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TM9-1205
WAR DEPARTMENT TECHNICAL MANUAL
ORDANCE MAINTENANCE
BROWNING
MACHINE GUN
CALIBER .30, ALL TYPES,
AND
GROUND MOUNTS
WAR DEPARTMENT

RESTRICTED

This manual supersedes TM 9-12O5, dated 4 April 1942; TB 9-1205-1, dated 14 February 1944; TB 1205-2, dated 1 May 1942 and reprinted in TB ORD 36, dated 16 February 1944; TB 1205-3, dated 13 May 1942; TB 1205-4, dated 16 July 1942; TB 1205-5, dated 2 December 1942; and TB 12O5-6, dated 11 November 1943.


CONTENTS

Section I - INTRODUCTION

1. SCOPE
2. GENERAL DESCRIPTION OP GUNS AND MOUNTS.
3. CHARACTERISTICS OF MODELS.
4. DATA.
(1) Browning Machine Gun, Cal. .30, M1917A1
(2) BROWNXNG MACHINE GUN, CAL .30, M1919A4, FIXED AND FLEXIBLE
(3) BROWNING MACHINE GUN, CAL 30, M1919A5.
(4) BROWNING MACHINE GUN, GAL. 30, M1919A6.
(5) BROWNING MACHINE GUN, CAL .30 M2, AlRCRAFT, FIXED AND FLEXIBLE.
(6) MACHINE GUN TRIPOD MOUNT CAL. .30 M2.
(7) MACHINE GUN TRIPOD MOUNT CAL. 30 M1917A1.
(8) BROWNING BELT FILLING MACHINE, CAL. 30, NEEDLE AND SHUTTLE TYPE

Section II - MECHANICAL FUNCTIONING OF GUN

5. GENERAL FUNCTIONING.

6. DETAILED FUNCTIONING.

Section III - Tools and gages

Section IV - Disassembly and assembly

Section V - Inspection

Section VI - Maintenance and repair

Section VII - Cleaning and lubrication

Section VIII - References


List of Figures
Figure 1 - Browning Machine Gun, Cal .30, M1917A1
Figure 2 - Browning Machine Gun, Cal .30, M1919A4, Fixed
Figure 3 - Browning Machine Gun, Cal .30, M1919A4, Flexible
Figure 4 - Browning Machine Gun, Cal .30, M1919A5, Fixed
Figure 5 - Browning Machine Gun, Cal .30, M1917A6, Flexible
Figure 6 - Browning Machine Gun, Cal .30, M2, Aircraft, Fixed
Figure 7 - Browning Machine Gun, Cal .30, M2, Aircraft, Flexible
Figure 8 - Machine Gun Tripod Mount, Cal .30, M2
Figure 9 - Machine Gun Tripod Mount, Cal .30, M1917A1
Figure 10 - Gun Elevator, Cal .30, Assembled to Machine Gun Tripod Mount, Cal .30, M1917A1
Figure 11 - Browning Belt Filling Machine, Cal .30, M1918 - Needle Type Showing Belt in Position for Loading.
Figure 12 - M1919A4 Machine Gun -- Right Side Sectional View
Figure 13 - Ready To Fire Position
Figure 14 - Firing Position
Figure 15 - Recoiling Parts in Forward Motion
Figure 16 - Breach Lock in Locked Position
Figure 17 - Breach Lock in Unlocked Position
Figure 18 - Recoiling of Barrel and Barrel Extension
Figure 19 - Barrel Plunger and Spring Compressed
Figure 20 - Recoil Completed
Figure 21 - Barrel Plunger and Spring Released
Figure 22 - Breach Lock Engaged
Figure 23 - Cocking Action During Recoil
Figure 24 - Automatic Firing
Figure 25 - Action of Belt Feed Mechanism
Figure 26 - Action of Belt Feed Pawl
Figure 27 - Extracting Cartridge at Beginning of Recoil
Figure 28 - Beginning of Breach Lock Unlocking
Figure 29 - Cartridge Entering T-slot
Figure 30 - Ejecting Fired Cartridge Case
Figure 31 - Chambering Cartridge