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 5985-00-020-2990
NSN 5998-01-590-6699
NSN 6240-00-998-7765
NSN 5920-01-442-3395
NSN 2925-01-415-0264
NSN 7035-01-087-7727
NSN 6650-00-935-4247
NSN 6685-01-068-9010
NSN 5990-01-378-7349
NSN 5950-01-170-1064
NSN 5998-01-183-2236
NSN 5835-01-394-3812