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 6620-01-206-5748
NSN 6145-01-242-9211
NSN 5835-01-303-6563
NSN 6650-01-512-1930
NSN 5950-00-648-7193
NSN 5975-00-522-4877
NSN 5996-00-816-5059
NSN 6610-01-553-8726
NSN 7035-01-013-9889
NSN 5950-00-690-8494
NSN 6105-01-210-3153
NSN 5960-01-426-4242