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 2925-01-030-3598
NSN 6650-01-513-0493
NSN 6135-01-247-5660
NSN 6110-01-045-9141
NSN 5915-00-778-8837
NSN 5930-00-554-1064
NSN 6150-00-636-8938
NSN 4140-01-240-1166
NSN 6240-01-614-1638
NSN 5950-01-157-9482
NSN 6240-01-616-3334
NSN 5895-01-411-7220