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 5950-00-888-7719
NSN 5965-01-177-4872
NSN 6135-01-041-3829
NSN 6220-01-124-3304
NSN 7035-01-654-9501
NSN 7035-01-354-4318
NSN 5990-01-516-9665
NSN 6220-00-671-7960
NSN 6650-00-356-8405
NSN 5905-01-429-8690
NSN 6105-01-301-4678
NSN 4140-01-497-5107