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 spark-ignition internal combustion piston engines, nesoi
NSN 6145-01-536-9899
NSN 5950-01-501-0011
NSN 5915-01-253-1514
NSN 5895-00-321-9484
NSN 6135-00-209-6918
NSN 5920-00-078-2132
NSN 6240-01-371-3436
NSN 5965-01-157-2403
NSN 5935-01-119-5224
NSN 4140-01-512-4760
NSN 6645-00-964-3020
NSN 4140-01-168-7685