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 5975-00-740-8367
NSN 6620-01-510-6367
NSN 6105-01-609-8701
NSN 5920-01-597-3838
NSN 5985-01-256-9593
NSN 5975-00-527-9656
NSN 6610-01-157-0426
NSN 6240-01-336-1122
NSN 6150-01-272-0096
NSN 7035-01-521-2384
NSN 5930-00-679-5096
NSN 6135-01-128-5358