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 5895-01-335-0668
NSN 5990-00-774-6537
NSN 5925-01-332-3266
NSN 6135-00-062-5080
NSN 6685-01-203-5023
NSN 6685-00-614-7452
NSN 5835-01-457-7951
NSN 5915-01-457-5828
NSN 6130-00-948-3206
NSN 7035-01-307-5366
NSN 7035-01-599-1694
NSN 6110-00-654-3539