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 5855-01-537-3481
NSN 5998-01-012-2593
NSN 2925-01-420-2362
NSN 5925-00-762-3790
NSN 6320-01-021-6633
NSN 5965-01-534-7152
NSN 5985-01-398-3308
NSN 5960-00-831-8683
NSN 5998-01-243-2592
NSN 5960-01-438-9836
NSN 6105-01-557-4372
NSN 5990-01-575-3275