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 7035-01-594-9198
NSN 5945-01-410-8747
NSN 5905-01-616-8678
NSN 6240-00-106-8553
NSN 5965-01-442-7364
NSN 2925-00-456-7627
NSN 6650-00-710-0076
NSN 6130-01-456-2088
NSN 6105-01-364-8811
NSN 6320-01-624-0193
NSN 5998-01-352-4137
NSN 6650-01-526-5024