Wafer Style Silent Check Valves by Metraflex

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Wafer Style Silent Check Valves

Eliminate water hammer with a check valve that operates smoothly and silently. The Metraflex #700 Series features a center guided single disc and bronze to bronze seating with special stainless steel spring control to insure positive, noiseless opening and closing.

Metraflex Check Valves are applicable to all water systems
Rated to both 125 lb. And 250 lb. Flange class
Made in eight standard sizes: 2" through 10"
Work in any position
Activated at 1/4 to 1/2 psi
Constructed of cast iron body with bronze or stainless steel trim
Compacted into shortest possible face to face dimensions
Designed with larger-than-pipe-size flow area for low pressure loss with maximum efficiency.

Intended for liquid service only.

Fits both 250# Class bolt circle and 125# Class bolt circle.

FM approval available

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

Wafer Style Silent Check Valve 125lb Class with Bronze Trim
Wafer Style Silent Check Valve 250lb Class with Bronze Trim
Wafer Style Silent Check Valve 125lb Class with Stainless Steel Trim
Wafer Style Silent Check Valve 250lb Class with Stainless Steel Trim
Wafer Style Silent Check Valve 125lb Class with Buna Seat
Wafer Style Silent Check Valve 250lb Class with Buna Seat

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Wafer Style Silent Check Valve 125lb Class with Bronze Trim

METRAFLEX PART NO.	Pipe Size	O.D.	Face-to-Face	Pressure / Temp	Weight (lbs)	CV	Bolt Size	No. of Bolts	3D Drawing
CVO702	2"	4-1/4"	2-5/8"	200 PSI @ 150°F	6	66	5/8"	4	CAD
CVO7025	2.5"	5"	2-7/8"	200 PSI @ 150°F	8	88	5/8"	4	CAD
CVO703	3"	5-3/4"	3-1/8"	200 PSI @ 150°F	11	130	5/8"	4	CAD
CVO704	4"	7"	4"	200 PSI @ 150°F	20	228	5/8"	8	CAD
CVO705	5"	8-3/8"	4-5/8"	200 PSI @ 150°F	29	350	3/4"	8	CAD
CVO706	6"	9-3/4"	5-1/2"	200 PSI @ 150°F	44	520	3/4"	8	CAD
CVO708	8"	13-3/8"	6-1/2"	200 PSI @ 150°F	79	900	3/4"	8	CAD
CVO710	10"	16"	8-1/4"	200 PSI @ 150°F	120	1450	7/8"	12	CAD

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Wafer Style Silent Check Valve 250lb Class with Bronze Trim

METRAFLEX PART NO.	Pipe Size	O.D.	Face-to-Face	Pressure / Temp	Weight (lbs)	CV	Bolt Size	No. of Bolts	3D Drawing
CVO758	8"	13-3/8"	6-1/2"	400 PSI @ 150°F	84	900	7/8"	12	CAD
CVO760	10"	16"	8-1/4"	400 PSI @ 150°F	93	1450	1"	16	CAD

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Wafer Style Silent Check Valve 125lb Class with Stainless Steel Trim

METRAFLEX PART NO.	Pipe Size	O.D.	Face-to-Face	Pressure / Temp	Weight (lbs)	CV	Bolt Size	No. of Bolts	3D Drawing
CVOSS702	2"	4-1/4"	2-5/8"	200 PSI @ 150°F	6	66	5/8"	4	CAD
CVOSS7025	2.5"	5"	2-7/8"	200 PSI @ 150°F	8	88	5/8"	4	CAD
CVOSS703	3"	5-3/4"	3-1/8"	200 PSI @ 150°F	11	130	5/8"	4	CAD
CVOSS704	4"	7"	4"	200 PSI @ 150°F	20	228	5/8"	8	CAD
CVOSS705	5"	8-3/8"	4-5/8"	200 PSI @ 150°F	29	350	3/4"	8	CAD
CVOSS706	6"	9-3/4"	5-1/2"	200 PSI @ 150°F	44	520	3/4"	8	CAD
CVOSS708	8"	13-3/8"	6-1/2"	200 PSI @ 150°F	79	900	3/4"	8	CAD
CVOSS710	10"	16"	8-1/4"	200 PSI @ 150°F	120	1450	7/8"	12	CAD

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Wafer Style Silent Check Valve 250lb Class with Stainless Steel Trim

METRAFLEX PART NO.	Pipe Size	O.D.	Face-to-Face	Pressure / Temp	Weight (lbs)	CV	Bolt Size	No. of Bolts	3D Drawing
CVOSS758	8"	13-3/8"	6-1/2"	400 PSI @ 150°F	84	900	7/8"	12	CAD
CVOSS760	10"	16"	8-1/4"	400 PSI @ 150°F	93	1450	1"	16	CAD

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Wafer Style Silent Check Valve 125lb Class with Buna Seat

METRAFLEX PART NO.	Pipe Size	O.D.	Face-to-Face	Pressure / Temp	Weight (lbs)	CV	Bolt Size	No. of Bolts	3D Drawing
CVOBN702	2"	4-1/4"	2-5/8"	200 PSI @ 150°F	6	66	5/8"	4	CAD
CVOBN7025	2.5"	5"	2-7/8"	200 PSI @ 150°F	8	88	5/8"	4	CAD
CVOBN703	3"	5-3/4"	3-1/8"	200 PSI @ 150°F	11	130	5/8"	4	CAD
CVOBN704	4"	7"	4"	200 PSI @ 150°F	20	228	5/8"	8	CAD
CVOBN705	5"	8-3/8"	4-5/8"	200 PSI @ 150°F	29	350	3/4"	8	CAD
CVOBN706	6"	9-3/4"	5-1/2"	200 PSI @ 150°F	44	520	3/4"	8	CAD
CVOBN708	8"	13-3/8"	6-1/2"	200 PSI @ 150°F	79	900	3/4"	8	CAD
CVOBN910	10"	16"	8-1/4"	200 PSI @ 150°F	120	1450	7/8"	12	CAD

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Wafer Style Silent Check Valve 250lb Class with Buna Seat

METRAFLEX PART NO.	Pipe Size	O.D.	Face-to-Face	Pressure / Temp	Weight (lbs)	CV	Bolt Size	No. of Bolts	3D Drawing
CVOBN758	8"	13-3/8"	6-1/2"	400 PSI @ 150°F	84	900	7/8"	12	CAD
CVOBN760	10"	16"	8-1/4"	400 PSI @ 150°F	93	1450	1"	16	CAD

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