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 7035-01-265-0216
NSN 5910-01-477-5341
NSN 2925-01-076-6128
NSN 7035-00-349-8571
NSN 5905-00-433-7972
NSN 6135-01-086-8167
NSN 5920-01-118-0309
NSN 5985-01-360-0036
NSN 6650-00-105-5744
NSN 6645-01-453-7297
NSN 6110-00-391-8932
NSN 2925-01-556-0333