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 6220-01-459-4631
NSN 7035-00-020-2227
NSN 7035-00-252-7467
NSN 6320-01-173-7950
NSN 5855-00-925-0114
NSN 5950-00-278-4186
NSN 5930-01-579-5239
NSN 5965-00-099-0698
NSN 5925-01-333-8850
NSN 5905-01-463-8234
NSN 5835-01-431-2178
NSN 6110-00-514-2639