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 6150-01-378-8542
NSN 5920-01-076-5560
NSN 5998-00-281-9444
NSN 5915-01-179-5351
NSN 6685-01-502-7184
NSN 6620-01-431-9176
NSN 6240-01-124-1829
NSN 6135-01-437-6409
NSN 6105-01-549-7398
NSN 5915-01-491-4380
NSN 6685-00-659-7831
NSN 5835-00-092-1136