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 6145-01-544-8461
NSN 6685-01-382-2996
NSN 5999-00-275-7327
NSN 5920-00-394-9529
NSN 7035-01-041-2754
NSN 6145-00-883-7420
NSN 5945-01-068-2128
NSN 6145-01-020-7722
NSN 6220-01-517-4377
NSN 5999-01-436-9263
NSN 5999-00-192-9394
NSN 5910-01-191-7504