|BI-Lok Tube Fittings||Cryogenic Products||Check Valves||Needle Valves||Quarter Turn Valves||Relief Valves||Regulators||Cryogenic Liquid Cylinder Accessories||Custom Solutions|
1/8” - 1/2” Dual Ferrule Tube
Female NPT & Male NPT
1/4” Face Seal 0 - 3000 Psig
Poppet type, zero leak, inline check valve for liquid and gas applications to 3000 Psig. Fully retained O’ring seal design permits full rated pressure in the checked direction. Offered with fully interchangeable dual ferrule tube or metal to metal face seal connections. A variety of crack pressures and seal materials, combined with a metal to metal positive stop provides long trouble free service life in the most demanding applications.
Materials of Constructions
|Component||Valve Body Material|
|Inlet Cap, Outlet Body, Poppet||Brass, ASTM B16||316 SS, ASTM A4791|
|O'Ring Retainer||316 SS, ASTM A479|
|Spring||302 SS, ASTM A313|
|1 PTFE dry lubricant applied to threads|
|2 Lubricated with KrytoxTM GPL-202|
PROPER COMPONENT SELECTION - When specifying a component, the total system design must be considered to ensure safe and trouble-free performance. Intended component function, materials compatibility, pressure ratings, installation, environment and maintenance are the responsibility of the system designer.