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 5855-01-464-5084
NSN 4140-01-482-8447
NSN 5990-01-110-8979
NSN 5990-01-433-3786
NSN 5905-01-104-0587
NSN 5998-00-509-5069
NSN 5998-01-558-4535
NSN 5985-00-383-5359
NSN 5910-01-224-2803
NSN 5985-01-643-2168
NSN 5950-00-942-1776
NSN 5935-01-458-5189