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 5950-00-155-8340
NSN 5935-00-809-8128
NSN 5945-00-237-1230
NSN 6110-01-488-7797
NSN 5999-00-350-4073
NSN 5920-01-378-8924
NSN 5910-01-345-3841
NSN 5895-00-113-0763
NSN 5999-01-274-1306
NSN 5990-01-152-3974
NSN 6320-01-340-4112
NSN 5950-01-312-6744