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 5950-01-154-6388
NSN 5945-01-554-2724
NSN 2925-01-123-2235
NSN 6685-01-322-7801
NSN 5935-01-525-0918
NSN 4140-00-573-1320
NSN 6685-01-381-6670
NSN 5960-01-442-6234
NSN 6145-01-471-7901
NSN 6610-01-127-0724
NSN 5950-01-106-3533
NSN 5960-01-589-6846