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 6645-01-195-0561
NSN 7035-01-183-7550
NSN 7035-01-515-7055
NSN 6135-00-500-2082
NSN 6130-01-603-2735
NSN 6110-00-969-2359
NSN 6110-00-710-8700
NSN 6150-00-643-7703
NSN 5895-01-096-6496
NSN 5996-00-766-0814
NSN 5998-00-193-8800
NSN 2925-01-430-4206