MARS-LOK INSTRUMENTATION BALL VALVES AND CHECK VAL
MARS-LOK TUBE FITTINGS

In-Line Check Valve

Compact Size, Metal to Metal Seal,
Rugged Construction
Size: 1/4" - 1"
Working Pressure: 2000 PSI.
Cracking Pressure: 1/3 PSI, 3 PSI, 10 PSI
Working Temperature: 191℃ max. - With Viton Seal
Body: 316 S.S.
Spring: 304 S.S.
Poppet: 316 S.S.
'O'Ring: Viton
Gasket: Viton, PTFE
End Connections: Screwed Female / Male,
Instrumentation Tube, Combinations
■ Valves with higher working pressure on request
■ Reseal pressure depends on cracking pressure