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 6650-00-269-5000
NSN 5930-00-242-2707
NSN 5835-01-158-6878
NSN 6220-00-848-1561
NSN 5945-01-338-6483
NSN 5998-01-095-1289
NSN 6145-00-603-2608
NSN 2925-00-964-7128
NSN 6645-01-010-3746
NSN 5910-01-081-8086
NSN 5999-01-149-8528
NSN 5920-00-081-8641