1. Teeth Arm

Marine Battalion

Bttn HQ: 4 rifle/SMG sqds, 1 bazooka, Air Liaison/OP team
2-3 Companies@
CHQ: 2(13 man) Carbine sqds, 3x 2.36" bazookas
3 platoons@
1(7 man) rifle/SMG PHQ,sqd, 1 bazooka
3(13 man) rifle sqds, 9 BAR

1 platoon: 4x .50" HMG, 3 MMG teams
1 platoon: 3x 60mm M19 mortars, 3x 75mm M20 recoilless rifles
1 Battery: 6x 81mm M1 mortars, 3 bazookas
1 Flame Platoon: 9(2 man) Carbine teams, 9 flameguns

Marine Armoured Battalion

Bttn HQ: 3x M26 Pershing, 3x M32B2 ARV
3 Companies@
CHQ: 2x M26, 1x M4A3/105mm/Dozer
3 platoons@ 5x M26 Pershing
2 Platoons@ 4x M4A3/105mm+coax flamethrower

2. Regiment Support

Marine Regiment HQ: 8 rifle sqds, 4 Jeeps, 2 bazookas with:

1 Battery: 6x 4.2" M2A1 mortars, 6 trucks, radio truck

3. Divisional Support

Up to:

1 Rocket Battalion
BHQ: 4 rifle sqds, 2 lorries, 2 Jeeps
2 batteries@ 6x 24-barrel 4.5" launchers, 8 trucks

3 Engineer Companies@

CHQ: 2 rifle sqds
3 platoons@ 4 rifle/engineer sqds, 2 BAR, 1 bazooka, 1 flamegun, 1 bulldozer

2 Artillery Battalions@

BHQ: 6 Carbine sqds, 6 OP teams, 6 lorries
3 batteries@ 4 or 6x 105mm M101, trucks, radio truck

1 Artillery Battalion:

BHQ: 8 Carbine sqds, 6 OP teams, 8 lorries
3 batteries@ 4x 155mm M114, 4x M5 HST, radio van

1 Recce Company:

CHQ: 1 Carbine/SMG sqd, 2 Jeeps, 1 bazooka
3 platoons@ 4x Jeep/MG, 2 Carbine/SMG sqds

9 Fighter-Bomber Flights@ 6x NU-7 Corsairs
12 Scout Sections@ 1x OY-2 Sentinel scout planes
Landing craft: 8x LST, # LCM-6, # LCT-6

1 Amtrac Battalion:

Bttn HQ: 17x LVT-3
1 AmTank Company:
CHQ: 3x LVT(A)-5, 2x LVT-3
3 platoons@ 5x LVT(A)-5

3 AmTrac Companies@ 51x LVT-3 and LVT-3C

3x LSM(R) @ 10 Batteries@ 1x 5" automatic rocket launcher
5 Naval Batteries@ 6x 5" guns

4. Notes

a) Radios are in all squads and AFV.
b) Infantry have M9A1 rifle A/T grenades and demo charges.
c) The Division has 3 Regiments each of 3 battalions, plus 1-2 Armoured Battalions at divisional level.
d) Up to August 1950 the battalions have only 2 Companies and all batteries have 4 guns.
e) The Provisional Marine Brigade used at Pusan has 1 Marine Regiment and an Armoured Battalion plus all divisional support except rockets, the AmTrac Battalion and LSM(R).
f) Divisional artillery OP can be in Jeep or in divisional OY-2 if successfully diced for.
g) All guns have 1 load of HEAT as appropriate. Bazooka is 2.36", can be 3.5" M20 from August 1950.
h) 2.36" bazookas have 1 load of WP rockets.
i) Can use Corps support from List A29M.