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 5935-01-579-9803
NSN 2925-01-541-5031
NSN 5910-00-124-6192
NSN 6220-01-025-1373
NSN 6620-01-273-7496
NSN 5905-01-329-8001
NSN 6685-00-671-3483
NSN 6135-01-180-9611
NSN 5990-01-312-2638
NSN 6220-01-070-9782
NSN 5935-00-538-3374
NSN 6150-01-283-3998