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 6650-01-014-9299
NSN 5999-01-498-8528
NSN 2925-01-209-3584
NSN 6320-00-731-6134
NSN 6130-00-412-8191
NSN 5905-00-868-2455
NSN 5985-01-474-5141
NSN 5915-00-222-6031
NSN 6150-00-144-7115
NSN 5925-00-931-3127
NSN 6685-00-965-5438
NSN 5905-01-443-9165