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 5945-01-146-4529
NSN 7035-00-205-1932
NSN 6105-01-642-5645
NSN 5945-00-209-9784
NSN 5965-01-340-8968
NSN 5925-01-337-3336
NSN 6610-00-260-1181
NSN 6105-00-226-2185
NSN 5985-01-439-7154
NSN 6650-01-241-6892
NSN 5985-00-141-9036
NSN 6110-00-518-2998