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 5960-00-570-6986
NSN 5835-01-235-9051
NSN 5999-01-168-5152
NSN 5996-01-418-5140
NSN 5998-01-462-4065
NSN 5975-01-161-4660
NSN 6145-00-398-4405
NSN 6610-01-165-7024
NSN 7035-01-524-4895
NSN 5835-00-807-3941
NSN 6220-00-379-4044
NSN 7035-01-476-7787