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 6135-00-182-7008
NSN 5835-01-160-7282
NSN 5855-00-797-8217
NSN 2925-01-362-2515
NSN 5960-00-337-7628
NSN 4140-00-833-6239
NSN 7035-00-096-9986
NSN 5920-01-295-1268
NSN 6135-01-275-9767
NSN 6240-01-026-0032
NSN 6150-01-046-0247
NSN 6105-00-104-5306