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 compression-ignition internal combustion piston engines (diesel), nesoi
NSN 2925-01-455-2558
NSN 5996-01-155-2467
NSN 5965-01-372-7272
NSN 5996-01-158-5197
NSN 6620-01-054-9346
NSN 5999-01-232-6078
NSN 7035-01-029-7221
NSN 5930-00-728-5465
NSN 5915-00-442-2183
NSN 6220-00-190-6410
NSN 6130-01-116-3402
NSN 2925-00-720-3948