Browning machine gun caliber .50, M2, aircraft, fixed and flexible. Page: 51
54 p. : ill. ; 22 cm.View a full description of this book.
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TM 9-225
BROWNING MACHINE GUN, CALIBER .50, M2 38
c. Brush, cleaning, caliber .50, M4.-This brush consists of a brass
wire core with bristles and tip. The core is twisted in a spiral and
holds the bronze bristles in place. The brass tip, which is threaded
for attaching the brush to the cleaning rod, is soldered to the end
of the core.
d. Case, cleaning rod, M15.-This case is a fabric container with
six pockets, five of which hold the sections of the jointed cleaning
rod, caliber .50, M7, while the sixth holds several of the cleaning
brushes, caliber .50, M4. The contents are secured in their pockets
by a flap which is held in place with a billet and buckle. A hook
is provided to fasten the case to the ammunition belt.
e. Cover, trigger motor slot.--The trigger motor slot cover is
used to cover the trigger motor slots to prevent dust or dirt from
entering the gun. It consists of an aluminum body having a lug
and a movable slide, both with beveled edges, which form a latch.
The cover is retained on the side plate of the gun by a slide which
is kept in an extended or locked position with a spring.
f. Gage, head space and timing, caliber .50, Browning machine
gun.-This gage (fig. 14) is a feeler gage 31/2 inches long, one end
of which has a width of .99 inch and the other end 5/8 inch. The
narrow end is marked HEADSPACE .200 and is used to check
head space adjustment, while the wide end is marked TIMING .116
and is used to check timing with regard to the functioning of the
firing pin relative to the locking of the bolt and the relative func-
tioning of the extractor. For use see paragraph 9c.
g. Machine, link loading, caliber .50, M2.-The link loading ma-
chine is used for rapid loading of ammunition into metallic links.
When in use, it may be screwed to a bench, ammunition box, or
other suitable support, screw holes being provided in its base for
this purpose. ~inks, properly assembled, are placed on the loading
bed -idjacent to the U-shaped stops, and cartridges are placed in the
grooves provided. The loading is performed by the operation of
the loading handle, which, when pushed forward to the stop, will
load the cartridges to the correct depth in the links. Care should
be taken to handle properly that portion of the loaded belt adjacent
to the section being loaded.
h. Oiler, filling, oil buffer.-This oiler consists of a 1/2-pint capacity
oil can with a nozzle 5 inches long. It is used only for filling the
oil buffer.
i. Reflector, barrel.-The barrel reflector is a small box-shaped
device having a short tube which slips into the chamber of the gun
barrel. It has a mirror and an opening through which the reflection51
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United States. War Department. Browning machine gun caliber .50, M2, aircraft, fixed and flexible., book, April 30, 1942; Washington D.C.. (https://digital.library.unt.edu/ark:/67531/metadc29988/m1/53/: accessed May 24, 2024), University of North Texas Libraries, UNT Digital Library, https://digital.library.unt.edu; crediting UNT Libraries Government Documents Department.