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 5985-01-634-0635
NSN 5935-00-515-6967
NSN 5985-00-198-5812
NSN 6320-01-113-7647
NSN 5996-01-623-6107
NSN 6135-00-351-8606
NSN 5996-00-161-4202
NSN 6110-01-044-7243
NSN 6685-00-835-2749
NSN 5998-01-082-8375
NSN 5985-00-135-6594
NSN 5945-00-372-3586