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| U.S. EXPLOSIVE ORDNANCE |
| PART 1 - PROJECTILES, PROPELLANT, AND PROECTILE FUZES |
| Chapter 4 - PRIMERS AND TRACERS |
| Section 2 - PRIMERS |
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Combination Primer Mk 13 |
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Over-all length, inches |
9.745 |
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Diameter of body, inch |
0.538 |
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Material |
Brass |
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How secured |
Screwed in case |
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Charge |
265 grams black powder in primer |
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Cap |
Mixture of potassium chlorate, antimony sul-fide, and mercury fulminate; also, platinum electric bridge and gun cotton |
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Guns used in |
4"/50, 5"/38, 5"/25, 5"/51, 6"/47 case guns |
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Figure 110. Primers (not proportionate sizes) |
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