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 5996-01-378-8028
NSN 5895-01-351-2191
NSN 5905-00-169-4414
NSN 6685-01-407-0436
NSN 6240-01-450-4886
NSN 5999-01-198-7130
NSN 5950-01-494-6898
NSN 6240-00-151-7642
NSN 5985-00-692-1550
NSN 6240-01-649-1520
NSN 6105-00-175-9078
NSN 7035-01-235-2295