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 5910-01-157-9687
NSN 5945-00-083-6778
NSN 5985-00-482-0569
NSN 6620-01-572-4486
NSN 5835-00-660-4523
NSN 5925-01-381-0170
NSN 5999-01-358-4740
NSN 6645-01-014-2849
NSN 6610-01-141-7014
NSN 5910-01-234-8308
NSN 6105-01-539-0219
NSN 6610-00-433-8700