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 6240-00-635-9953
NSN 6145-01-450-8225
NSN 7035-01-391-7470
NSN 6650-00-134-5130
NSN 5945-01-178-6469
NSN 5935-00-100-1147
NSN 6240-01-466-9112
NSN 6105-00-551-3747
NSN 2925-01-074-5303
NSN 4140-00-758-7686
NSN 6685-00-276-1077
NSN 5925-00-233-7523