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 6645-00-189-7075
NSN 5990-01-224-8052
NSN 7035-00-803-3056
NSN 5905-01-376-5271
NSN 6130-00-478-1984
NSN 6135-00-179-8305
NSN 6105-01-100-3129
NSN 5855-01-641-8826
NSN 5950-00-666-1887
NSN 5985-00-822-8671
NSN 6130-01-426-8841
NSN 5975-01-081-9493