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 6105-01-206-9128
NSN 5999-00-596-1930
NSN 6240-01-425-0857
NSN 5935-01-295-3383
NSN 6130-01-560-7440
NSN 5998-00-277-4990
NSN 5915-00-968-7515
NSN 5935-00-661-0825
NSN 5935-00-453-8699
NSN 6650-00-396-2240
NSN 6105-00-660-8882
NSN 5835-01-464-2662