Used on approach lighting system,medium intensity,runway (malsr). part number 2512/20cde to be procured with nsn 6210-01-219-7295; original name adapter ring
Used on rotary hydraulic actuator model 9075bd,breech door assy & parts list. 1.992" inside diameter 1.625" center hole diameter t-seal-pinion o-ring cross section 0.205-0.215in, id 1.590-1.610in