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 6105-01-152-8496
NSN 5910-01-084-9802
NSN 6135-01-374-6631
NSN 6320-00-456-2092
NSN 4140-01-044-8808
NSN 5950-00-771-6902
NSN 5998-00-529-2551
NSN 6645-00-522-4173
NSN 6105-01-058-5716
NSN 5999-00-636-2683
NSN 5935-01-361-9849
NSN 5999-01-040-9525