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 5960-00-828-2158
NSN 6320-01-380-7372
NSN 4140-00-491-7699
NSN 5835-00-215-3769
NSN 5985-00-529-0093
NSN 5925-00-437-2854
NSN 6650-00-342-6447
NSN 6620-00-452-5738
NSN 5855-01-147-6024
NSN 6610-01-380-5894
NSN 6105-01-521-4575
NSN 6150-01-577-8166