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 5895-00-872-8564
NSN 5965-01-170-9891
NSN 5910-01-026-8668
NSN 5835-01-062-6258
NSN 6240-01-616-6813
NSN 6610-00-225-9886
NSN 5915-01-579-7770
NSN 6620-00-938-1789
NSN 7035-00-679-9027
NSN 5895-00-738-2888
NSN 5998-01-254-7029
NSN 6110-01-589-2151