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 6130-00-857-9913
NSN 4140-00-725-7023
NSN 5998-01-047-0245
NSN 5915-00-057-5804
NSN 5910-00-187-7810
NSN 5985-00-903-3239
NSN 5998-00-583-0527
NSN 6240-00-389-4822
NSN 4140-00-236-3239
NSN 5985-00-071-1401
NSN 6145-01-470-1150
NSN 5945-00-661-0506