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 5985-00-094-6835
NSN 5895-00-622-0022
NSN 6650-01-633-9147
NSN 5998-00-143-8942
NSN 5999-01-191-0332
NSN 6610-00-186-9180
NSN 6650-00-015-1835
NSN 6110-01-249-5038
NSN 5935-00-430-8953
NSN 7035-00-753-0695
NSN 6105-01-552-5660
NSN 5950-01-633-2242