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 6650-00-018-7298
NSN 6645-01-457-7565
NSN 4140-00-725-7023
NSN 6610-00-548-3452
NSN 5945-00-773-8034
NSN 5998-01-450-2836
NSN 5945-01-267-7192
NSN 5960-01-355-2968
NSN 6645-01-043-3179
NSN 5835-01-442-6079
NSN 6105-01-367-0766
NSN 6145-01-321-2334