Fixed pitch turbine rotor hub with pitch angle adjustable

- high strength aluminum alloy hub casting, Tenzalloy 713
- standard machining:
   - 0.670 in (17mm) bore for Delco 10SI or 12SI standard alternator shaft
   - 0.375 bore for blade bolt (pitch adjustment at slotted end)
   - 3 pins for locating and preventing loosening of shaft nut
   - faced front and back
   - standard blade pitch bolts (3), 17-4PH, 3/8-24 provided
- custom machining (at marginal extra cost, call)
   - shaft bore diameter, customer specified
   - blade bolt bore diameter, customer specified
   - 3 locating pins for preventing loosening of shaft nut
   - faced front and back
   - blade bolts not included
- raw casting:
   - no machining (least cost, call)