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 6320-01-239-7647
NSN 6130-01-420-7339
NSN 4140-01-463-4410
NSN 6110-01-159-5146
NSN 5910-00-362-6687
NSN 5996-01-102-5869
NSN 5999-01-276-6038
NSN 6610-01-132-6660
NSN 7035-01-236-5743
NSN 5930-00-554-1064
NSN 5975-01-264-8709
NSN 6145-01-633-8118