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 5930-01-481-8810
NSN 5915-00-682-3801
NSN 5960-00-215-3754
NSN 5965-01-552-1471
NSN 5985-01-135-6439
NSN 5960-01-142-1995
NSN 5990-01-633-9503
NSN 5950-00-593-4799
NSN 5996-00-507-3508
NSN 6130-00-889-1461
NSN 5985-01-435-5082
NSN 5895-01-173-2349