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 5835-01-237-3769
NSN 5920-01-265-1873
NSN 6145-01-484-5126
NSN 6130-01-467-0766
NSN 5996-00-840-5246
NSN 5975-01-558-3608
NSN 6150-00-243-9531
NSN 5996-00-514-2882
NSN 5996-00-814-7376
NSN 5960-01-558-7787
NSN 6135-01-441-7922
NSN 5985-01-041-8132