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 6620-01-630-1721
NSN 6620-01-312-8422
NSN 6320-01-054-3046
NSN 6130-00-959-5800
NSN 6620-01-196-7670
NSN 4140-01-619-0289
NSN 6145-01-307-5509
NSN 5915-01-019-5704
NSN 6110-00-070-4404
NSN 5985-00-415-1269
NSN 2925-01-453-1606
NSN 5960-01-112-0721