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Ductile Iron Check Valve
Single Tapped
Tapped
Part No.
Size
Inlet
Outlet
Weight lbs.
6022SB
6053SB
6054SB
6055SB
6023SB
6056SB
6058SB
6024SB
6059SB
6060SB
6061SB
6025SB
6062SB
6063SB
6064SB
6027SB
6028SB
1
1
1
1
1 1/4
1 1/4
1 1/4
1 1/2
1 1/2
1 1/2
1 1/2
2
2
2
2
3
4
1/8
1/4
-
-
1/8
1/4
-
1/8
1/4
-
-
1/8
1/4
-
-
1/8
1/8
-
-
1/8
1/4
-
-
1/4
-
-
1/8
1/4
-
-
1/8
1/4
-
-
1.3
1.3
1.3
1.3
1.7
1.7
1.7
2.1
2.1
2.1
2.1
3.5
3.5
3.5
3.5
11.7
21.5
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.