Forscom Safety Alert Message m2a1 Improper Barrel Inst Jun 2013

8/12/2019 Forscom Safety Alert Message m2a1 Improper Barrel Inst Jun 2013

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Picture 1: M2A1 barrel is NOT properly rotated into place; barrel alignment guide pin is NOT in the

J-slot located on the barrel support!"

Picture 1

Picture 2: M2A1 barrel is properly rotated into place; barrel alignment guide pin is in the J-slot located onthe barrel support!"

Picture 2

Picture #: $arrel alignment guide pin and barrel handle are at the 12 o%cloc& position and are NOT properlypositioned"

Picture #

Picture ': $arrel alignment guide pin and barrel handle are at the 1( o%cloc& position and A)* properly

positioned gunner%s perspecti+e!"

Picture '

Picture ,: M2A1 barrel alignment guide pin is sheared o due to improper barrel installation"

Picture ,


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Picture .: The crac&ed M2A1 recei+er is the result o pressure rom an unsupported ammunition cartridgedue to improper barrel installation"

Picture .

******* UNCLASSIFIED // FOR OFFICIAL USE ONLY (FOUO) **********

Subject: TACOM LCMC GPA 13!1!" INCORRECT INSTALLATION OF T#E M$A1

%ARREL" NSN 1!!&!1&'1$'

DTG: 3!1&3 M+, 13

P-ece.ece: PRIORITY

DAC: Gee-+0

UNCLASSIFIED//FOR OFFICIAL USE ONLY

Subject: G-u. P-ec+ut2+-, Act2 (GPA) Me+4e" TACOM L25e C,c0e

M++4e6et

C66+. (TACOM LCMC) Ct-0 N7 GPA 13!1!" 8O9e-+t2+08 Ic--ect

It+00+t2 5 te M$A1 b+--e0" NSN 1!!&!1&'1$'

;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;

; 8ATTENTION8 ;

; T#IS MESSAGE CONTAINS INFORMATION T#AT IS 1!!&3'1!" O9e-+t-? M+u+0 5- M+c2e Gu" C+02be- 7&!@

M$A1"/F2Be. #e+.9+ce +. T26247

b7 TM >1!!&3'$3P" F2e0. M+2te+ce M+u+0 (Ic0u.24 Re9+2-

P+-t +. S9ec2+0 T0 L2t) 5- M+c2e Gu" C+02be- 7&!: M$A1

/F2Be. #e+.9+ce +. T26247

c7 MA 1$!3 Ic--ect It+00+t2 5 te M$A1 b+--e0

.7 PS M+4+2e +-t2c0e $!'3


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SYNOPSIS: M$A1 b+--e0 ct2ue t be .+6+4e. .ue t 9e-+t- t

50024 te 9-9e- b+--e0 2t+00+t2 9-ce.u-e IA TM >1!!&3'

1!7

17 Rece29t Ac0e.4e6et:

T2 2 + 8O9e-+t2+08 G-u. P-ec+ut2+-, Act2 Me+4e7

C66+.e-/D2-ect- 5 A-6, C66+. (ACOM)/A-6, Se-H2ce C69et

C66+. (ASCC)/D2-ect Re9-t24 U2t (DRU)" A-6, N+t2+0 Gu+-.

(ARNG)" US A-6, Ree-He (USAR) C66+." US N+H, (USN)" US A2- F-ce

(USAF)" US M+-2e C-9 (USMC) +. te- Se-H2ce C66+.e- +.Re92b0e O552ce 200 -et-+62t t2 6e+4e t +00 ub-.2+te

C66+.e-/Act2H2t2e 2t2 $' u- 5 -ece29t +. 200" 2t2 3

-24 .+," +c0e.4e -ece29t 5- +00 4-u. +5et, +.

6+2te+ce 6e+4e u24 te M.252c+t2 M++4e6et I5-6+t2

S,te6 (MMIS)7

$7 C6902+ce Re9-t24:

N c6902+ce -e9-t24 -eu2-e. 9e- t2 6e+4e

37 Me+4e L2b-+-,:

T2 6e+4e 200 be +H+20+b0e te S+5et, F2-t eb2te 0c+te.

te TACOM U2ue L42t2c Su99-t A9902c+t2 (TULSA) 9-t+0 2t2tet,5u- u- 5 t-+6227 Acce t te S+5et, F2-t eb2te

-eu2-e CAC C+-. +utet2c+t27 Yu 6ut 52-t -euet +cce t te

S+5et, F2-t eb2te7 Te eb2te 2 tt9://tu0+7t+c67+-6,76207 F-

+2t+ce" e6+20 te TULSA

#e09.e +t u+-6,7.et-2t7t+c676bB720ctu0+J6+2076207 Te S+5et,

F2-t eb2te +0 + te c+9+b202t, t e6+20 S+5et, +. M+2te+ce

6e+4e .2-ect0, t ,u- 2bB7 T ubc-2be t te 6+2024 02t"

c02c " EM+20 Subc-29t2" te N+H24+t2 b+-7

'7 P-b0e6:

TACOM ct2ue t -ece2He -e9-t 5-6 te 52e0. -e4+-.24 te

269-9e- 2t+00+t2 5 te M$A1 b+--e0 2t te b+--e0 eBte27

F+20u-e t 9-9e-0, 2t+00 te M$A1 b+--e0 2t te b+--e0 eBte2

200 c+ue te e+9 t 6+05uct2 +. .+6+4e t te b+--e0 b,

e+-24 te b+--e0 0c24 92 55 5 te b+--e07 Oce te b+--e0

0c24 92 2 e+-e. 55" te b+--e0 2 -e9+2-+b0e +. te u2t

6ut bu, + -e90+ce6et b+--e07 A -ecet 2c2.et +

t 0, .+6+4e. te e+9 but +0 2ju-e. + 0.2e-7

&7 Ue- Act2:

e 2t+0024 te b+--e0 2t te M$A1 -ece2He-" 500 te b+--e0

2t+00+t2 9-ce.u-e 2 euece IA TM >1!!&3'1!" P !!$3 !!3

+. P !!$3 !!'7 F+20u-e t +.e-e t te 50024 te9" 2

euece" 200 -eu0t 2 e+9 6+05uct2 +. .+6+4e t te b+--e0

- te b+--e0 0c24 927

INSTALLATION

ARNING Du-24 b+--e0 2t+00+t2" te c+-424 +.0e 6ut be 9u00e.

b+c t H2e te u+-e te b+--e0 0c24 9-24 0u4 t-u4 te

3/ 27 0e 2 te -24t 2.e 5 te -ece2He-7 Eu-e

t+t .u-24 b+--e0 2t+00+t2 te u+-e te b+--e0 eBte2

0c24 9-24 2 NOT 9u00e. b+c PAST te 3/ 27 0e te -24t


4/6

2.e 5 te -ece2He- - te b+--e0 200 t be 9-9e-0, e4+4e. t te

b+--e0 eBte27

NOTE

M$A1 b+--e0 +-e 2te-c+4e+b0e 2t te- M$A1 b+--e0 2tut

+55ect24 te e+.9+ce - t2624 5 te e+97 M$ +. M$A1 b+--e0

+-e t 2te-c+4e+b0e7

+7 2t cHe- +e6b0, (1) +00 te +, u9" -et-+ct b0t +e6b0, ($)

5+- eu4 5- b+--e0 0c24 9-24 0u4 (3) t cete- 2 b+--e00c24 9-24 0e (') -24t +. 2.e 5 -ece2He-(&)7

b7 Ie-t b+--e0 +e6b0, () 2t b+--e0 u99-t () ut20 b+--e0

0c24 92 () e4+4e +0246et 0t (>)7

c7 Pu b+--e0 +e6b0, () -e+-+-. ut20 0c24 92 () e4+4e

c+6624 0t (1!)7 G-+924 b+--e0 c+--,24 +.0e (11)" -t+te b+--e0

+e6b0, c0c2e +. ecu-e 0c24 92 2 -etet2 0t (1$)7

.7 I9ect te b+--e0 () +. 0e- b+--e0 eBte2 (13) t eu-e

e. 5 b+--e0 9-t-u.e be,. te b+--e0 eBte2 t-e+.7 &7

Re0e+e -et-+ct24 02.e +.0e (1') +. +00 b0t t 4 5-+-."te c0e cHe- +e6b0, (1)7

e7 C+-4e te e+9@ H2u+00, eu-e t+t te b+--e0 6He b+c +.

5-t 5-ee0,7

Ste9 b, te9 H2u+0 5 te c--ect0, 2t+00e. M$A1 b+--e0

tt9://tu0+7t+c67+-6,7620/SAFETY/K

t4965M$A1%+--e0It+00+t2799tB

1!!&3'1!" P !!$3

!!3 +. P !!$3'7

b7 Ct+ct ,u- 0c+0 TACOM LCMC L42t2c A2t+ce Re9-eet+t2He

(LAR)- ,u- St+te Su-5+ce M+2te+ce M++4e- u9 Rece29t 5 t2

6e+4e 5- +2t+ce7 F- +2t+ce 2 0c+t24 ,u- TACOM LCMC

LAR" ee 9+-+4-+9 >c7

c7 C66+.e-/D2-ect- 5 A-6, C66+. (ACOM)/A-6, Se-H2ce C69et

C66+. (ASCC)/D2-ect Re9-t24 U2t (DRU)" A-6, N+t2+0 Gu+-.

(ARNG)" US A-6, Ree-He (USAR) C66+." US N+H, (USN)" US A2- F-ce

(USAF)" US M+-2e C-9 (USMC) +. te- Se-H2ce C66+.e- +.

Re92b0e O552ce 200 eu-e ue-

c690, 2t TM >1!!&3'1!7

7 TACOM LCMC/PM +ct2:


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TACOM 22t2+00, -e0e+e. t252c+t2 t 9-9e-0, 2t+00 te M$A1

b+--e0 2 MA 1$!37 TACOM +0 ub62tte. + PS M+4+2e +-t2c0e 2

NHe6be- $!1$ +..-e24 t2 2ue7 A-t2c0e c+ be 5u. 2 PS $!

'37 T2 2 + 500 +5et, 6e+4e t -e2te-+te +. 6+e

te 269-t+ce 5 9-9e-0, 2t+0024 te b+--e0 2t te M$A1

-ece2He-7

7 Su990, St+tu:

M+c2e Gu %+--e0" NSN: 1!!&!1&'1$'

FEDLOG 9-2ce: 1"'17!!

1"3 M$A1 %+--e0 2 te u990, ,te6

Te u2t 2 -e92b0e 5- -e90+ce6et 5 .+6+4e. b+--e0

>7 POC:

+7 Eu296et S9ec2+02t (M$/M$A1): +,e +-+, TACOM" AMSTALCSIC"

DSN 133>" e6+20: +,e7.7+-+,7c2HJ6+207620

b7 e+9 S,te6 M++4e- (SM) A6be- %-+eu- DSN 133" e6+20:

+6be-7j7b-+eu-7c2HJ6+207620

c7 T 52. ,u- TACOM LCMC LAR" ct+ct te TACOM LCMC Se2- C66+.Re9-eet+t2He (SCR) 5- ,u- +-e+7

(1) CONUSE+t Re42 2c0u.e +00 Act2He Dut," N+t2+0 Gu+-. +.

Ree-He U2t 2 2c2" I0022" M2c24+" I.2++" O2"

etuc," Teeee" M222992" A0+b+6+" Ge-42+" F0-2.+"

Lu22++" Sut C+-02+" N-t C+-02+" $1" C66e-c2+0

>1!3>>$17

($) CONUSet Re42 2c0u.e +00 Act2He Dut," N+t2+0 Gu+-. +.

Ree-He U2t 2 N-t D+t+" Sut D+t+" M2et+" Neb-++"

I+" M2u-2" ++" O0+6+" A-++" TeB+" C0-+." Mt++"

+. ,6247 CONUSet SCR c+ be -e+ce. +t DSN 31$3!$3"

C66e-c2+0 $&'$!$37

(3) P+c252c Re42 2c0u.e +00 Act2He Dut," N+t2+0 Gu+-. +.

Ree-He U2t 2 +24t" O-e4" I.+" NeH+.+" Ut+" A-2+"

A0++" #++22" C+025-2+" Ne MeB2c +. Gu+67 P+c252c SCR c+ be

-e+ce. +t DSN 31$3&$>>1" C66e-c2+0 $&3>$>>17

(') Eu-9e Re42 2c0u.e +00 Act2He Dut," N+t2+0 Gu+-. +.

Ree-He U2t 2 G-e+t %-2t+2" Ge-6+," %e042u6" LuBe6bu-4" It+0,"

%2+" H" +. M+ce.2+7 Eu-9e SCR c+ be -e+ce. +t DSN 31''3'!>!" C66e-c2+0 !11'>31'11'!>!" 2 Ge-6+," !31'11'!>!7

(&) F+- E+t Re42 2c0u.e +00 Act2He Dut," N+t2+0 Gu+-. +.

Ree-He U2t 2 -e+" O2++" +j+0e2" +. +9+7 F+- E+t SCR

c+ be -e+ce. +t DSN 31&>'3" c66e-c2+0 !11$&3'!>'37


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() SA u+2t 2c0u.e +00 Act2He Dut," N+t2+0 Gu+-. +. Ree-He

U2t 2 u+2t7 SA u+2t SCR +t C+69 A-25j+ c+ be -e+ce. +t

DSN 31'3!'1>7

() SA OEF Re42 (A54+2t+) SA" Re42 OEF 2c0u.e +00 Act2He

Dut," N+t2+0 Gu+-. +. Ree-He U2t 2 A54+2t+7 SA Re42

'!1t AFS% OEF SCR c+ be -e+ce. +t DSN 31'1'1'7

() F- US S9ec2+0 O9e-+t2 C66+. ct+ct" S9ec2+0 O9e-+t2

F-ce Su99-t Act2H2t, (SOFSA)" M-7 M2e P+u0 +t DSN: '&'3!$"C66e-c2+0 &>&&3$ - M7 D++ S265ee0 +t &>&&!37

Forscom Safety Alert Message m2a1 Improper Barrel Inst Jun 2013

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