PS Magazine - TB 43-PS-649
PS, The Preventative Maintenance Monthly
ISSUE 649
DECEMBER 2006
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]CCEPTABLE gEAR
5NACCEPTABLE gEAR@$EFORMATION
4HE BAD BOLTS WERE NOT HEAT TREATED CORRECTLY IN THE BREECH LOCK SLOT AREA@ !S A RESULTJ
THOSE BOLTS DEVELOP HEADSPACE PROBLEMS AS THEYeRE {RED@
4HE BAD BOLTS HAVE A #!'% CODE OF
7[7J0
STAMPED ON THEM AND HAVE NO MONTHJ YEARJ
AND LOT CODE@ "OLTS WITH THE MONTHJ YEARJ AND LOT CODE FOLLOWING THE 2921\ HAVE BEEN
REMANUFACTURED AND ARE 8+ TO USE@
)NSPECT BAD BOLTS FOR ABNORMAL WEAR OR DEFORMATION IN THE FORWARD AREA OF THE SLOT THAT
CONTACTS THE BREECH LOCK DURING {RING@ )F YOU SPOT PROBLEMSJ THE BOLT SHOULD BE REPLACED@
)F YOU DONeT {ND PROBLEMSJ INSPECT THE BOLT AGAIN AFTER ;\ ROUNDS@ )F THE BOLT IS STILL 8+J
CONTINUE TO USE IT@
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"UT REMEMBER A CARTRIDGE CASE RUPTURING IS A SIGN HEADSPACE IS BADJ WHICH CAN BE CAUSED
BY A BAD BOLT@ )NSPECT THE BOLT IMMEDIATELY FOR ABNORMAL WEAR IN THE BREECH BLOCK SLOT@
)F YOUeRE IN 3[! AND {ND YOU HAVE A BAD 2921\ BOLTJ CONTACT THE 3MALL !RMS 3UPPORT
#ENTER FOR A REPLACEMENT@ #ALL $3] 712.>>2.2<\=/f=72g ;72.2<\=@ fQSE EXTENSION 1<2\7 FOR
BOTH NUMBERS@g 8R EMAIL?
WALTER.HILLIARD
\US.ARMY.MIL
QNITS NOT IN 3[! SHOULD SUBMIT A pUALITY $E{CIENCY 5EPORT fp$5g TO RECEIVE CREDIT FOR
THE BAD BOLT@ -EANWHILEJ THEY CAN ORDER A NEW BOLT THROUGH NORMAL SUPPLY CHANNELS@ 4HE
p$5 3& 7<9 CAN BE SUBMITTED THROUGH !%03 AT
HTTPS;@@AEPS.RIA.ARMY.MIL
OR YOU CAN EMAIL IT
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*454
!
BAD BOLT FOR YOUR -2 MACHINE GUN
MEANS DANGEROUS {RING@ QNFORTUNATELYJ
SOME POORLY MANUFACTURED BOLTS HAVE
GOTTEN INTO THE SYSTEM AND MUST BE
WEEDED OUT IMMEDIATELY@
-2 -ACHINE 'UN~
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