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 6320-00-809-5744
NSN 5945-00-115-0664
NSN 5999-01-175-1691
NSN 6220-00-116-4289
NSN 7035-01-381-6185
NSN 6105-01-103-4498
NSN 6145-00-583-0314
NSN 5855-01-278-8922
NSN 5999-01-391-1539
NSN 6610-01-223-8179
NSN 6220-01-333-1319
NSN 5835-01-049-5290