A circular, single or multipiece item, metallic or nonmetallic in composition, designed to be fitted in a circumferential groove in a piston and to spring outward against the cylinder wall to function as a seal or wiper. It is supplied in various cross-sectional shapes and is cut through at one point to allow for installation in the piston ring groove. It may include an expander. Excludes packing, preformed; retainer, oil seal; retainer, packing; ring, retaining; ring wiper; and seal ring, metal.
Classification: Parts for spark-ignition internal combustion piston engines, nesoi
NSN 6645-01-391-9820
NSN 6620-01-633-8443
NSN 5925-00-081-9135
NSN 4140-01-344-2179
NSN 5895-00-516-9357
NSN 5895-00-617-6340
NSN 4140-01-254-1659
NSN 6620-01-271-0711
NSN 5965-01-529-8437
NSN 6685-00-103-2854
NSN 6620-00-118-1983
NSN 6685-00-263-4545