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 6135-00-284-1406
NSN 6650-01-472-3955
NSN 6220-00-776-2614
NSN 5996-01-226-0606
NSN 7035-01-422-9483
NSN 5915-01-516-2133
NSN 6320-01-422-1212
NSN 6110-00-064-0261
NSN 5915-00-737-0924
NSN 5985-00-259-0423
NSN 2925-01-619-4825
NSN 5835-01-388-5198