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 5920-01-412-0629
NSN 6110-01-615-8863
NSN 5985-00-952-0004
NSN 6610-00-223-4519
NSN 7035-01-591-9193
NSN 2925-01-320-6512
NSN 6145-01-179-6630
NSN 6220-01-331-7115
NSN 6650-01-181-6037
NSN 6135-01-312-1040
NSN 5985-01-076-1124
NSN 6220-00-590-5165