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 6645-01-572-0395
NSN 5835-00-927-6013
NSN 6145-00-686-8651
NSN 5935-00-727-9159
NSN 5996-01-244-8208
NSN 6135-01-553-3604
NSN 6105-00-557-8962
NSN 5925-01-596-2796
NSN 6150-00-723-4618
NSN 5960-01-462-1864
NSN 5965-01-398-0779
NSN 5965-01-179-4846