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 6620-00-543-6562
NSN 5990-00-937-9138
NSN 6685-01-501-5362
NSN 6320-01-498-4954
NSN 5915-01-499-2205
NSN 6240-01-081-9555
NSN 5930-01-605-8323
NSN 4140-01-563-7656
NSN 5925-01-102-2356
NSN 6150-01-497-6445
NSN 6240-00-899-6990
NSN 6610-01-046-5669