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 6130-00-200-5531
NSN 6240-00-228-8594
NSN 5950-00-577-0664
NSN 5920-01-539-1068
NSN 2925-01-629-9416
NSN 6620-01-420-7465
NSN 6135-00-777-5562
NSN 5925-01-470-1544
NSN 5930-01-371-3678
NSN 6610-01-535-0310
NSN 6130-01-351-4919
NSN 6650-01-195-0742