Reduce wali to 0.008' thlck bet we en 3/16' wlde bands
Borę 1/3 2' deep to fit c hańb er wali
Air chaMber assembled
Stalnless Steel cap, cooler & błock sectloned
Cooler assembled with soft solclered joints.
Braze 19 to 18 with brass spelter or Slfbronze
ftFMC 25/06/99
NDTE - BDTH caps
Internal length - 2 15/64" (corrected 28/11/99) Irterral dla - 1 1/64'
External dla at soldered Joint - 1 1/16"
Internal length of flnshed alr chamber - 3 9/64'