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.
NSN 6135-01-260-7180
NSN 6650-00-440-3537
NSN 5998-00-868-7241
NSN 5895-01-157-9330
NSN 6145-01-437-7086
NSN 6645-01-272-2501
NSN 5930-01-418-1759
NSN 5930-01-359-6441
NSN 5945-00-001-3062
NSN 4140-00-942-1317
NSN 5996-01-221-6711
NSN 5998-01-194-5252