Diagram of US 21 second Combination Fuze Model 1915 for
2.95 inch Mountain Gun, US Army service.
a : Body, steel
a' : Stop pin, brass
b : Closing cap, steel
b' : Vents in closing cap
c : Upper time train ring, Tobin bronze
c' : Washer for time train ring, graduated, felt cloth
d : Time train ring graduated, Tobin bronze
d' : Washer for body, felt cloth
d2 : Rotating pin, brass
e : Concussion plunger
e' : Concussion resistance rung, brass
f : Concussion firing pin, brass
f' : Safety pellet, compressed powder
f2 : Safety cap, brass
g : Vent leading to upper time train
h : Compressed powder pellet
i : Upper time train ring, compressed powder
j : Compressed powder pellet in vent leading to lower time train
j' : Compressed powder pellet in lower time-train vent
k : Lower time train, compressed powder
l : Brass disk, locked in place
m : Compressed powder pellet in vent o
o : Vent leading to magazine
p : powder magazine
q' : Percussion plunger sleeve, brass
q2 : Restraing spring, brass
r : Percussion primer
s : Vent leading from percussion primer to magazine
t : Percussion firing pin, German silver
u : Bottom closing screw, brass
v : Washer for closing screw, muslin
w : Washer for closing screw, brass
w' : Bottom closing screw disk, paper
Date
June 10 1912, revised September 15 1916
Source
Plate V in "Handbook of the 2.95-inch mountain gun matériel and pack outfit".
{{Information |Description=Diagram of US 21 second Combination Fuze for
2.95 inch Mountain Gun, US Army service. |Source=Plate V in "Handbook of the 2.95-inch mountain gun matériel and pack outfit". <br>http://www.archiv
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