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 5855-00-494-9581
NSN 4140-00-941-4335
NSN 6650-01-651-3713
NSN 5930-01-435-6542
NSN 5950-01-150-1000
NSN 5985-01-278-9702
NSN 6220-00-974-9305
NSN 5950-01-528-7982
NSN 5930-00-197-4845
NSN 5935-01-074-3054
NSN 6145-01-371-6250
NSN 6620-01-083-4672