providing quality product Check Valves

89-3FGR / 89-3FGL Check Valves
Reverse Flow Check Valves

Features

Reverse flow check valves for regulator

Helps prevent dangerous reverse flow mixing of gas in hose and regulators

Specification

Model Gas Inlet Outlet
89-3FGR Oxygen 9/16”-18N 9/16”-18N
89-3CTR Oxygen M16 x 1.5 M16 x 1.5
89-3GBR2 Oxygen G 3/8 G 3/8
89-3AR1 Oxygen 5/8”-18N 5/8”-18N
89-3GBR1 Oxygen G 1/4 G 1/4
89-3FGL Fuel Gas 9/16”-18N 9/16”-18N
89-3CRL Fuel Gas M16 x 1.5 M16 x 1.5
89-3GBL2 Fuel Gas G 3/8 G 3/8
89-3AL1 Fuel Gas 5/8”-18N 5/8”-18N
89-3GBL1 Fuel Gas G 1/4 G 1/4

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