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 6130-01-468-2942
NSN 6650-00-224-3223
NSN 6130-01-161-1735
NSN 6105-01-503-0187
NSN 2925-00-112-9175
NSN 5910-01-400-5947
NSN 5960-01-425-1454
NSN 5985-01-537-7765
NSN 6650-01-464-3545
NSN 6135-00-377-9165
NSN 5990-00-277-3763
NSN 5998-00-277-7552