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 7035-01-094-2365
NSN 5910-01-160-4355
NSN 5835-01-381-2683
NSN 5996-01-444-0680
NSN 6150-00-825-1607
NSN 6135-01-068-0119
NSN 5945-00-027-5825
NSN 5975-00-518-2129
NSN 6650-01-350-4421
NSN 4140-01-295-8264
NSN 2925-01-535-7235
NSN 5925-00-054-4152