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 nesoi, of compressors other than refrigerating and air conditioning compressors
NSN 5935-00-780-2937
NSN 5835-01-236-6514
NSN 5996-01-469-2359
NSN 5998-01-595-6345
NSN 6220-01-075-6547
NSN 5910-00-572-5873
NSN 5960-00-584-4553
NSN 5935-01-170-3726
NSN 6220-01-158-6556
NSN 6130-01-468-5455
NSN 5998-00-128-0906
NSN 5975-00-736-3420