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 5985-00-281-0810
NSN 5999-00-760-8207
NSN 5855-00-079-2370
NSN 5998-01-451-3068
NSN 6220-01-413-6506
NSN 5960-00-351-1439
NSN 6220-01-555-8332
NSN 6645-01-306-9461
NSN 5985-00-972-3857
NSN 5920-01-634-0250
NSN 5915-01-578-3343
NSN 2925-01-633-4048