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 5910-01-025-6738
NSN 5905-00-211-4320
NSN 5945-01-441-7736
NSN 5950-00-984-9843
NSN 5835-00-491-3834
NSN 6620-00-470-3219
NSN 5990-01-066-1526
NSN 5996-00-907-9748
NSN 6240-01-052-5971
NSN 5960-00-597-2680
NSN 5905-01-065-7387
NSN 6650-00-375-6632