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 5945-00-010-0558
NSN 5945-01-555-8059
NSN 5895-01-430-9382
NSN 6135-00-078-9931
NSN 5905-01-613-2109
NSN 6130-01-264-4626
NSN 5915-00-518-4656
NSN 5930-01-123-9047
NSN 2925-01-025-0082
NSN 6650-01-063-9655
NSN 5895-01-060-8673
NSN 5945-01-509-1199