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 6645-01-459-2966
NSN 6645-00-052-7288
NSN 6650-00-351-9362
NSN 6105-01-358-4035
NSN 5920-01-234-8309
NSN 2925-01-477-3787
NSN 5895-01-441-8824
NSN 6240-01-311-1121
NSN 5985-01-645-0526
NSN 5835-00-286-5432
NSN 7035-01-528-9042
NSN 5915-00-679-1998