A valve having an orifice in the poppet, disk, or the like, to permit restricted fluid flow when the valve is seated. It does not have a stem or provisions for pressure adjustments, and is similar to a valve, check with the exception of the orifice which permits fluid flow in more than one direction.
Classification: Check valves of materials other than copper, iron or steel
NSN 6620-00-010-1415
NSN 5998-00-359-3652
NSN 6645-01-411-5657
NSN 5965-01-487-4479
NSN 6105-01-327-1195
NSN 6105-01-510-5312
NSN 2925-01-224-1885
NSN 5985-00-231-5348
NSN 6145-01-514-7305
NSN 6105-01-019-4841
NSN 5910-01-579-3434
NSN 5975-01-088-7470