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 6150-01-340-3573
NSN 6610-01-406-6696
NSN 6130-01-088-0030
NSN 2925-00-051-1467
NSN 5935-01-197-7795
NSN 5965-01-241-0553
NSN 5960-00-763-5390
NSN 6110-01-500-7226
NSN 6135-01-532-7951
NSN 6620-01-266-8894
NSN 7035-01-088-3023
NSN 6145-01-041-9989