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 6240-01-442-3501
NSN 5855-01-559-7064
NSN 2925-01-459-8093
NSN 6320-01-556-2011
NSN 5925-00-942-5500
NSN 6645-00-903-4916
NSN 6650-01-285-5856
NSN 6645-01-553-3599
NSN 6620-00-266-2763
NSN 5835-00-953-0962
NSN 5960-00-613-7830
NSN 5915-00-310-3156