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 2925-01-021-7563
NSN 6145-00-677-0140
NSN 5925-00-290-4451
NSN 6105-01-231-9823
NSN 6610-00-382-0266
NSN 6145-00-840-6685
NSN 6610-01-313-1473
NSN 5835-01-528-1864
NSN 5945-01-634-0588
NSN 2925-01-334-7122
NSN 6135-01-653-1437
NSN 5985-00-246-3875