TM 9-1370-201-12
Section II. DESCRIPTION AND DATA
b. Description.
1-5. Flare, Aircraft: Parachute, White, Mk 45 Mod 0
and Flare, Aircraft: Parachute, Mk 45 Mod 0 with
Adapter for Dispenser XM19
(1) Parachute aircraft flare MK 45 Mod 0 and
Mk 45 Mod 0 with adapter (fig. 1-1) are identical except
a. General. The flares covered by this manual are
for minor variations. The basic design consists of a
pyrotechnic devices which provide illumination in the
candle assembly, a parachute assembly, and a
two-million candlepower range for a period of
suspension/ignition assembly in an aluminum case, to
approximately 3 1/2 minutes. The flares are launched
which is assembled
from helicopters. Flare identification and method of
launching is shown in table 1-1.
Table 1-1. Identification and Method of Launching Flares
Nomenclature
DODIC
Method of launch
FLARE, AIRCRAFT: parachute, white Mk 45 Mod 0.
L473
Launched by hand only,
FLARE, AIRCRAFT: parachute, Mk 45 Mod 0 with adapter
L424
Launched by flare dispenser XM19 or by hand.
for dispenser XM19.
main parachute to an explosive bolt at the candle end.
an ejection fuze assembly. The characteristics of the
flares are shown in table 1-2.
(5) The 18-pound candle assembly consists
of a paper tube containing a magnesium candle and a
(2) The fuze assembly, which controls candle
detonator.
and parachute ejection, extends 2 1/4 inches beyond the
case. The fuze consists of an internal disconnect, a
(6) A plastic shipping cap covers the fuze end
striker and plunger assembly, a 2second (nominal) fixed
of the assembled flare and protects the fuze area during
delay element, a time delay fuse, an ejection charge,
shipment and storage.
and a fuze setting mechanism.
The fuze setting
(7) Minor variations in the fuze components
mechanism consists of a yellow ejection dial indicator,
of the flares are as follows:
with 15 different setting points marked in black on the
(a) Flare Mk 45 Mod 0 (fig. 1-2) has a
face of the fuze. The setting points range from 500 to
stainless steel lanyard assembly with a double coil at
14,000 feet. (A decal on the case gives fuze setting and
one end and a swivel eye at the other end, coiled under
safting information.) Raised projections at SAFE and at
the plastic shipping cap. A swivel snaphook is attached
each setting point facilitate setting the fuze in total
to a loop in the lanyard about 4 1/2 inches from the
darkness. A spring-loaded detent holds the ejection dial
double coil. A black plastic lanyard retainer is attached
indicator at the selected setting.
to the lanyard adjacent to the swivel snaphook. A two-
(3) The parachute assembly consists of a
pronged safety clip holds the toggle in place in an
drogue chute, a main parachute, and a deployment bag
aluminum housing in the center of the fuze. A yellow
in a split cardboard container.
tag, attached to the prongs of the safety clip by a split
(4) The
suspension/ignition
assembly
key ring, warns the user not to remove the safety clip.
connects the parachute and candle assemblies. A firing
(b) Flare Mk 45 Mod 0 with adapter
pin, a primer, and an ignition pellet constitute the
does not use a lanyard assembly and toggle with the
ignition assembly. The suspension assembly consists of
fuze. Instead, a pull cable assembly is used (fig. 1-3).
a cable extending from the
c. Functioning.
WARNING
Table 1-2. Characteristics of Mk 45 Flares
Since the outer case falls free after
ejection, creating a missile hazard,
Diameter (max) ................................................... 4.87 in.
use of flares over inhabited friendly
Length (max)....................................................... 36.0 in.
territory is not recommended.
Weight ...................................................................28 lb
Candlepower (avg) ............................................ 2 million
Burning time (avg) ............................................. 210 sec
Minimum delay (fuze set at 500 ft) ...................... 3.0 sec
Rate of descent .................................................... 7.5 fps
1-2
