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 5915-01-078-5924
NSN 5998-00-078-5635
NSN 5895-00-119-2506
NSN 6150-00-343-7404
NSN 2925-01-250-2731
NSN 6650-00-197-7563
NSN 5998-01-245-7144
NSN 6240-00-798-1810
NSN 6110-01-338-8510
NSN 5855-00-089-3974
NSN 6650-01-246-8262
NSN 6645-01-035-3787