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 5895-01-474-5661
NSN 5920-01-432-7962
NSN 5950-01-366-0830
NSN 5985-01-145-5337
NSN 5905-00-678-3714
NSN 5965-00-314-5303
NSN 5855-01-621-3973
NSN 5925-00-837-0149
NSN 6320-01-308-0009
NSN 6685-00-455-9941
NSN 6685-01-411-5969
NSN 5930-00-936-3664