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 5975-00-189-0857
NSN 6620-01-220-7105
NSN 5985-01-104-4324
NSN 5930-00-100-3938
NSN 6685-01-266-6372
NSN 5895-01-135-9590
NSN 5999-01-280-4106
NSN 6150-01-048-4697
NSN 5999-00-521-1151
NSN 6130-01-497-7106
NSN 7035-01-602-3709
NSN 5999-00-762-8738