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 5855-00-757-5149
NSN 6645-00-972-5239
NSN 2925-00-149-0760
NSN 5895-00-449-3380
NSN 7035-01-024-4332
NSN 6685-00-483-1417
NSN 6650-01-423-2834
NSN 6685-01-580-1630
NSN 6220-00-562-2179
NSN 7035-01-523-0139
NSN 6650-01-649-0228
NSN 5985-01-417-9558