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 6130-01-398-6535
NSN 6610-00-651-1810
NSN 6645-00-813-3084
NSN 5925-01-422-4748
NSN 5925-01-058-1853
NSN 6620-00-707-4195
NSN 5915-01-050-1390
NSN 6650-00-221-9425
NSN 5835-01-081-6864
NSN 5975-01-372-8691
NSN 5935-00-270-1271
NSN 5960-01-030-2176