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 6620-01-200-8176
NSN 6130-00-127-8270
NSN 6685-01-528-6740
NSN 6650-00-546-6322
NSN 5950-01-033-9695
NSN 5910-00-285-2869
NSN 5996-01-304-3732
NSN 6150-01-016-9129
NSN 6135-00-062-5080
NSN 5920-00-413-3341
NSN 7035-01-457-5645
NSN 5999-01-055-6571