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3rd Armored Division Lineage 1941-1992 (Table 2)

How units were redesignated within the Division.

Compiled by Michael Williard
3AD 1989-92, 2-3 Field Arty (1LT, Fire Support Team, 5-5 CAV)
with continued research by Web Staff.

UNIT DATES SERVED DISPOSITION
HHC 3d Armored Division 04/15/41- 11/10/45 Inactivated 
07/15/47- 08/15/92 Reduced to Zero Strength 02/15/92 before being Inactivated
HHC 3d Armored Brigade 04/15/41- 01/01/42 Inactivated
HHC Combat Command A 01/01/42- 11/10/45 Inactivated
  07/15/47- 10/01/63 Reflagged as HHC 1st Brigade 3AD
HHC Combat Command B 01/01/42- 11/10/45 Inactivated
  07/15/47- 10/01/63 Reflagged as HHC 2d Brigade 3AD
HHC Combat Command C 08/23/54- 10/01/63 Reflagged as HHC 3d Brigade 3AD
HHC Reserve Command 07/15/47- 08/23/54 Reflagged as Combat Command C
HHC 1st Brigade 10/01/63- 08/15/91 Reflagged as HHC 1st Brigade 1AD
HHC 2d Brigade 10/01/63- 08/15/92 Inactivated
HHC 3d Brigade 10/01/63- 08/15/92 Inactivated
HHC 4th Brigade unknown - 1991 Reflagged as HHC 4th Brigade 1AD
HHB 3AD DIV ARTY 04/15/41- 11/10/45 Inactivated
  07/30/48- 09/__/91 Reflagged as HHB 42d FA Brigade & Inactivated at Ft. Polk, LA on 06/30/95
HHC 3AD Trains 01/01/42- 11/10/45 Inactivated
  06/29/48- 10/01/63 Reflagged as HHC 3d Armored Division Support Command
HHC 3AD DISCOM 10/01/63- 08/15/92 Inactivated
HHC 3AD Engineer Bde (Prov) Gulf War Inactivated
2d Armor Regiment 04/15/41- 05/08/41 Reflagged as 32d Armor Regt
3d Armor Regiment 04/15/41- 05/08/41 Reflagged as 33d Armor Regt
4th Armor Regiment 04/15/41- 05/08/41 Reflagged as 40th Armor Regt
32d Armor Regiment 05/08/41- 11/10/45 Inactivated
33d Armor Regiment 05/08/41- 11/10/45 Inactivated
40th Armor Regiment 05/08/41- 01/01/42 Inactivated
1-32 Armor 10/01/57- 06/16/86 Reflagged as 4-67 AR
2-32 Armor 02/03/62- 08/15/91 Transferred to 1AD & Inactivated in October 1992
3-32 Armor 09/01/63- 06/16/86 Reflagged as 2-67 AR
4-32 Armor 12/16/86- __/__/91 Inactivated
1-33 Armor 10/01/57- 02/16/87 Reflagged as 3-8 CAV
2-33 Armor 10/01/63- 10/16/85 Transferred to 1CD & reflagged as 3-32 AR on 10/16/86 & as 1-12 CAV on 12/16/92
3-33 Armor 07/01/63- 02/16/87 Reflagged as 4-8 CAV
4-34 Armor __/__/90- __/__/91 Transferred back to 8ID
2-67 Armor 06/16/86- 08/15/91 Transferred to 1AD & Reflagged as 2-37 AR on 2/16/97
4-67 Armor 06/16/86- 08/15/91 Transferred to 1AD & Reflagged as 1-37 AR on 2/16/97
7th Tank Bn 07/15/47- 10/01/57 Reflagged as 2-1 CAV
32nd Tank Bn 07/15/47- 10/01/57 Reflagged as 1-32 AR
33rd Tank Bn 07/15/47- 10/01/57 Reflagged as 1-33 AR
86th Tank Bn 07/30/48- 04/15/53 Reflagged as 709th Tank Bn
709th Tank Bn 04/15/53- 10/01/57 Reflagged as 2-13 CAV
761st Tank Bn (Attached) 11/24/47- 06/14/55 Detached
643d Tank Destroyer Bn 12/22/44- 12/26/44 Detached
703d Tank Destroyer Bn 06/25/44- 12/17/44 Detached
   01/02/45- 05/09/45 Detached
803d Tank Destroyer Bn 06/25/44- 07/02/44 Detached
2-1 Cavalry (Armor) 10/01/57- 07/01/63 Reflagged as 3-33 AR
2-5 Cavalry (Armor) 09/16/86- 12/16/86 Reflagged as 4-32 AR
3-5 Cavalry (Infantry) 10/16/88- 08/15/91 Transferred to 1AD & Reflagged as 1-36 IN on 02/16/97
5-5 Cavalry (Infantry) 10/16/88- __/__/91 Inactivated
4-7 Cavalry 02/16/89- 10/16/91 Reflagged as 1-1 CAV, Transferred to 1AD
3-8 Cavalry (Armor) 02/16/87- 11/15/91 Inactivated
4-8 Cavalry (Armor) 02/16/87- 10/__/91 Inactivated
3-12 Cavalry 10/01/57- 02/16/89 Reflagged as 4-7 CAV
2-13 Cavalry (Armor) 10/01/57- 02/03/62 Reflagged as 2-32 AR
3d Reconnaissance Bn 04/15/41- 05/08/41 Reflagged as 83d Reconnaissance Bn
83d Reconnaissance Bn 05/08/41- 11/10/45 Inactivated
  07/15/47- 10/01/57 Reflagged 3-12 CAV
36th Infantry Regiment 04/15/41- 11/10/45 Inactivated
4-18 Infantry 06/16/89- __/__/91 Inactivated
5-18 Infantry 06/16/89- __/__/91 Inactivated
1-36 Infantry 02/03/62- 06/16/89 Reflagged as 5-18 IN
2-36 Infantry 10/01/57- 10/16/88 Reflagged as 3-5 CAV
3-36 Infantry 02/03/62- 10/16/88 Reflagged as 5-5 CAV
2-46 Infantry 10/01/57- 02/03/62 Reflagged as 3-36 IN
1-48 Infantry 09/01/63- 06/16/89 Reflagged as 4-18 IN
2-48 Infantry 10/01/57- 10/16/83 Inactivated. Companies farmed out to other IN Bn's in 3AD to form D Co's
3-51 Infantry (Attached) 04/01/58- Deattached and assigned to 4th AD
2-52 Infantry 10/01/57- 02/03/62 Reflagged as 1-36 IN
13th Infantry Bn 07/15/47- 10/01/57 Reflagged as 2-46 IN
29th Infantry Bn 07/30/48- 10/01/57 Reflagged as 2-48 IN
36th Infantry Bn 07/15/47- 02/15/57 Reflagged as 2-36 IN
37th Infantry Bn 07/15/47- 10/01/57 Reflagged as 2-52 IN
367th Infantry Bn 09/10/47- 06/14/55 Unknown
746th Infantry Bn (Attached) __/__/57- 04/01/58 Reflagged as 3-51 IN
67th Field Artillery Regiment 04/15/41- 01/01/42 Split into 67th & 391st FA Bn's & remainder Inactivated
2-3 Field Artillery 10/01/57- 08/15/91 Transferred to 1AD
2-6 Field Artillery 10/01/57- __/__/88 Reflagged as 4-82 FA
A/1-26 Field Artillery 10/__/76- 09/21/78 Reflagged as F/333
2-27 Field Artillery 10/01/57- __/__/88 Reflagged as 2-82 FA
A/40 Field Artillery 09/16/87- 01/15/92 Transferred to 41st FA Bde & reflagged as B/2-14 FA
1-40 Field Artillery 09/13/72- 09/16/87 Reflagged as 2-20 FA less C Btry which reflagged as A/40 FA
6-40 Field Artillery 09/01/63- 09/13/72 Reflagged as 1-40 FA
2-73 Field Artillery 10/01/57- 06/17/74 Inactivated
2-82 Field Artillery __/__/88- __/__/91 Inactivated
4-82 Field Artillery __/__/88- __/__/91 Transferred to 42d FA Bde & Inactivated at Ft. Polk 30 Jun 95
F/333 Field Artillery 09/21/78- 11/15/91 Inactivated
54th Field Artillery Bn 04/15/41- 11/10/45 Inactivated
  07/15/47- 10/01/57 Reflagged as 2-3 FA
65th Field Artillery Bn 07/15/47- 10/01/57  Reflagged as 2-6 FA
67th Field Artillery Bn 01/01/42- 11/10/45 Inactivated
  07/15/47- 10/01/57 Reflagged as 2-27 FA
391st Field Artillery Bn 08/01/41- 11/10/45 Inactivated
509th Field Artillery Bn 07/30/48- 10/01/57 Reflagged as 2-73 FA
5-3 Air Defense Artillery __/__/90- __/__/91 Transferred back to 8ID
3-5 Air Defense Artillery 12/__/89- __/__/90 Inactivated
3-61 Air Defense Artillery 09/02/70- 12/__/89 Reflagged as 3-5 ADA
57th Anti-Aircraft Bn 08/01/48- 10/01/57 Transferred to Seventh US Army
413th Anti-Aircraft Bn 07/07/44- 07/16/44 Detached
486th Anti-Aircraft Bn 06/25/44- 05/09/45 Detached
2-227 Aviation (Attack) 07/16/87- 06/26/89 Inactivated
  07/17/90- __/__/91 Transferred to 1AD & Reflagged 1-501 AV on 02/16/97
3-227 Aviation (Attack) 07/16/87- 11/__/88 Inactivated, line companies used to form air troops for 3-12 CAV
  - __/__/91 Transferred to 1AD & later Inactivated
9-227 Aviation (AVIM) - __/__/91 Transferred to 1AD & Reflagged as 127th Aviation Support Bn
G/227 Aviation (Command) - __/__/91 Transferred to 1AD
H/227 Aviation (Assault) - __/__/91 Transferred to 1AD
I/227 Aviation (AVIM) - __/__/90 Reorganized as 9-227 AV
308th Attack Helicopter Bn 02/18/86- 07/16/87 Reflagged as 3-227 AV
503d Attack Helicopter Bn 02/18/86- 07/16/87 Reflagged as 2-227 AV
503d Aviation Battalion 09/01/63- 06/05/67 Inactivated
  09/21/78- Possibly split to form HHC CAB, 503d AHB, & 308th AHB
Task Force Viper - __/__/91 Transferred to 1AD & Redesignated as 7-227 AV then as 2-501 AV on 02/16/97
503d Aviation Co 10/01/57- 09/01/63 Reflagged as HHC 503d Aviation Battalion
3AD Aviation Company 11/21/72- 09/21/78 Reflagged as HHC 503d Aviation Battalion
12th Engineer Bn __/__/90- __/__/91 Transferred back to 8ID
23d Engineer Bn 04/15/41- 11/10/45 Inactivated
  7/15/47- 08/15/92 Transferred to 1AD & Reflagged as 16th EN Bn on 02/16/97
Task Force 33d Engineer Gulf War  
1st Bde Forward Support Bn 12/15/84- 05/01/87 Reflagged as 503d Forward Support Bn
2d Bde Forward Support Bn 12/15/84- 05/01/87 Reflagged as 45th Forward Support Bn
3d Bde Forward Support Bn 12/15/84- 05/01/87 Reflagged as 54th Forward Support Bn
4th Support Bn 12/15/84- 05/01/87 Reflagged as 122d Main Support Bn
3d Maintenace Bn 01/01/42- 11/10/45 Inactivated
3d Supply/ Quatermaster Bn 01/01/42- 11/10/45 Inactivated
  07/25/49 - 07/01/63 Reflagged as 503 S & T
15th Quartermaster Bn 04/15/41- 01/01/42 Reflagged as 3d Armored Supply Bn
18th Ordnance Bn 04/15/41- 01/01/42 Reflagged as 3d Maintenance Bn
45th Forward Support Bn 05/01/87- 12/15/91 Inactivated
54th Forward Support Bn 05/01/87- 08/15/91 Transferred to 1AD & Reflagged as 501st FSB on 04/15/92
122d Ordance Bn 07/30/48- 12/15/84 Broken up to form 1st, 2d, 3d, & 4th Support Battalions
122d Main Support Bn 05/01/87 - 12/15/91 Inactivated
503d Forward Support Bn 05/01/87 - __/__/91 Inactivated
503d Supply & Transport 07/01/63 - 12/15/84 Broken up to form 1st, 2d, 3d, & 4th Support Battalions
45th Medical Bn 04/15/41- 11/10/45 Inactivated
  07/30/48- 12/15/84 Broken up to form 1st, 2d, 3d, & 4th Support Battalions
533d Military Intelligence Bn 09/16/80- 08/15/92 Inactivated on 08/15/92
503d Military Intelligence Co 11/21/72- 09/16/80 Reorganized as B Co 533d MI Bn
856th Army Security Agency Co 07/01/74- 09/16/80 Reorganized as A Co 533d MI Bn
503d Counter-Intelligence Corps Det. 04/05/55- 11/21/72 Expanded to 503d Military Intelligence Co.
143d Signal Bn 10/01/57- __/__/91 Inactivated
46th Signal Co 04/15/41- 08/07/41 Reflagged as 143d Signal Co
143d Signal Co 08/07/41- 11/10/45 Inactivated
  7/30/48- 10/01/57 Expanded to 143d Signal Bn
22d Chemical Co Unknown- __/__/91 Inactivated
22d Observation Squadron   Detached
503d Military Police Co 03/26/48- 10/31/91 Inactivated
503d Administrative Co 10/01/57-mid 1970's Inactivated.
503d Finance Co 11/22/72-  
503d Replacement Co 07/03/48- late 1980's  
302d Rear Area Operation Center Gulf War  
3d Armored Division Band 1941-1945 Inactivated
  1947-1992 Inactivated
3AD NCO Academy 1955-1980's Inactivated

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