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 5895-01-617-9862
NSN 6645-00-590-8801
NSN 6240-00-708-2083
NSN 5945-01-305-2374
NSN 5950-01-411-5364
NSN 6320-00-790-4844
NSN 6135-01-036-3495
NSN 6110-01-628-8052
NSN 5930-01-432-2481
NSN 5835-01-083-8131
NSN 5998-01-634-0604
NSN 6220-01-383-3313