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 5910-01-257-9762
NSN 6610-01-609-6264
NSN 6150-01-078-8101
NSN 5990-01-270-0600
NSN 5920-01-167-9678
NSN 5895-01-419-4903
NSN 6240-00-170-5302
NSN 5920-00-644-3285
NSN 5996-01-408-8055
NSN 6150-01-149-3234
NSN 5855-00-688-9954
NSN 6130-01-633-2063