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 2925-01-147-6688
NSN 5999-00-779-6268
NSN 5990-00-067-6791
NSN 5996-00-402-9571
NSN 2925-01-617-6302
NSN 6650-01-202-9143
NSN 5985-01-641-2558
NSN 5960-01-034-2218
NSN 6105-01-392-1539
NSN 5835-00-711-3371
NSN 5910-01-391-0436
NSN 6110-00-947-6621