| LINKS to Units of the 1st Brigade(Separate), 5th Infantry Division(Mechanized), Quang Tri, Republic of Vietnam |
| Headquarters and Headquarters Company, 1st Bde, 5th InfantryDivision (Mech) |
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| "A" Troop, 4th Squadron, 12th Cavalry |
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| 1st Battalion, 11th Infantry Links to: Bravo Company Charlie Company Delta Company Echo Company |
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| 1st Battalion, 61st Infantry |
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| 1st Battalion, 77th Armor |
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| 5th Battalion, 4th Field Artillery |
| 75th Support Battalion |
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| A Company, 7th Engineers |
| 517th Military Intelligence Detachment |
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| Go to next page for more units that supported the 1/5th Inf Div |