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 4140-01-656-8267
NSN 5998-00-153-3828
NSN 6240-01-147-5424
NSN 5915-01-317-4080
NSN 5950-00-772-1809
NSN 2925-01-283-6740
NSN 5985-01-383-6752
NSN 6650-01-490-2381
NSN 5855-01-445-6551
NSN 5998-00-753-1168
NSN 6220-01-407-3366
NSN 6620-01-039-1105