Table 1-1.LDGP and Fire Bomb Cook-Off Times
Average
React ion
Shortest
Bomb
Fuze Booster
Fuze/Adapter
Reaction
Initiated
Item
Ordnance
Initiated
Booster
(Min & Sec)
Time
Reaction
Reaction*
Bomb H6
Mk 81
All
2 + 34
2 + 00
filled
Deflagration
Deflagration to
to explosion
detonation
(after 5
minutes)
All
3 + 3 0
2 + 3 0
Deflagration
Deflagration to
to explosion
detonation
(after 5
minutes)
Mk 82 Mod 1
All
4 + 30
3 + 30
Deflagration
Deflagration to
thermally
detonation
protected
(after 5
minutes)
Mk 82 Mod 2**
M904E4 with
10 + 00
8 + 00
Deflagration
Deflagration to
thermally
M48E1 Adapter,
detonation
protected
Mk 344, Mk
376, FMU-139/B
(after 12
minutes)
M904E2/E3 with
6 + 00
5 + 00
Deflagration to
M148/T45
detonation
Mk 346 with
7 + 00
3 + 30
Deflagration to
M150/T46
detonation
(detonation may
occur after 5
minutes)
Mk 346 with Mk
17 + 04
12 + 50
Deflagration to
68 thermal
detonation
shield
M148/T45 (no
3 + 04
Deflagration to
fuze)
detonation
(detonation may
occur after 5
minutes)
Mk 83 Mod 5
M904E4 with
10 + 00
8 + 49
Deflagration
Deflagration to
thermally
M148E1/M150
detonation
protected
Adapter, Mk
(after 12
346 with Mk 68
minutes)
thermal
shield, Mk
344, Mk 376,
or FMU-139/B
Mk 84 Mod 3
M904E4 with
10 + 00
8 + 45
Deflagration
Deflagration to
thermally
M148E1
detonation
protected
Adapter, Mk
(after 12
344, Mk 376,
minutes)
or FMU-139/B
* Fuze or booster initiated reaction.
Frequency of detonation reaction is small.
** Chips in exterior coating and/or groove for retarding fin cut to bare steel do not change cook-off
time.
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