Metal Bellows Expansion Joint – Model MNLC Dual

Metal Bellows Model MNLC Dual

Metal Bellows Expansion Joint/Pump Connector

The MNLC Dual Metal Bellows Expansion Joints provide greater compression than the standard MNLC expansion joint and are the perfect balance between value and performance. Three pressure ratings available. Non-standard designs are also easily available.

Maximum Working Pressure: 50/150/300 psi

Working Temperature: 800°F

Test Pressure: 75/225/450 psi

End Fittings:

  Flanges: ANSI B16.5

  Weld Ends: A 53 / A 106

Bellows: T316 S/S

Flanged end, long, 50 PSI

Part No Nom size Style Compression Inches
Each Side
Lateral
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
3D Drawing
MNLC50FL0200D 2 Long 1.75 0.3125 22.25 13 50 800 75 6 315 Revit/CAD
MNLC50FL0250D 2.5 Long 1.75 0.3125 22.625 16 50 800 75 9 299 Revit/CAD
MNLC50FL0300D 3 Long 2 0.375 23 18 50 800 75 12 231 Revit/CAD
MNLC50FL0400D 4 Long 2.5 0.5 26.5 28 50 800 75 19 399 Revit/CAD
MNLC50FL0500D 5 Long 2.5 0.375 27.5 34 50 800 75 29 465 Revit/CAD
MNLC50FL0600D 6 Long 2.5 0.375 28 48 50 800 75 40 549 Revit/CAD
MNLC50FL0800D 8 Long 3 0.6875 31.375 71 50 800 75 66 609 Revit/CAD
MNLC50FL1000D 10 Long 3.375 0.75 33.6 52 50 800 75 104 750 Revit/CAD
MNLC50FL1200D 12 Long 3.25 0.75 31.75 85 50 800 75 146 435 Revit/CAD

Weld end, long, 50 PSI

Part No Nom size Style Compression Inches
Each Side
Lateral
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
3D Drawing
MNLC50WL0200D 2 Long 1.75 0.3125 22.5 4 50 800 75 6 315 Revit/CAD
MNLC50WL0250D 2.5 Long 1.75 0.3125 25.5 4 50 800 75 9 299 Revit/CAD
MNLC50WL0300D 3 Long 2 0.375 26 6 50 800 75 12 231 Revit/CAD
MNLC50WL0400D 4 Long 2.5 0.5 29.5 9 50 800 75 19 399 Revit/CAD
MNLC50WL0500D 5 Long 2.5 0.375 30.5 15 50 800 75 29 465 Revit/CAD
MNLC50WL0600D 6 Long 2.5 0.375 31 20 50 800 75 40 549 Revit/CAD
MNLC50WL0800D 8 Long 3 0.6875 34.25 26 50 800 75 66 609 Revit/CAD
MNLC50WL1000D 10 Long 3.375 0.75 36.5 32 50 800 75 104 750 Revit/CAD
MNLC50WL1200D 12 Long 3.25 0.75 34.5 42 50 800 75 146 435 Revit/CAD

Flanged end, short, 50 PSI

Part No Nom size Style Compression Inches
Each Side
Lateral
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
3D Drawing
MNLC50FS0200D 2 Short 1.125 0.1875 18.375 11 50 800 75 6 590 Revit/CAD
MNLC50FS0250D 2.5 Short 1 0.1875 18.875 14 50 800 75 9 498 Revit/CAD
MNLC50FS0300D 3 Short 1 0.1875 19.875 17 50 800 75 12 345 Revit/CAD
MNLC50FS0400D 4 Short 1.25 0.25 20.125 27 50 800 75 19 800 Revit/CAD
MNLC50FS0500D 5 Short 1.25 0.125 20.25 33 50 800 75 29 985 Revit/CAD
MNLC30FS0600D 6 Short 1.25 0.125 21 43 50 800 75 40 1170 Revit/CAD
MNLC50FS0800D 8 Short 1.5 0.1875 23.375 64 50 800 75 66 1220 Revit/CAD
MNLC50FS1000D 10 Short 1.5 0.1875 23.5 45 50 800 75 104 1655 Revit/CAD
MNLC50FS1200D 12 Short 1.5 0.1875 24.25 70 50 800 75 146 784 Revit/CAD

Weld end, short, 50 PSI

Part No Nom size Style Compression Inches
Each Side
Lateral
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
3D Drawing
MNLC50WS0200D 2 Short 1.125 0.1875 21.75 3 50 800 75 6 590 Revit/CAD
MNLC50WS0250D 2.5 Short 1 0.1875 21.75 3 50 800 75 9 498 Revit/CAD
MNLC50WS0300D 3 Short 1 0.1875 23 5 50 800 75 12 345 Revit/CAD
MNLC50WS0400D 4 Short 1.25 0.25 23.25 8 50 800 75 19 800 Revit/CAD
MNLC50WS0500D 5 Short 1.25 0.125 23.25 13 50 800 75 29 985 Revit/CAD
MNLC50WS0600D 6 Short 1.25 0.125 24 18 50 800 75 40 1170 Revit/CAD
MNLC50WS0800D 8 Short 1.5 0.1875 26.25 22 50 800 75 66 1220 Revit/CAD
MNLC50WS1000D 10 Short 1.5 0.1875 26.25 25 50 800 75 104 1655 Revit/CAD
MNLC50WS1200D 12 Short 1.5 0.1875 27 35 50 800 75 146 784 Revit/CAD

Flanged end, long, 150 PSI

Part No Nom size Style Compression Inches
Each Side
Lateral
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
3D Drawing
MNLC15FL0200D 2 Long 1.75 0.3125 22.25 13 150 800 225 6 320 Revit/CAD
MNLC15FL0250D 2.5 Long 1.75 0.3125 22.625 16 150 800 225 9 299 Revit/CAD
MNLC15FL0300D 3 Long 2 0.5 23 21 150 800 225 12 240 Revit/CAD
MNLC15FL0400D 4 Long 2.5 0.5 26.5 38 150 800 225 19 406 Revit/CAD
MNLC15FL0500D 5 Long 2.5 0.375 27.5 49 150 800 225 29 480 Revit/CAD
MNLC15FL0600D 6 Long 2.5 0.375 28 90 150 800 225 40 555 Revit/CAD
MNLC15FL0800D 8 Long 3 0.6875 31.375 125 150 800 225 66 620 Revit/CAD
MNLC15FL1000D 10 Long 3.25 0.75 33.6 170 150 800 225 104 760 Revit/CAD
MNLC15FL1200D 12 Long 3.125 0.75 31.75 220 150 800 225 146 957 Revit/CAD

Weld end, long, 150 PSI

Part No Nom size Style Compression Inches
Each Side
Lateral
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
3D Drawing
MNLC15WL0200D 2 Long 1.75 0.3125 22.5 4 150 800 225 6 320 Revit/CAD
MNLC15WL0250D 2.5 Long 1.75 0.3125 25.5 4 150 800 225 9 299 Revit/CAD
MNLC15WL0300D 3 Long 2 0.5 26 6 150 800 225 12 240 Revit/CAD
MNLC15WL0400D 4 Long 2.5 0.5 29.5 10 150 800 225 19 406 Revit/CAD
MNLC15WL0500D 5 Long 2.5 0.375 30.5 16 150 800 225 29 480 Revit/CAD
MNLC15WL0600D 6 Long 2.5 0.375 31 21 150 800 225 40 555 Revit/CAD
MNLC15WL0800D 8 Long 3 0.6875 34.25 27 150 800 225 66 620 Revit/CAD
MNLC15WL1000D 10 Long 3.25 0.75 36.5 34 150 800 225 104 760 Revit/CAD
MNLC15WL1200D 12 Long 3.125 0.75 34.5 44 150 800 225 146 957 Revit/CAD

Flanged end, short, 150 PSI

Part No Nom size Style Compression Inches
Each Side
Lateral
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
3D Drawing
MNLC15FS0200D 2 Short 1.125 0.3125 18.375 11 150 800 225 6 595 Revit/CAD
MNLC15FS0250D 2.5 Short 1 0.3125 18.875 15 150 800 225 9 498 Revit/CAD
MNLC15FS0300D 3 Short 1 0.1875 19.875 20 150 800 225 12 349 Revit/CAD
MNLC15FS0400D 4 Short 1.25 0.25 20.125 35 150 800 225 19 803 Revit/CAD
MNLC15FS0500D 5 Short 1.25 0.125 20.25 45 150 800 225 29 987 Revit/CAD
MNLC15FS0600D 6 Short 1.25 0.125 21 85 150 800 225 40 1181 Revit/CAD
MNLC15FS0800D 8 Short 1.5 0.3125 23.375 120 150 800 225 66 1235 Revit/CAD
MNLC15FS1000D 10 Short 1.5 0.31258 23.5 160 150 800 225 104 1669 Revit/CAD
MNLC15FS1200D 12 Short 1.5 0.3125 24.25 200 150 800 225 146 1815 Revit/CAD

Weld end, short, 150 PSI

Part No Nom size Style Compression Inches
Each Side
Lateral
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
3D Drawing
MNLC15WS0200D 2 Short 1.125 0.3125 21.75 3 150 800 225 6 595 Revit/CAD
MNLC15WS0250D 2.5 Short 1 0.3125 21.75 3 150 800 225 9 498 Revit/CAD
MNLC15WS0300D 3 Short 1 0.1875 23 5 150 800 225 12 349 Revit/CAD
MNLC15WS0400D 4 Short 1.25 0.25 23.25 8 150 800 225 19 803 Revit/CAD
MNLC15WS0500D 5 Short 1.25 0.125 23.25 14 150 800 225 29 987 Revit/CAD
MNLC15WS0600D 6 Short 1.25 0.125 24 19 150 800 225 40 1181 Revit/CAD
MNLC15WS0800D 8 Short 1.5 0.3125 26.25 23 150 800 225 66 1235 Revit/CAD
MNLC15WS1000D 10 Short 1.5 0.31258 26.25 26 150 800 225 104 1669 Revit/CAD
MNLC15WS1200D 12 Short 1.5 0.3125 27 37 150 800 225 146 1815 Revit/CAD

Flanged end, long, 300 PSI

Part No Nom size Style Compression Inches
Each Side
Lateral
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
3D Drawing
MNLC30FL0200D 2 Long 1.25 0.25 22.25 14 300 800 450 6 453 Revit/CAD
MNLC30FL0250D 2.5 Long 1.25 0.25 22.625 17 300 800 450 9 425 Revit/CAD
MNLC30FL0300D 3 Long 1.375 0.3125 23 22 300 800 450 12 759 Revit/CAD
MNLC30FL0400D 4 Long 1.75 0.375 26.5 40 300 800 450 19 888 Revit/CAD
MNLC30FL0500D 5 Long 1.75 0.3125 27.5 51 300 800 450 29 961 Revit/CAD
MNLC30FL0600D 6 Long 1.75 0.3125 28 94 300 800 450 40 1146 Revit/CAD
MNLC30FL0800D 8 Long 2 0.375 31.375 131 300 800 450 66 1395 Revit/CAD
MNLC30FL1000D 10 Long 2.5 0.5 33.6 179 300 800 450 104 1226 Revit/CAD
MNLC30FL1200D 12 Long 2.25 0.375 31.75 231 300 800 450 146 2293 Revit/CAD

Weld end, long, 300 PSI

Part No Nom size Style Compression Inches
Each Side
Lateral
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
3D Drawing
MNLC30WL0200D 2 Long 1.25 0.25 22.5 4 300 800 450 6 453 Revit/CAD
MNLC30WL0250D 2.5 Long 1.25 0.25 25.5 4 300 800 450 9 425 Revit/CAD
MNLC30WL0300D 3 Long 1.375 0.3125 26 6 300 800 450 12 759 Revit/CAD
MNLC30WL0400D 4 Long 1.75 0.375 29.5 9 300 800 450 19 888 Revit/CAD
MNLC30WL0500D 5 Long 1.75 0.3125 30.5 17 300 800 450 29 961 Revit/CAD
MNLC30WL0600D 6 Long 1.75 0.3125 31 22 300 800 450 40 1146 Revit/CAD
MNLC30WL0800D 8 Long 2 0.375 34.25 29 300 800 450 66 1395 Revit/CAD
MNLC30WL1000D 10 Long 2.5 0.5 36.5 35 300 800 450 104 1226 Revit/CAD
MNLC30WL1200D 12 Long 2.25 0.375 34.5 46 300 800 450 146 2293 Revit/CAD

Flanged end, short, 300 PSI

Part No Nom size Style Compression Inches
Each Side
Lateral
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
3D Drawing
MNLC30FS0200D 2 Short 0.75 0.125 18.375 11 300 800 450 6 731 Revit/CAD
MNLC30FS0250D 2.5 Short 0.75 0.125 18.875 16 300 800 450 9 725 Revit/CAD
MNLC30FS0300D 3 Short 0.75 0.125 19.875 21 300 800 450 12 1138 Revit/CAD
MNLC30FS0400D 4 Short 0.875 0.1875 20.125 37 300 800 450 19 1775 Revit/CAD
MNLC30FS0500D 5 Short 0.75 0.0625 20.25 47 300 800 450 29 2059 Revit/CAD
MNLC30FS0600D 6 Short 0.75 0.0625 21 89 300 800 450 40 2456 Revit/CAD
MNLC30FS0800D 8 Short 1 0.125 23.375 126 300 800 450 66 2791 Revit/CAD
MNLC30FS1000D 10 Short 1 0.125 23.5 168 300 800 450 104 2996 Revit/CAD
MNLC30FS1200D 12 Short 1 0.125 24.25 210 300 800 450 146 4586 Revit/CAD

Weld end, short, 300 PSI

Part No Nom size Style Compression Inches
Each Side
Lateral
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
3D Drawing
MNLC30WS0200D 2 Short 0.75 0.125 21.75 3 300 800 450 6 731 Revit/CAD
MNLC30WS0250D 2.5 Short 0.75 0.125 21.75 3 300 800 450 9 725 Revit/CAD
MNLC30WS0300D 3 Short 0.75 0.125 23 5 300 800 450 12 1138 Revit/CAD
MNLC30WS0400D 4 Short 0.875 0.1875 23.25 9 300 800 450 19 1775 Revit/CAD
MNLC30WS0500D 5 Short 0.75 0.0625 23.25 14 300 800 450 29 2059 Revit/CAD
MNLC30WS0600D 6 Short 0.75 0.0625 24 19 300 800 450 40 2456 Revit/CAD
MNLC30WS0800D 8 Short 1 0.125 26.25 23 300 800 450 66 2791 Revit/CAD
MNLC30WS1000D 10 Short 1 0.125 26.25 26 300 800 450 104 2996 Revit/CAD
MNLC30WS1200D 12 Short 1 0.125 27 35 300 800 450 146 4586 Revit/CAD