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 5910-01-152-7993
NSN 5950-01-083-6156
NSN 5855-01-366-2429
NSN 5990-00-593-5089
NSN 5895-00-789-5280
NSN 5895-01-227-5213
NSN 6105-01-174-8398
NSN 6685-01-458-8893
NSN 5930-01-392-1046
NSN 5998-00-246-4422
NSN 6150-01-227-6524
NSN 5905-01-553-9473