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 5975-01-372-6934
NSN 5855-01-444-5248
NSN 5998-01-205-1368
NSN 5895-01-058-5584
NSN 5960-01-103-5476
NSN 5835-01-416-6449
NSN 5895-00-291-4873
NSN 5915-01-139-5277
NSN 5998-01-422-6249
NSN 5950-00-394-1546
NSN 6145-00-233-5450
NSN 6685-01-471-8417