Stainless Steel Check Valves

Ozone Resistant Check Valves

Stainless Steel check valves with Viton Seals

Part #	Size	Body Length	Body Diameter	Price
CHK-4SV	1/4"	2.165"	0.75"	$29.50
CHK-6SV	3/8"	2.165"	0.866"	$32.50
CHK-8SV	1/2"	2.165"	1.063"	$39.50
CHK-12SV	3/4"	2.677"	1.417"	$54.50
CHK-16SV	1"	3.268"	1.693"	$69.50

Specifications:

Working pressure = 1500 PSI
Working Temperature = -10 - 105-deg C
Crack pressure = 2.5 PSI
Threaded ends = Female NPT

Materials:

Body = 316 Stainless Steel
O-Ring = Viton
Spring = 304 Stainless Steel
Cap = 316 Stainless Steel
Spool = 316 Stainless Steel
Snap Ring = 304 Stainless Steel

See image above

This check valve is completely serviceable and rebuild-able. The only sealing material is a Viton O-ring. This O-ring is easily replaceable is ever necessary. The body is one piece and requires no seal for the body. Only the O-ring is a sealing surface. This makes the CHK-SV check valve the most reliable check valve over the long term.