TM 9-1375-213-12
(b) 5 per set-up box, 5 boxes per waterproof fi-
which is mechanically ignited. The open end, when
berboard carton, 10 cartons (250 igniters) per wooden
placed over the end of a length of time blasting fuse, is
box.
held in place by a pronged insert inside the fuse igni-
(3) Igniter, time blasting fuse: M60, weatherproof
ter. The prongs are inclined so they permit the fuse to
enter, but prevent its removal except by form. A pull
fuse igniter M60 is a pull-type assembly and is used to
on the loop, or handle at the closed end, ignites the
initiate time blasting fuse. It may be used under all
friction powder which, in turn, fires the powder train
weather conditions and even underwater. A water-
in the fuse. Ten friction-type time blasting fuse igni-
ters M1 are packed in a waxed cardboard container,
tight seal is formed only with the smooth-surfaced
time blasting fuse M700. Five weatherproof time
250 containers (2,500 igniters) are packed in a wooden
blasting fuse igniters are packed in a waterproof
box.
(2) Igniter, time blasting fuse: M2, weatherproof
wrapped carton, 60 cartons (300 igniters) are packed
in a wooden box.
M2 consists of a barrel that holds the firing mechan-
i. Primer, Percussion: Cap M2 and Im[rpved No. 3
ism and a base that contains a percussion cap and a
pronged fuse retainer. The barrel contains the striker
are essentially the same. When struck by a firing pin, a
spring and striker, held locked in one end by a release
percussion primer emits a small but intense flame
pin. The other end is threaded to fit over the base.
through its open end which will initiate a blasting cap.
Plastic sealing material (included with the igniter) is
Demolition firing devices and firing device coupling
bases are issued with percussion primers already in-
used to waterproof the joint of time blasting fuse and
fuse igniter. When the release pin is pulled, the striker
stalled. Percussion primer M2 and Improved No. 3 are
strikes the percussion cap which, in turn, ignites the
issued separately for repriming firing devices used in
fuse, The igniter will ignite the fuse under all weather
training. One hundred cap percussion primers M2 are
conditions, even under water if properly waterproofed.
packed in an inner cardboard box, 50 boxes per card-
Weatherproofed time blasting fuses M2 are packed as
board box, 1 cardboard box (5,000 primers) per wooden
follows:
box.
(a) 5 per waterproof carton, 30 cartons (150 ig-
niters) per box.