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 5996-01-608-4360
NSN 6105-01-219-5840
NSN 4140-00-058-9839
NSN 5920-01-517-2868
NSN 5915-01-181-0053
NSN 7035-00-215-3272
NSN 6110-00-247-0211
NSN 2925-00-639-6677
NSN 6650-01-616-5342
NSN 5855-00-763-2155
NSN 5950-01-575-1859
NSN 6240-01-420-9255