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 6240-00-836-4980
NSN 5945-01-335-8233
NSN 6650-01-398-1117
NSN 6240-00-782-5991
NSN 5990-00-885-4020
NSN 5915-01-442-9810
NSN 6620-01-091-3722
NSN 5950-01-634-0677
NSN 6610-01-344-0972
NSN 6650-01-055-5961
NSN 5930-00-852-8490
NSN 5920-01-067-4897