Check Valves

Our brass check valves are equipped with a spring loaded clapper assembly making it applicable for vertical or horizontal installations. These check valves have a 1/2" tap (4" valves) or 1/4" tap (1½" - 3" valves) and plug for added equipment such as a ball drip when paired with a fire department connection or a pressure gauge when used in a supply line. For use in standpipe and sprinkler systems.

Specifications: 
  • U/L Listed
  • Contact American Fire Supply for current approvals
  • Working pressure rating:  300 PSI
  • Groove and thread configurations

Tabs

Part Table

16 Items

Part Size Configuration Weight
CHKFF15
CHKFF15
1½” F NPT x F NPT 6 lb
CHKFM15
CHKFM15
1½” F NPT x M NPT 6 lb
CHKFM2
CHKFM2
2” F NPT x M NPT 6 lb
CHKFM25
CHKFM25
2½” F NPT x M NPT 6 lb
CHKFM3
CHKFM3
3” F NPT x M NPT 9 lb
CHKFM4
CHKFM4
4” F NPT x M NPT 12 lb
CHKGG15
CHKGG15
1½” Groove x Groove 6 lb
CHKGG2
CHKGG2
2” Groove x Groove 6 lb
CHKGG25
CHKGG25
2½” Groove x Groove 6 lb
CHKGG3
CHKGG3
3” Groove x Groove 9 lb
CHKGG4
CHKGG4
4” Groove x Groove 12 lb
CHKGM15
CHKGM15
1½” Groove x M NPT 6 lb
CHKGM2
CHKGM2
2” Groove x M NPT 6 lb
CHKGM25
CHKGM25
2½” Groove x M NPT 6 lb
CHKGM3
CHKGM3
3” Groove x M NPT 9 lb
CHKGM4
CHKGM4
4” Groove x M NPT 12 lb