AN-M139A1, AN-M140A1, M139, and M140 (Nose Mechanical Impact)M163, M164, and M165 (Nose Mechanical Impact)
U.S. EXPLOSIVE ORDNANCE
PART 6 - BOMBS AND BOMB FUZES
Chapter 20 - BOMB FUZES
Section 2 - ARMY-DESIGNED BOMB FUZES

M148 (Nose Mechanical Impact)

Bombs used in

Captured Japanese navy bombs

Fuzes used with

None

Over-all lenght, inches

9.3

General: The Nose Mechanical Impact Fuze M148 is the same as the AN-M103, ex-cept that the booster cup has been modified so as to have the contour of the standard Japanese Navy type gaine. In addition, the threads on the fuze body have been modified to fit Japanese navy bombs - 1.84-inch, 10 Withworth thread.

Figure 327. Nose Fuze M148

AN-M139A1, AN-M140A1, M139, and M140 (Nose Mechanical Impact)M163, M164, and M165 (Nose Mechanical Impact)