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 for spark-ignition internal combustion piston engines, nesoi
NSN 5920-01-112-9844
NSN 5920-01-089-2128
NSN 6620-01-500-9847
NSN 5990-01-017-5117
NSN 6110-01-332-2056
NSN 5975-01-264-1720
NSN 5996-00-761-2421
NSN 5965-01-435-6644
NSN 6145-01-327-3328
NSN 5935-00-492-3192
NSN 6110-00-630-1074
NSN 5975-01-302-6335