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 5835-01-531-0379
NSN 5945-00-759-6271
NSN 5965-00-142-9052
NSN 6220-01-310-0212
NSN 6105-01-282-1825
NSN 6650-01-657-5108
NSN 5925-00-866-3106
NSN 5925-01-208-3556
NSN 5999-01-235-3322
NSN 6130-00-025-1234
NSN 6145-01-423-0382
NSN 6240-00-204-9355