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 5998-01-501-6335
NSN 5915-01-063-5908
NSN 6105-01-517-2448
NSN 6650-01-181-6037
NSN 5985-00-235-4424
NSN 6610-00-308-9034
NSN 5915-00-990-4498
NSN 6130-00-639-0666
NSN 6620-00-310-5904
NSN 6650-01-641-3230
NSN 6145-01-061-2033
NSN 5996-01-633-7979