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 6685-01-273-1856
NSN 5910-00-554-1422
NSN 5960-01-156-0426
NSN 5990-01-299-2014
NSN 6620-01-085-8688
NSN 6145-00-843-8744
NSN 5985-00-618-9436
NSN 5930-00-756-0439
NSN 6620-01-346-9340
NSN 5925-00-271-8836
NSN 5990-01-116-2181
NSN 5975-01-571-7224