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 6130-00-193-8962
NSN 6110-01-436-3570
NSN 6150-01-227-5650
NSN 5999-00-243-9820
NSN 5960-01-272-0285
NSN 6620-01-364-0195
NSN 5910-00-466-1258
NSN 6220-00-508-9155
NSN 5998-01-653-3456
NSN 6645-00-679-8203
NSN 6110-00-793-1808
NSN 5920-01-358-9924