Parker Relief Valve 1/4" Inlet 1-11/16" Wide 3-3/4" High 631B-12-
Parker Relief Valve 1/4″ Inlet 1-11/16″ Wide 3-3/4″ High 631B-12-. 1/4″ Inlet. SPI 11/16″ Standard Pre-Set Torque Tapping Adapter #74-258-5. 3-3/4″ High. R8 Collet Set: 12 Pc, 1/16 to 7/8″ Cap. Cab Tim Bin 33.