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 materials other than copper, iron or steel
NSN 5945-00-482-7859
NSN 6620-01-123-6663
NSN 5960-01-222-4199
NSN 6620-00-451-8783
NSN 6645-01-093-5015
NSN 6145-01-126-1721
NSN 6220-01-463-3380
NSN 5925-00-253-0096
NSN 6150-01-218-5655
NSN 6650-00-527-8822
NSN 6130-00-689-7616
NSN 6105-01-350-2117