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 5920-01-026-2559
NSN 5975-01-318-6517
NSN 6110-01-530-0822
NSN 5930-01-629-9016
NSN 5999-01-278-3549
NSN 5905-01-597-5572
NSN 6645-00-880-8045
NSN 5965-00-226-2915
NSN 5945-01-375-8387
NSN 5965-01-488-6695
NSN 5998-01-432-2334
NSN 6145-00-317-2087