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 6105-01-196-4782
NSN 5996-00-017-9189
NSN 6220-01-091-9103
NSN 6145-01-151-6129
NSN 6645-00-089-1942
NSN 6620-01-463-1373
NSN 5999-00-577-3690
NSN 5950-01-422-2060
NSN 6220-01-121-7391
NSN 5920-00-225-8893
NSN 6650-01-505-6947
NSN 5935-01-305-4744