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 5935-00-869-3074
NSN 5999-00-847-8030
NSN 6150-01-272-5964
NSN 5990-01-560-0896
NSN 5950-00-436-7864
NSN 5935-01-335-0239
NSN 6620-00-963-1319
NSN 5855-01-481-3906
NSN 5930-01-105-6692
NSN 5996-01-025-8571
NSN 6130-01-255-0025
NSN 5960-01-228-1215