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 5835-01-208-1939
NSN 5895-01-605-0799
NSN 6150-00-708-2965
NSN 5965-01-076-9799
NSN 5998-00-373-9807
NSN 5895-01-356-8631
NSN 2925-01-199-7394
NSN 5999-01-327-3067
NSN 5975-01-091-8621
NSN 5910-00-679-4033
NSN 5950-00-081-1533
NSN 6110-00-643-4832