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| BOMB FUZE DATA |
| Part 1 - NAVY BOMB FUZES |
| BOMB NOSE FUZE Mk 221 |
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Characteristics |
| Action - Impact, 0.01-sec delay. |
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Modification - Mods 0, 1, 3 and 4 differ only in the identity of the manufacturer. Mod 1 A.S. is modified for antisubmarine use. |
| Status - Obsolete. |
| Restriction on Use - Training purposes only. |
| Air Travel to Arm - Approximately 850 to 1100 ft. |
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Indication of Arming - If the protecting cap flange has separated from the horizontal index line on the outer sleeve by more than 3/16 in, the fuze should be considered arm-ed. |
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Figure 8. - Outline Drawing of Nose Fuze Mk 221 |
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Bombs in Which Used |
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500-lb. Demo Bomb Mk 9 |
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1000-lb. Demo Bomb Mk 9 |
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1000-lb. G.P. Bomb Mk 36 |
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Figure 9. - Nose Fuze Mk 221 |
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Weight and Packing |
| Weight of Fuze Fully Loaded - Approximately 7.6 lb. |
| Weight of Booster - 1.4 oz tetryl |
| Standard Packing - One fuze is packed in a single container with one Tail Fuze Mk 223. Two container are packed in a metal crate measuring 27.1 in x 12.3 in x 6.3 in. and weig-hing about 65 lb. gross. |
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