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 6645-01-633-1852
NSN 6130-01-511-4996
NSN 5910-01-254-8954
NSN 6110-01-596-7719
NSN 5996-01-608-5244
NSN 7035-01-576-4099
NSN 5985-00-302-1785
NSN 5930-01-018-0213
NSN 5975-00-881-0099
NSN 6645-01-126-5526
NSN 6135-00-455-2425
NSN 6105-01-391-7722