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 6650-01-393-4152
NSN 5945-01-170-6666
NSN 5960-01-049-4374
NSN 6685-01-172-3213
NSN 6150-00-317-5498
NSN 5920-00-924-7348
NSN 6135-00-248-4102
NSN 5985-01-383-7760
NSN 6105-01-487-0836
NSN 5930-01-400-6126
NSN 5960-01-412-0619
NSN 6685-00-469-2550