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 5950-00-140-1911
NSN 6150-01-156-6783
NSN 5895-01-647-2929
NSN 5905-01-218-3985
NSN 6320-01-250-0290
NSN 5835-00-138-2601
NSN 2925-01-603-6379
NSN 5975-01-500-6410
NSN 5996-00-371-9102
NSN 5855-01-385-8846
NSN 5945-01-356-5736
NSN 2925-00-183-4390