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 5895-01-441-3048
NSN 5920-01-332-0626
NSN 5975-00-548-8919
NSN 6320-00-894-1644
NSN 6610-01-212-9817
NSN 5855-01-023-3727
NSN 5950-00-378-5421
NSN 6150-01-493-4376
NSN 6620-01-658-5768
NSN 5920-01-468-0186
NSN 5905-00-243-1778
NSN 2925-00-228-8854