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 5985-01-578-6310
NSN 6130-00-255-4196
NSN 6110-01-074-0835
NSN 5835-01-150-6084
NSN 5985-01-502-6841
NSN 6240-01-567-2376
NSN 6220-01-518-0572
NSN 5855-00-904-0684
NSN 6620-00-957-9325
NSN 5945-01-468-6041
NSN 5920-01-130-5123
NSN 6685-00-018-1842