1. Fuze safe/arm indicator
9. Impeller
2. Timer starting pin
10. Impeller band assembly
3. Timer starting pin bracket
11. Time setting observation window
4. Option time setting adjustment
12. Option time pin
5. Primary time setting adjustment
13. Indicator observation window
6. Band release stud and nut
14. Nose fairing
7. Fuze arming wire
15. Slider retainer
8. Safety pin assembly
Figure 1-2.—Installed mechanical time fuze Mk 339 Mod 0 (without option time bomb cluster Mk 20 Mod 2 only).
1-7
