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 5935-01-041-7123
NSN 6150-01-012-2185
NSN 6685-01-370-9445
NSN 5990-01-647-6842
NSN 5910-01-181-5582
NSN 5905-00-150-8601
NSN 6240-01-028-2971
NSN 6150-01-245-8701
NSN 5999-01-177-5413
NSN 6610-01-532-4217
NSN 6650-00-818-2741
NSN 6620-00-376-7046