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 5999-01-049-8352
NSN 6110-01-553-8608
NSN 5930-01-411-8321
NSN 5996-01-589-4840
NSN 5985-01-276-5488
NSN 5930-01-633-7798
NSN 5965-00-362-2158
NSN 6240-01-421-3626
NSN 6130-01-476-8857
NSN 6240-01-569-0981
NSN 6645-00-353-6659
NSN 5835-01-133-6485