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.
NSN 6610-01-541-5034
NSN 6105-00-402-2355
NSN 6650-01-319-6930
NSN 6685-00-896-0009
NSN 5990-01-606-7521
NSN 6150-01-659-0474
NSN 5925-01-516-7711
NSN 5905-01-254-8787
NSN 4140-01-069-4576
NSN 5930-00-978-4799
NSN 6320-01-214-0350
NSN 5975-01-114-8071