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 6130-00-635-9853
NSN 5999-00-020-0258
NSN 6150-01-159-0136
NSN 6145-00-185-9962
NSN 2925-00-201-8247
NSN 6645-00-476-7176
NSN 5965-01-395-0104
NSN 5998-01-269-3238
NSN 5945-01-533-1306
NSN 5925-00-142-9991
NSN 5925-00-290-4451
NSN 5985-01-122-0771