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 5925-00-192-9630
NSN 5920-01-515-0183
NSN 6135-00-885-6003
NSN 6150-00-906-3834
NSN 5950-01-369-6751
NSN 5945-00-147-9936
NSN 5895-01-288-9007
NSN 6620-01-169-9470
NSN 7035-01-378-9325
NSN 5960-01-452-1907
NSN 5990-01-233-9214
NSN 6620-01-177-5567