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 6130-01-481-4119
NSN 4140-01-206-4430
NSN 5910-01-290-4803
NSN 7035-01-321-1555
NSN 6685-00-045-5243
NSN 5998-01-203-2069
NSN 6685-00-679-1197
NSN 6610-01-551-0774
NSN 5985-01-121-4334
NSN 6105-01-522-0387
NSN 4140-01-372-6078
NSN 6105-00-840-6433