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 6240-01-216-4060
NSN 5999-01-393-5620
NSN 5905-01-394-5961
NSN 5999-00-596-1930
NSN 5925-00-578-4774
NSN 5985-01-094-0099
NSN 5950-00-900-1394
NSN 5910-00-882-0561
NSN 5985-01-304-3861
NSN 6105-00-607-6053
NSN 5935-01-273-4908
NSN 6110-00-196-8813