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 6610-01-553-1317
NSN 5905-01-536-0529
NSN 5985-01-109-7345
NSN 5920-01-618-3375
NSN 5910-01-544-8137
NSN 5915-00-900-1222
NSN 2925-00-724-9252
NSN 5855-00-962-5792
NSN 5895-01-112-0049
NSN 5960-00-720-0615
NSN 2925-01-455-2558
NSN 6685-01-355-6190