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 5835-00-707-6266
NSN 5975-00-902-6550
NSN 5920-01-545-5160
NSN 5985-01-607-1294
NSN 6320-01-478-5871
NSN 6650-00-122-0264
NSN 6110-00-585-8920
NSN 5975-01-469-7981
NSN 5985-01-512-3265
NSN 6650-01-392-8020
NSN 5985-01-159-7718
NSN 5905-01-123-6345