An item consisting of a plug or needle type valve having a cup mounted on top, specifically designed for the introduction of a priming fluid to, or the relief of pressure from, the cylinders of such machinery as internal combustion engines or pumps.
Classification: Parts for spark-ignition internal combustion piston engines, nesoi
NSN 6105-01-106-2631
NSN 5930-01-167-9079
NSN 5925-01-475-4692
NSN 7035-01-317-4227
NSN 5930-00-567-7870
NSN 5920-01-185-2222
NSN 5915-01-422-9979
NSN 6105-00-067-7517
NSN 4140-00-205-6491
NSN 5960-00-009-8082
NSN 6320-00-925-0558
NSN 5835-00-003-0295