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| BOMB FUZE DATA |
| Part 2 - ARMY BOMB FUZES |
| BOMB (BUTTERFLY) AMIDSHIPS FUZE M129 |
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Characteristics |
| Action - Impact or aerial burst.* |
| Modification - None |
| Status - Service. |
| Restriction on Use - None. |
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Air Travel to Arm - After release from the cluster, approximately 50 ft. of air travel are required to activate the clockwork mechanism. |
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Indication of Arming - If the arming spindle in unthreaded more than 1/8 inch, the fuze should be considered armed. |
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*All fuzes preset by manufacturer for action upon impact - aerial burst feature not used by Navy. |
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Figure 64. - Fragmentation (Butterfly) Bomb M83, Side View, Open, Showing Location of Amidship Fuze |
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Bombs in Which Used |
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Note - Fuzes M129 are installed in the bomb and all settings are made at the factory. No attempt should ever be made to remove the fuze, change the settings, or work on the fuze in any way. |
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