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  • Available in Brass or 303 Stainless Steel
  • Maximum Operating Pressure: COFB - 200 psig, COFB2K - 2000 psig
  • Maximum Temperature: 300 ºF
COF Series Nipple Piston Check Valves
Unit of Measure
1 

Item #

Inlet

Outlet

Cracking Pressure

Body Material

COFB-2M-B N/A 1/8" Male NPT N/A 1/8" Male NPT N/A N/A Brass
COFB-2M-SS303 N/A 1/8" Male NPT N/A 1/8" Male NPT N/A N/A 303 Stainless Steel
COFB-2M-2#-B N/A 1/8" Male NPT N/A 1/8" Male NPT N/A 2 psi N/A Brass
COFB-2M-2#-SS303 N/A 1/8" Male NPT N/A 1/8" Male NPT N/A 2 psi N/A 303 Stainless Steel
COFB-2M-10#-B N/A 1/8" Male NPT N/A 1/8" Male NPT N/A 10 psi N/A Brass
COFB-2M-10#-SS303 N/A 1/8" Male NPT N/A 1/8" Male NPT N/A 10 psi N/A 303 Stainless Steel
COFB-4M-B N/A 1/4" Male NPT N/A 1/4" Male NPT N/A N/A Brass
COFB-4M-SS303 N/A 1/4" Male NPT N/A 1/4" Male NPT N/A N/A 303 Stainless Steel
COFB-4M-2#-B N/A 1/4" Male NPT N/A 1/4" Male NPT N/A 2 psi N/A Brass
COFB-4M-2#-SS303 N/A 1/4" Male NPT N/A 1/4" Male NPT N/A 2 psi N/A 303 Stainless Steel
COFB-4M-15#-B N/A 1/4" Male NPT N/A 1/4" Male NPT N/A 15 psi N/A Brass
COFB-4M-15#-SS303 N/A 1/4" Male NPT N/A 1/4" Male NPT N/A 15 psi N/A 303 Stainless Steel
COFB2K-2M-B N/A 1/8" Male NPT N/A 1/8" Male NPT N/A N/A Brass
COFB2K-2M-SS303 N/A 1/8" Male NPT N/A 1/8" Male NPT N/A N/A 303 Stainless Steel
COFB2K-2M-2#-B N/A 1/8" Male NPT N/A 1/8" Male NPT N/A 2 psi N/A Brass
COFB2K-2M-2#-SS303 N/A 1/8" Male NPT N/A 1/8" Male NPT N/A 2 psi N/A 303 Stainless Steel
COFB2K-2M-10#-B N/A 1/8" Male NPT N/A 1/8" Male NPT N/A 10 psi N/A Brass
COFB2K-2M-10#-SS303 N/A 1/8" Male NPT N/A 1/8" Male NPT N/A 10 psi N/A 303 Stainless Steel
COFB2K-4M-B N/A 1/4" Male NPT N/A 1/4" Male NPT N/A N/A Brass
COFB2K-4M-SS303 N/A 1/4" Male NPT N/A 1/4" Male NPT N/A N/A 303 Stainless Steel
COFB2K-4M-2#-B N/A 1/4" Male NPT N/A 1/4" Male NPT N/A 2 psi N/A Brass
COFB2K-4M-2#-SS303 N/A 1/4" Male NPT N/A 1/4" Male NPT N/A 2 psi N/A 303 Stainless Steel
COFB2K-4M-15#-B N/A 1/4" Male NPT N/A 1/4" Male NPT N/A 15 psi N/A Brass
COFB2K-4M-15#-SS303 N/A 1/4" Male NPT N/A 1/4" Male NPT N/A 15 psi N/A 303 Stainless Steel
Unit of Measure
1