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 6685-00-779-8211
NSN 6610-01-206-3921
NSN 6145-01-549-2804
NSN 5990-01-652-7373
NSN 7035-01-357-1251
NSN 6620-01-502-9104
NSN 6145-00-896-1893
NSN 6145-01-124-2124
NSN 5945-00-387-3246
NSN 6610-01-248-4339
NSN 2925-00-087-2465
NSN 5950-01-496-4706