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 5915-01-150-1004
NSN 6685-00-152-9337
NSN 6220-01-291-4803
NSN 6145-00-691-3609
NSN 5930-01-333-6154
NSN 6220-00-232-9706
NSN 5999-01-609-9598
NSN 6620-01-383-1997
NSN 5855-01-445-6551
NSN 5950-01-178-6306
NSN 5975-00-785-9288
NSN 5998-01-542-8923