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 5945-00-619-3553
NSN 6650-00-246-3751
NSN 5950-01-391-2547
NSN 5985-01-513-1509
NSN 5855-01-260-6451
NSN 5855-01-114-3513
NSN 5855-01-199-2046
NSN 5930-00-233-8932
NSN 6240-00-197-6819
NSN 6620-00-280-2874
NSN 6145-00-952-1815
NSN 6650-00-539-4932