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 5950-01-239-6498
NSN 5999-01-192-7157
NSN 5985-01-127-7716
NSN 6150-01-366-8204
NSN 5960-01-313-9389
NSN 6685-01-647-1586
NSN 7035-00-295-0451
NSN 6150-01-542-4760
NSN 6620-00-843-5336
NSN 5965-00-432-8528
NSN 6145-01-555-8131
NSN 2925-01-058-1718