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 5925-01-457-2091
NSN 5960-01-282-2386
NSN 5905-01-403-2806
NSN 4140-01-260-7934
NSN 6650-01-460-7584
NSN 6320-01-512-2031
NSN 5975-01-649-2866
NSN 5945-01-105-4422
NSN 5930-00-179-7012
NSN 5985-00-519-5909
NSN 5996-01-507-1515
NSN 5975-01-625-2190