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 copper having a pressure rating of 850 kpa or over
NSN 6645-01-535-7136
NSN 5915-01-575-7317
NSN 5930-01-371-7046
NSN 5920-01-478-3277
NSN 6320-01-390-5385
NSN 6645-00-816-5337
NSN 5920-00-230-9128
NSN 6220-01-253-1173
NSN 5930-00-587-5248
NSN 5915-01-283-4123
NSN 5895-00-081-2219
NSN 5930-01-006-5933