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 5920-00-410-2338
NSN 5905-01-164-5308
NSN 5925-01-501-8667
NSN 6610-00-473-8846
NSN 6135-01-584-0941
NSN 6645-00-861-2337
NSN 5950-00-222-1413
NSN 5835-01-386-0110
NSN 6685-01-547-5926
NSN 6150-01-281-7279
NSN 6135-00-027-3914
NSN 6650-01-331-5243