125 18 50 850 75 26 395 3180 1.50 0.38
 
MN01C50W0500 5" 1 0.375 8.375 14 50 850 75 39 4000 4000 0.25 0.00
MN02C50W0500 2 0.75 9.625 16 50 850 75 39 2000 4000 0.38 0.13
MN03C50W0500 3 1.125 10.875 18 50 850 75 39 1333 4000 0.50 0.13
MN04C50W0500 4 1.5 12.125 20 50 850 75 39 1000 4000 0.75 0.13
MN05C50W0500 5 1.875 13.375 22 50 850 75 39 800 4000 1 0.25
MN05C50W0500 6 2.25 13.375 22 50 850 75 39 667 4000 1.13 0.25
MN06C50W0500 7 2.625 14.625 24 50 850 75 39 571 4000 1.25 0.38
MN07C50W0500 8 3 15.875 26 50 850 75 39 500 4000 1.50 0.38
 
MN01C50W0600 6" 1 0.5 6.5 58 50 850 75 60 4960 4960 0.25 0.00
MN02C50W0600 2 1 8.25 62 50 850 75 60 2480 4960 0.50 0.13
MN03C50W0600 3 1.5 10 66 50 850 75 60 1653 4960 0.75 0.13
MN04C50W0600 4 2 11.75 70 50 850 75 60 1240 4960 1.00 0.13
MN05C50W0600 5 2.5 13.5 74 50 850 75 60 992 4960 1.25 0.25
MN06C50W0600 6 3 15.25 78 50 850 75 60 827 4960 1.50 0.25
MN07C50W0600 7 3.5 17 82 50 850 75 60 709 4960 1.75 0.50
MN08C50W0600 8 4 18.75 86 50 850 75 60 620 4960 2 0.50
MN09C50W0600 9 4.5 10.5 90 50 850 75 60 551 4960 2.25 0.50
MN10C50W0600 10 5 22.25 94 50 850 75 60 496 4960 2.50 0.63
 
MN01C50W0800 8" 1 0.5 9.625 28 50 850 75 91 5480 5480 0.25 0.00
MN02C50W0800 2 1 11.375 32 50 850 75 91 2740 5480 0.50 0.13
MN03C50W0800 3 1.5 13.125 36 50 850 75 91 1827 5480 0.75 0.13
MN04C50W0800 4 2 14.875 40 50 850 75 91 1370 5480 1 0.25
MN05C50W0800 5 2.5 16.625 44 50 850 75 91 1096 5480 1.25 0.25
MN06C50W0800 6 3 18.375 48 50 850 75 91 913 5480 1.50 0.38
MN07C50W0800 7 3.5 20.125 52 50 850 75 91 783 5480 1.75 0.50
MN08C50W0800 8 4 21.875 56 50 850 75 91 685 5480 2 0.50
MN09C50W0800 9 4.5 23.625 60 50 850 75 91 609 5480 2.25 0.63
MN01C50W0800 10 5 25.375 64 50 850 75 91 548 5480 2.50 0.63
 
MN01C50W1000 10" 1 0.5 9.75 31 50 850 75 133 6000 6000 0.25 0.00
MN02C50W1000 2 1 11.625 35 50 850 75 133 3000 6000 0.50 0.13
MN03C50W1000 3 1.5 13.5 39 50 850 75 133 2000 6000 0.75 0.13
MN04C50W1000 4 2 15.375 43 50 850 75 133 1500 6000 1.00 0.25
MN04C50W1000 5 2.5 17.25 47 50 850 75 133 1200 6000 1.25 0.25
MN06C50W1000 6 3 19.125 51 50 850 75 133 1000 6000 1.50 0.38
MN07C50W1000 7 3.5 21 55 50 850 75 133 857 6000 1.75 0.50
MN08C50W1000 8 4 22.875 59 50 850 75 133 750 6000 2.00 0.50
MN09C50W1000 9 4.5 24.75 63 50 850 75 133 667 6000 2.25 0.63
MN10C50W1000 10 5 26.625 67 50 850 75 133 600 6000 2.50 0.63
 
MN01C50W1200 12" 1 0.5 10.375 33 50 850 75 177 6520 6520 0.25 0.00
MN02C50W1200 2 1 12.25 38 50 850 75 177 3260 6520 0.50 0.13
MN03C50W1200 3 1.5 14.25 43 50 850 75 177 2173 6520 0.75 0.13
MN04C50W1200 4 2 16 48 50 850 75 177 1630 6520 1 0.25
MN05C50W1200 5 2.5 17.875 53 50 850 75 177 1304 6520 1.25 0.25
MN06C50W1200 6 3 19.75 58 50 850 75 177 1087 6520 1.50 0.38
MN07C50W1200 7 3.5 21.625 63 50 850 75 177 931 6520 1.75 0.50
MN08C50W1200 8 4 23.5 68 50 850 75 177 815 6520 2 0.63
MN09C50W1200 9 4.5 25.375 73 50 850 75 177 724 6520 2.25 0.50
MN10C50W1200 10 5 27.25 78 50 850 75 177 652 6520 2.50 0.63
 
MN01C50W1400 14" 1 0.625 10.375 70 50 850 75 218 4540 4540 0.25 0.00
MN02C50W1400 2 1.25 12.25 76 50 850 75 218 2270 4540 0.63 0.13
MN03C50W1400 3 1.875 14.125 82 50 850 75 218 1513 4540 1 0.25
MN04C50W1400 4 2.5 16 88 50 850 75 218 1135 4540 1.25 0.25
MN05C50W1400 5 3.125 17.875 94 50 850 75 218 908 4540 1.50 0.38
MN06C50W1400 6 3.75 19.75 100 50 850 75 218 757 4540 1.88 0.50
MN07C50W1400 7 4.375 21.625 106 50 850 75 218 649 4540 2.13 0.63
MN08C50W1400 8 5 23.5 112 50 850 75 218 568 4540 2.50 0.63
MN09C50W1400 9 5.625 25.375 118 50 850 75 218 504 4540 2.75 0.75
MN10C50W1400 10 6.25 27.25 124 50 850 75 218 454 4540 3.13 0.88
 
MN01C50W1600 16" 1 0.625 10.375 80 50 850 75 274 5070 5070 0.25 0.00
MN02C50W1600 2 1.25 12.25 87 50 850 75 274 2535 5070 0.63 0.13
MN03C50W1600 3 1.875 14.125 94 50 850 75 174 1690 5070 1 0.25
MN04C50W1600 4 2.5 16 101 50 850 75 274 1268 5070 1.25 0.25
MN05C50W1600 5 3.125 17.875 108 50 850 75 274 1014 5070 1.50 0.38
MN06C50W1600 6 3.75 19.75 115 50 850 75 274 845 5070 1.88 0.50
MN07C50W1600 7 4.375 21.625 122 50 850 75 274 724 5070 2.13 0.63
MN08C50W1600 8 5 23.5 129 50 850 75 274 634 5070 2.50 0.63
MN09C50W1600 9 5.625 25.375 136 50 850 75 274 563 5070 2.75 0.75
 
MN01C50W1800 18" 1 0.625 10.375 88 50 850 75 236 5350 5350 0.25 0.00
MN02C50W1800 2 1.25 12.25 96 50 850 75 236 2675 5350 0.63 0.13
MN03C50W1800 3 1.875 14.125 104 50 850 75 236 1783 5350 1 0.25
MN04C50W1800 4 2.5 16 112 50 850 75 236 1338 5350 1.25 0.25
MN05C50W1800 5 3.125 17.875 120 50 850 75 236 1070 5350 1.50 0.38
MN06C50W1800 6 3.75 19.75 128 50 850 75 236 892 5350 1.88 0.50
MN07C50W1800 7 4.375 21.625 136 50 850 75 236 764 5350 2.13 0.63
MN08C50W1800 8 5 23.5 144 50 850 75 236 669 5350 2.50 0.63
MN09C50W1800 9 5.625 25.375 152 50 850 75 236 594 5350 2.75 0.75
MN10C50W1800 10 6.25 27.25 160 50 850 75 236 535 5350 3.13 0.88
 
MN01C50W2000 20" 1 0.625 10.375 100 50 850 75 465 5850 5850 0.25 0.00
MN02C50W2000 2 1.25 12.25 109 50 850 75 465 2925 5850 0.63 0.13
MN03C50W2000 3 1.875 14.125 118 50 850 75 465 1950 5850 1 0.25
MN04C50W2000 4 2.5 16 127 50 850 75 465 1463 5850 1.25 0.25
MN05C50W2000 5 3.125 17.875 136 50 850 75 465 1170 5850 1.50 0.38
MN06C50W2000 6 3.75 19.75 145 50 850 75 465 975 5850 1.88 0.50
MN07C50W2000 7 4.375 21.625 154 50 850 75 465 836 5850 2.13 0.63
MN08C50W2000 8 5 23.5 163 50 850 75 465 731 5850 2.50 0.63
MN09C50W2000 9 5.625 25.375 172 50 850 75 465 650 5850 2.75 0.75
MN10C50W2000 10 6.25 27.25 181 50 850 75 465 585 5850 2.13 0.88
 
MN01C50W2400 24" 1 0.625 10.5 123 50 850 75 561 12600 12600 0.25 0.00
MN02C50W2400 2 1.25 12.5 130 50 850 75 561 6300 12600 0.63 0.13
MN03C50W2400 3 1.875 14.5 140 50 850 75 561 4200 12600 1 0.25
MN04C50W2400 4 2.5 16.5 150 50 850 75 561 3150 12600 1.25 0.25
MN05C50W2400 5 3.125 18 160 50 850 75 561 2520 12600 1.50 0.38
MN06C50W2400 6 3.75 20 170 50 850 75 561 2100 12600 1.88 0.50
MN07C50W2400 7 4.375 22 180 50 850 75 561 1800 12600 2.13 0.63
MN08C50W2400 8 5 23.75 190 50 850 75 561 1575 12600 2.50 0.63

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Weld Ends – Single 150 lb Class

Part No Nom size No Corr Compression
Inches		 OAL Weight
lbs		 Max Working Pressure
PSIG		 Max Working Temp
Deg F.		 Max Test Pressure
PSIG		 Effective Area
Sq In		 Spring Rate
lbs/inch		 Spring Constant
lbs/inch/cor		 Extension Lateral
MN01C15W0300  2-1/2" 1 0.25 8.125 9 150 850 225 15 5380 5380 0.125 0
MN02C15W0300 2 0.5 9.375 10 150 850 225 15 2690 5380 0.25 0
MN03C15W0300 3 0.75 10.625 11 150 850 225 15 1793 5380 0.375 0.125
MN04C15W0300 4 1 11.875 12 150 850 225 15 1345 5380 0.5 0.125
MN05C15W0300 5 1.25 13.125 13 150 850 225 15 1076 5380 0.625 0.125
MN06C15W0300 6 1.5 14.375 14 150 850 225 15 897 5380 0.75 0.125
 
MN01C15W0300 3" 1 0.25 8.125 9 150 850 225 15 5380 5380 0.125 0
MN02C15W0300 2 0.5 9.375 10 150 850 225 15 2690 5380 0.25 0
MN03C15W0300 3 0.75 10.625 11 150 850 225 15 1793 5380 0.375 0.125
MN04C15W0300 4 1 11.875 12 150 850 225 15 1345 5380 0.5 0.125
MN05C15W0300 5 1.25 13.125 13 150 850 225 15 1076 5380 0.625 0.125
MN06C15W0300 6 1.5 14.375 14 150 850 225 15 897 5380 0.75 0.125
 
MN01C15W0400 4" 1 0.25 8.375 11 150 850 225 22 6700 6700 0.125 0
MN02C15W0400 2 0.5 9.625 12 150 850 225 22 3350 6700 0.25 0
MN03C15W0400 3 0.75 10.875 13 150 850 225 22 2233 6700 0.375 0.125
MN04C15W0400 4 1 12.125 14 150 850 225 22 1675 6700 0.5 0.125
MN05C15W0400 5 1.25 13.375 15 150 850 225 22 1340 6700 0.625 0.125
MN06C15W0400 6 1.5 14.625 16 150 850 225 22 1117 6700 0.75 0.125
 
MN01C15W0500 5" 1 0.25 8.375 14 150 850 225 38 5600 5600 0.125 0
MN02C15W0500 2 0.5 9.625 16 150 850 225 38 2800 5600 0.25 0
MN03C15W0500 3 0.75 10.875 18 150 850 225 38 1867 5600 0.375 0.125
MN04C15W0500 4 1 12.125 20 150 850 225 38 1400 5600 0.5 0.125
MN05C15W0500 5 1.25 13.375 22 150 850 225 38 1120 5600 0.625 0.125
MN06C15W0500 6 1.5 14.625 33 150 850 225 38 933 5600 0.75 0.125
 
MN01C15W0600 6" 1 0.375 7.625 20 150 850 225 50 11500 11500 0.125 0
MN02C15W0600 2 0.75 9.375 23 150 850 225 50 5750 11500 0.375 0.125
MN03C15W0600 3 1.125 11.125 26 150 850 225 50 3830 11500 0.375 0.125
MN04C15W0600 4 1.5 12.875 29 150 850 225 50 2880 11500 0.75 0.125
MN05C15W0600 5 1.875 14.625 32 150 850 225 50 2300 11500 1 0.25
MN06C15W0600 6 2.25 16.375 35 150 850 225 50 1920 11500 1.125 0.25
 
MN01C15W0800 8" 1 0.375 9.625 11 150 850 225 78 11680 11680 0.125 0
MN02C15W0800 2 0.75 11.375 32 150 850 225 78 5840 11680 0.375 0.125
MN03C15W0800 3 1.125 13.125 36 150 850 225 78 3893 11680 0.375 0.125
MN04C15W0800 4 1.5 14.875 40 150 850 225 78 2920 11680 0.75 0.125
MN05C15W0800 5 1.875 16.625 44 150 850 225 78 2336 11680 1 0.25
MN06C15W0800 6 2.25 18.375 48 150 850 225 78 1947 11680 1.125 0.25
MN07C15W0800 7 2.625 20.125 52 150 850 225 78 1669 11680 1.25 0.375
MN08C15W0800 8 3 12.875 60 150 850 225 78 1460 11680 1.5 0.375
 
MN01C15W1000 10" 1 0.375 9.75 31 150 850 225 115 14660 14660 0.125 0
MN02C15W1000 2 0.75 11.625 35 150 850 225 115 7330 14660 0.375 0.125
MN03C15W1000 3 1.125 13.5 39 150 850 225 115 4887 14660 0.375 0.125
MN04C15W1000 4 1.5 15.375 43 150 850 225 115 3665 14660 0.75 0.125
MN05C15W1000 5 1.875 17.25 47 150 850 225 115 2932 14660 1 0.25
MN06C15W1000 6 2.25 19.125 51 150 850 225 115 2443 14660 1.125 0.25
MN07C15W1000 7 2.625 21 55 150 850 225 115 2094 14660 1.25 0.375
MN08C15W1000 8 3 22.875 59 150 850 225 115 1833 14660 1.5 0.375
 
MN01C15W1200 12" 1 0.375 10.375 33 150 850 225 156 15000 15000 0.125 0
MN02C15W1200 2 0.75 12.25 38 150 850 225 156 7500 15000 0.375 0.125
MN03C15W1200 3 1.125 14.125 43 150 850 225 156 5000 15000 0.375 0.125
MN04C15W1200 4 1.5 16 48 150 850 225 156 3750 15000 0.75 0.125
MN05C15W1200 5 1.875 17.875 53 150 850 225 156 3000 15000 1 0.25
MN06C15W1200 6 2.25 19.75 58 150 850 225 156 2500 15000 1.125 0.25
MN07C15W1200 7 2.625 21.625 63 150 850 225 156 2143 15000 1.25 0.375
MN08C15W1200 8 3 23.5 68 150 850 225 156 1875 15000 1.5 0.375
 
MN01C15W1400 14" 1 0.375 10.375 70 150 850 225 186 14300 14300 0.125 0
MN02C15W1400 2 0.75 12.25 76 150 850 225 186 7150 14300 0.375 0.125
MN03C15W1400 3 1.125 14.125 82 150 850 225 186 4767 14300 0.375 0.125
MN04C15W1400 4 1.5 16 88 150 850 225 186 3575 14300 0.75 0.125
MN05C15W1400 5 1.875 17.875 94 150 850 225 186 2860 14300 1 0.25
MN06C15W1400 6 2.25 19.75 100 150 850 225 186 2383 14300 1.125 0.25
MN07C15W1400 7 2.625 21.625 106 150 850 225 186 2043 14300 1.25 0.375
MN08C15W1400 8 3 23.5 211 150 850 225 186 1788 14300 1.5 0.375
 
MN01C15W1600 16" 1 0.375 10.375 80 150 850 225 238 14100 14100 0.125 0
MN02C15W1600 2 0.75 12.25 87 150 850 225 238 7050 14100 0.375 0.125
MN03C15W1600 3 1.5 14.125 94 150 850 225 238 3525 14100 0.75 0.125
MN04C15W1600 4 1.875 16 101 150 850 225 238 2820 14100 1 0.25
MN05C15W1600 5 2.25 17.875 108 150 850 225 238 2350 14100 1.125 0.25
MN06C15W1600 6 2.625 19.75 115 150 850 225 238 2014 14100 1.25 0.375
MN07C15W1600 7 3 21.625 122 150 850 225 238 1763 14100 1.5 0.375
MN08C15W1600 8 3.375 23.5 129 150 850 225 238 1567 14100 1.625 0.5
 
MN01C15W1800 18" 1 0.375 10.375 88 150 850 225 328 14700 14700 0.125 0
MN02C15W1800 2 0.75 12.25 96 150 850 225 328 7350 14700 0.375 0.125
MN03C15W1800 3 1.125 14.125 104 150 850 225 328 4900 14700 0.375 0.125
MN04C15W1800 4 1.5 16 112 150 850 225 328 3675 14700 0.75 0.125
MN05C15W1800 5 1.875 17.875 120 150 850 225 328 2940 14700 1 0.25
MN06C15W1800 6 2.25 19.75 128 150 850 225 328 2450 14700 1.125 0.25
MN07C15W1800 7 2.625 21.625 136 150 850 225 328 2100 14700 1.25 0.375
MN08C15W1800 8 3 23.5 144 150 850 225 328 1838 14700 1.5 0.375
 
MN01C15W2000 20" 1 0.375 10.375 100 150 850 225 361 15100 15100 0.125 0
MN02C15W2000 2 0.75 12.25 109 150 850 225 361 7550 15100 0.375 0.125
MN03C15W2000 3 1.125 14.125 118 150 850 225 361 5033 15100 0.375 0.125
MN04C15W2000 4 1.5 16 127 150 850 225 361 3775 15100 0.75 0.125
MN05C15W2000 5 1.875 17.875 136 150 850 225 361 3020 15100 1 0.25
MN06C15W2000 6 2.25 19.75 145 150 850 225 361 2517 15100 1.125 0.25
MN07C15W2000 7 2.625 21.625 154 150 850 225 361 2157 15100 1.25 0.375
MN08C15W2000 8 3 23.5 163 150 850 225 361 1888 15100 1.5 0.375
 
MN01C15W2400 24" 1 0.375 10.5 125 150 850 225 520 17400 17400 0.125 0
MN02C15W2400 2 0.75 11.5 133 150 850 225 520 8700 17400 0.375 0.125
MN03C15W2400 3 1.125 13.5 135 150 850 225 520 5800 17400 0.375 0.125
MN04C15W2400 4 1.5 15.5 146 150 850 225 520 4350 17400 0.75 0.125
MN05C15W2400 5 1.875 17 153 150 850 225 520 3480 17400 1 0.25
MN06C15W2400 6 2.25 19 160 150 850 225 520 2900 17400 1.125 0.25
MN07C15W2400 7 2.625 21 168 150 850 225 520 2486 17400 1.25 0.375
MN08C15W2400 8 3 22.75 175 150 850 225 520 2175 17400 1.5 0.375

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The Metraflex Company, 2323 W. Hubbard Street, Chicago, IL 60612 | 800-621-4347 | 312-738-3800 | Fax 312-738-0415 | Email for information.
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