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 6320-01-612-7035
NSN 6240-01-452-7006
NSN 5999-01-621-4272
NSN 6110-01-470-2688
NSN 2925-01-324-6423
NSN 6645-01-556-0788
NSN 5910-00-056-9284
NSN 5895-01-367-7651
NSN 5950-01-182-0189
NSN 5920-01-246-5011
NSN 5965-00-303-9701
NSN 6145-00-284-1514