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 5960-00-140-9583
NSN 5965-00-886-5507
NSN 6145-00-715-5262
NSN 5996-00-969-1668
NSN 5910-01-357-7314
NSN 6650-00-926-7709
NSN 5855-01-621-0215
NSN 5905-01-564-6070
NSN 6130-01-542-8367
NSN 5950-01-096-8878
NSN 5920-00-331-0583
NSN 6150-01-224-1836