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 5985-00-139-6025
NSN 6145-01-232-7484
NSN 6320-01-631-7828
NSN 5975-00-778-6336
NSN 5990-01-142-0538
NSN 5999-00-988-1907
NSN 5905-01-019-8863
NSN 5895-01-500-6360
NSN 2925-01-206-7948
NSN 6320-00-701-0437
NSN 6320-01-578-6006
NSN 5998-00-188-7930