Ordnance maintenance : Browning machine gun, caliber .50, all types Page: 2
24 p. : ill.View a full description of this book.
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TM 9-1225
1-2 ORDINANCE MAINTENANCE
SECTION III. Maintenance and repair-Continued. Paragraph
Excessive play between sear and sear slide----- 32
Packing barrel--------------------------- 33
Mounts --------------------------------- 34
Care, cleaning, and lubrication-------------35
Page
APPENDIX. List of references ------------------------------24
SECTION I
GENERAL
Paragraph
Scope _-------------
Description_ _ _____ ---- 2
Characteristics---------------------------------------------- 3
1. Scope.-This manual is published for the information and
guidance of ordnance maintenance personnel. It contains detailed
instructions for the inspection, maintenance, and repair of the follow-
ing Browning machine guns:
Caliber .50, M1921, aircraft, fixed and flexible.
Caliber .50, M1921 and M1921A1, water-cooled.
Caliber .50, M2, aircraft, fixed and flexible.
Caliber .50, M2, aircraft, basic.
Caliber .50, M2, water-cooled, flexible.
Caliber .50, M2, heavy barrel, fixed and flexible.
These instructions are supplementary to information given in the Field
Manuals and Technical Manuals prepared for the using arm. The
information given with respect to the guns is treated as a single set
of instructions applicable to all models of this weapon listed above.
Items which do not apply to the particular model in question will
therefore be disregarded.
2. Description.-a. M1921, aircraft, fixed and flexible types (fig.
1).-This gun was originally designed solely for use as a fixed synchro-
nized gun for aircraft, with feed from left side only. Description and
information on disassembly and assembly are contained in TM 9-220.
b. M1921, water-cooled.-This water-cooled gun was originally de-
signed for use with antiaircraft machine gun tripod mount, caliber .50,
M1. There are none of these guns in the hands of the Army as all
such weapons have been modified to the M1921A1 type. There are,
however, a largenumber of M1921 guns in use in the Navy.
c. M1921A1, water-cooled (fig. 4(Q).-This gun is a modification
of the M1921 water-cooled machine gun. It is now used with the
antiaircraft tripod mount, caliber .50, M1.
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United States. War Department. Ordnance maintenance : Browning machine gun, caliber .50, all types, book, June 12, 1942; Washington, D.C.. (https://digital.library.unt.edu/ark:/67531/metadc29982/m1/4/: accessed May 10, 2024), University of North Texas Libraries, UNT Digital Library, https://digital.library.unt.edu; crediting UNT Libraries Government Documents Department.