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 steel
NSN 7035-01-444-4240
NSN 6610-00-814-0569
NSN 5996-00-190-8895
NSN 7035-01-649-8977
NSN 5905-01-300-3970
NSN 5965-01-167-8513
NSN 6650-01-042-9360
NSN 6645-01-044-6376
NSN 6130-01-495-4045
NSN 2925-01-112-8782
NSN 6145-01-065-0799
NSN 6110-00-845-4871