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 nesoi, of compressors other than refrigerating and air conditioning compressors
NSN 6130-00-241-2460
NSN 5945-01-411-9438
NSN 6610-00-186-9180
NSN 5985-00-344-2800
NSN 5990-00-754-5253
NSN 5905-01-065-0382
NSN 5835-01-012-4245
NSN 5996-00-524-0204
NSN 6610-01-633-8931
NSN 6150-00-353-7392
NSN 5920-01-088-6554
NSN 6130-01-587-2713