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 4140-01-624-0444
NSN 5999-00-295-6285
NSN 6105-01-432-2249
NSN 6150-01-348-1412
NSN 6105-01-228-3388
NSN 5985-01-479-4391
NSN 5855-01-632-5485
NSN 6650-01-443-5342
NSN 5910-01-141-6667
NSN 6610-00-303-7022
NSN 6130-01-045-0542
NSN 6685-01-074-5704