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 5835-00-707-6266
NSN 6105-01-493-4224
NSN 5998-01-660-0768
NSN 6105-01-145-5046
NSN 6145-00-466-4068
NSN 6105-00-556-6333
NSN 6150-01-254-6142
NSN 5855-01-088-8700
NSN 5999-01-139-5166
NSN 5998-00-306-6637
NSN 5950-01-518-0655
NSN 4140-00-459-1564