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Ductile Iron Check Valve
Submersible

submersible.png

Part No.

Size

Weight lbs

658SB
660SB
661SB
662SB

2 X 2
3 X 3
4 X 4
6 X 6

3.9
12.3
25.5
48.7

All Simmons ductile iron check valves are CERTIFIED LEAD FREE, featuring an ASTM A536 ductile iron body with non-toxic polyester powder coated finish. Each valve is furnished with Buna-N O-Ring, stainless steel spring, stainless steel washer, and stainless steel locknut. All valves ¾” through 1 ½” have a working pressure of 400 PSI, while valves 2” and larger have a working pressure of 600 PSI. Check valves rated for 190°F maximum temperature.

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