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 7035-01-643-3942
NSN 5915-00-824-0196
NSN 5998-01-358-2826
NSN 5915-00-655-0963
NSN 5950-01-062-0643
NSN 6110-00-317-3538
NSN 5925-01-296-3943
NSN 6105-00-844-9631
NSN 6135-01-572-0350
NSN 5945-01-623-6193
NSN 5998-01-113-2240
NSN 6135-00-461-3590