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 5985-01-267-5039
NSN 5920-01-411-1930
NSN 5905-01-331-9123
NSN 6110-01-459-7709
NSN 5935-01-386-3198
NSN 4140-01-612-4049
NSN 6685-00-435-9487
NSN 6240-01-184-2060
NSN 6105-01-567-3217
NSN 5998-01-098-2771
NSN 6610-01-467-4582
NSN 5920-00-493-8307