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 5915-01-632-7216
NSN 5960-00-170-6916
NSN 6105-00-895-2727
NSN 5996-01-646-2465
NSN 5975-01-003-8431
NSN 6145-01-362-2950
NSN 6220-00-700-8350
NSN 5960-01-119-4609
NSN 6685-00-915-3649
NSN 5835-00-794-7500
NSN 6135-01-111-1495
NSN 6130-00-531-6564