4th & 9th Aviation Battalions
(Divisional)
4th Aviation Battalion
Arrived Vietnam: April 25, 1966
Departed Vietnam: December 1, 1970
Previous Station: Fort Lewis
Authorized Strength
Battalion
1966 - 391
1968 - 427
The 4th Aviation Battalion was part of the 4th Infantry Division in Vietnam. Company A, however, arrived in Vietnam on 11 September 1965 and served with the 1st Cavalry Division until 25 April 1966 when it returned to the battalion's control. The following aviation units served with the battalion in Vietnam.
Troop or Company
Company A
Type: AM (troops carried by helicopter)
April 1966 - December 1070/ Departed Vietnam
Company B
Type: AM
April 1966 - December 1070/ Departed Vietnam
Troop D, 1st Squadron, 10th Cav
Type: Air Cav
April 1966 - December 1070/ Rejoined 1st Squadron, 10th Cav
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9th Aviation Battalion
Arrived Vietnam: January 30, 1967
Departed Vietnam: August 23, 1969
Previous Station: Fort Riley
Authorized Strength
1968 - 427
The 9th Aviation Battalion was part of the 9th Infantry Division in Vietnam and was colocated with division headquarters. The following units served under the battalion while in Vietnam.
Troop of company
Company A
Type: AM (troops carried by helicopter)
January 1967 - August 1969/ Departed Vietnam
Company B
Type: AM
January 1967 - August 1969/ Departed Vietnam
Troop D, 3rd Squadron, 5th Cav
Type: Air Cav
January 1967 - August 1969/ Rejoined 3rd Squadron, 5th Cav
Arrived Vietnam: April 25, 1966
Departed Vietnam: December 1, 1970
Previous Station: Fort Lewis
Authorized Strength
Battalion
1966 - 391
1968 - 427
The 4th Aviation Battalion was part of the 4th Infantry Division in Vietnam. Company A, however, arrived in Vietnam on 11 September 1965 and served with the 1st Cavalry Division until 25 April 1966 when it returned to the battalion's control. The following aviation units served with the battalion in Vietnam.
Troop or Company
Company A
Type: AM (troops carried by helicopter)
April 1966 - December 1070/ Departed Vietnam
Company B
Type: AM
April 1966 - December 1070/ Departed Vietnam
Troop D, 1st Squadron, 10th Cav
Type: Air Cav
April 1966 - December 1070/ Rejoined 1st Squadron, 10th Cav
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9th Aviation Battalion
Arrived Vietnam: January 30, 1967
Departed Vietnam: August 23, 1969
Previous Station: Fort Riley
Authorized Strength
1968 - 427
The 9th Aviation Battalion was part of the 9th Infantry Division in Vietnam and was colocated with division headquarters. The following units served under the battalion while in Vietnam.
Troop of company
Company A
Type: AM (troops carried by helicopter)
January 1967 - August 1969/ Departed Vietnam
Company B
Type: AM
January 1967 - August 1969/ Departed Vietnam
Troop D, 3rd Squadron, 5th Cav
Type: Air Cav
January 1967 - August 1969/ Rejoined 3rd Squadron, 5th Cav