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 5999-01-437-8843
NSN 6610-00-978-5133
NSN 5975-01-429-0022
NSN 5930-00-661-2280
NSN 5835-00-554-0399
NSN 5996-00-947-0804
NSN 6650-01-555-6661
NSN 6650-01-511-9568
NSN 4140-01-543-2637
NSN 6145-01-282-3464
NSN 5855-01-130-1501
NSN 6145-01-205-9320