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 6620-00-720-3278
NSN 5965-01-419-6624
NSN 6110-01-147-4628
NSN 5935-00-595-8269
NSN 7035-01-591-0850
NSN 5950-00-538-2590
NSN 5925-01-444-9857
NSN 6320-01-461-5866
NSN 6645-01-062-0905
NSN 6240-00-079-1759
NSN 6110-01-188-8017
NSN 5975-00-223-9863