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 5895-01-457-7886
NSN 6685-01-334-2276
NSN 5998-00-657-4760
NSN 6240-01-032-9952
NSN 5930-00-855-8722
NSN 5920-01-031-1199
NSN 5999-01-444-4852
NSN 6240-00-883-8484
NSN 6610-01-120-7670
NSN 6135-00-660-8654
NSN 7035-01-464-1213
NSN 5930-01-435-0129