sterling mk4 smg User Guide
~~
USER HANDBOOK
STERLING
SUB-MACHINE GUN
9-mm. MK 4
(S.H.G. 9mm. L.2.A.3.)
STE"LINO ""MAMENT COM''' LIMITED
CAGE~HAAA rS5EX ENGLAND
T.J~phtJnf!J: 01 -595 1226
COHT"'~O~ TO iSnr OJ O!PtNCI. ..U MAlt"Hr\ GOVu.",,(~
C"Ow,,", "'.G£Nn. 0 OV(A${.t.S
CNU o.,,,,,,~I'"wM
A".ItI'~
~J~ Owlillllllll..U.all
GO'''i8...''\.!NTS..
C~bkJ STERLING. DAGENHAM. ENGLAND
STERLING SUB.MACHINE GUN
9. m m.
M K.
4.
Abcwe: Shown with butt .nended And bayonet fitted
aelow: Shown folded
CONTENTS
SECTION I-GENERAL
IntroductiOf1
T~(hnlcal Dcnll~
$p~(lal Fc~tur~s.
Butt
Body
Trir.&N
6a{k~I&Jl1
B~)'o lie' I
SECTION 1-DE5CRIPTION AND
The. B~cJ.;w~n1 ACtion
TI1~ Forw~rd ACtlor!
Action 01 the 1'rl,ggcr M~ch;]nhrn
Single Shot Fir!!
A \J tOCl13li
Applll~d Si)fety
To Opel1 BUlt
To Clo~~ 8ut~
~nd Sal~ly M~chanl~m
OPERATION
(
Fire
pc gc PCfCJ.
10
"
-c
'2-0
66J.O
J I
J 2
6
b
3 J
6
3 -4
b
3S
i.J
8
.
')
9
...
"
10
5.0
10
5 I
13
13525.3
6.0
1'1
{,O
14
SECTION J-STRIPPING AND
Etcmerlt..ary Stripping ~nd A~s£!mbly
To Kemove Return Spring
To p.!!mov~ Triggt"r Group
Aucmbly
AdY,HI{t!d StrIpping ~nd I;~~(!mbly
To Rcmo~e Ejector
To Strip friy,l:cr Group
To Remove Extraclor
To RemQve PiHOI Gnp
To
Rl!n\Ove B~Hol
To Strip MJfuine
To Remo,<c Fore~lg~t
To Remove B.lc\.:~rg"t
To ,&\$iemble
To Rcpl~ce
To Assemble Fore~,gtll
To A.m~mb1e Back.slghl
To Assemble- MJg;ui"t'
SECTION 4-ZEROING
SECTION S-CLEANING
Trl"~r Group
Barrel
ASSEMBL Y
pag!! para.
IS
6.0
15
8.1
16
8.2
16
S.J
9,0
17
9,J
17
IS
9.2
19
9.3
':1,,1
19
20
9.5
20
9.6
9,7
21
21
9.8
21
9.9
21
9.10
11
9.11
n
9.12
9,13
22
22
10.0
22
11.0
J
SECTION I-GENERAL
1.0 I HTRODUCTIO N. The StuHng Sub-M.chlne Gun. M~~k 04.i~ . light
fire autom.tically or single shot. SUndard 9 mm P.~bellum .1mmunltion is used.
It Is a short fOInge weapon no~;allr used lor ena:liement :It nnl~ up to 100 Yl~ds. It m.y b~ uu~d :It longer ~anges
dependant on the
On .CCOUM of iu accu~;acy. U£htncu ;and reli;abHity. thfl jlun an be rc(.rded u ;a g~ne~1 purpou! wc;apon.
It Is ;automat". being operued by ase re.1(;tion or
skill
of the firet.
..
blow b.\ck..whether r.rC!d..singlc shot" or in burns,
1.0 TECHNICAL DETAILS
Calibre
LCI'\&th -butt folded.
-butt extended.
Weight-machine I:un only
-with full marulnG (304 rds)
-with 'ull m.gnlnc .nd b.1yonet
Barrel -length
-number of g~oovcs.
-pitch of rlnlng... . ...
-twist of dnlng.. ... ..
Sights -radius ., ..'
pc . . .
-t Y
-range settings. . . . . . . . .. . ...
Cyclic rue of fire.
04
-.-
. . . . . . . .
9 mm
J9 Inches
27 Inel\e~
6 Ibs (;approx,)
7 Ib
oz (app~o>(.)
1°
8 Ib" 01 (lpproll.)
7.8 ineh~
6
I turn In 9,8" inches
Right h.nd
16.1 Inches
RUr~perwre
For~l1.de
100 and 200 ~rds.
550 r.p.m. ;approx.. .
and usHy
n.ndled weapon whlen will ,electi...e1y
9 mm
048.1ems
69 ems
2.7 K£ (~pprox.)
15 Kg (~pprox.)
),73
1<.1 (~pprox.)
19 B em\
25 ems
041 cm\
100 and 200 metre.s
TECHNICAL Dr;TAILS rCONTlNUIECj
TERMINAL VELCCITY AND K.lHETfC ENERGY OF STANDARD 9 mm BULLET
R.ANGE
Yards r1etres ft/Sec
0
109 100
119 200
327 300
>I]t,
51S
654
7/)3
an
<400 780
SOO 700
600
700
800
0
1280 390
1115
97)
871 266
6n
)7l
51B
VELOClj'(
KINETIC ENERGY
M S~c rt IIbs
-147
).10
198
238
11-4
19)
174
158
)39
162
207
161
135
IO?
69
74
Kj;rr1
61.1
~7.0
36.-'
2B.7
23,2
18.8
IS.2
11.3
10,1
3.0
SPECIAL FEATURES
3./ BUTT. When not In U5C the bun
folded the w'c3pon can be used ~$ ~ pluol,
3.2 BODY. The forw~rd p~rt or tne body, I.e. I.he barrel cuin;:. h perlorUjld to :usist cao!ln~. It will bQ found tl'l:it eVen
~rter prolonf,cd firil1p' thl:! bodr rem;alns comforubly cool. Flni:Ctr
3.3 TRIGGER AND SAFETY MECHANISM. Th~ InUer mechanhm h ritted with a dlanlC lever h~c:h can Dc u't
to gj~c elthc:r aLltom~[ic fire or sin!:le shot The dun~t I(lyel' allo
irrespeCtiVe 01 thl: p051t1on of tht bolt, wnld, eliminates thl:! pcmibllity of. round being fired If the wupon h dropped.
8ACKSiGHT.
3.-4
3.S BAYONET.
th~t, whef\ th~ w~;ap~1I h hdd in the" on-gu,;.rd
or without maguine. brrn~s the: b3yanet iOta the upriiht po1itjon.
(,
The re4r p~cphole ligklt is lf1.st;J.ntJy chJ.n:ed from 100 to 200 y~rd$ range sculn: by rockln£ over.
The bayonet Is mounted so du.t
folded under the w~<lpon r~uclng [h~ o'(cMlII I!!ns::th by 9 inct'l~1, With the bUll
'5
&UHO~
uc fiturd at both and) of the b':lrrcl C~1In&,
ku ~ SAFE
j{
is
Qff-~ct
when ~h~ wnpol1 Is in the: lir-ing posrtiol'!. It w~1I b~ found
pCtlitJon for- byonet lightIng.
"
potilion which locks the trIgger and scar,
th~ nHun.1
b3bn~e of the w~apot1. wlt;/1
SECTION l-DESCRIPTtON AND OPERATION
<4.0 The weapon (Fig. 1) i~ ope~t~d by use re~ctlOI1 or
rO"1 ~IC""
COC<.ItH, ..AI JDl(
&~':>'
':~~;J.~'~'~.
/
II"I\p. I. I.
/
('M""'U:'
!Oll ILA.( I,
,J'
T_U:::',.P, MfCHAf' ~N
rig I. 5~CLJQI\aI1tr~~6eft'el'l:
blow b~(~
"
~It
J'
.
~'.,~.1;;
.
',\I~HT
'A'
,~
A ~t
~UTT
7
4.1
TH E BACK W ARC ACTIO N I Fli;-
~g31nSt botll [hI:: bullet ;1,nd th~ c.3r..ric~e C.i~~. the 1~~tE!r b~i11g ~1Jpport~d by h. bolt :I."d th~ ~ompr~s~loF1 or the return
sprirlg. Th~ gas pre~~\Jrc ..c~ler'lte! til, bulle; :0150 th~ c.;ttfTrlg~ C3~€ :lod tJ~lt Irl oppQ$ite di,-~"ions and a.s the wei!;ht
of the bulfet i~ c~"sider;jb1y I~ss than .I1;'1t -:f thl! ~Qmbin~d ,yc;,ght
grCilter velcx:lty th~n tlUt 01 .he #;art~ dg~ ;:2~~ Ind t>ok- V""lu~n the buH;!t clean the mIJule :;.11h~~e re,-,d'ed thcfr maximum
vl!loci~i(!s but thl! c:.!r~ridl:~ nst h~ nOt
The cil~rldg(! (:U~ does
pre1sur~~ :ire dowl\ (0 ~3fe Ilrrl'\ bdt'n' tl>e b~c:e{11 ~ ume--'ed,
cie~r th!: tlreN:t:J U'ltiJ the i:;U~' ~t'llnc!
r'C't
The IxJlt h nQW bClnj. CI(';;~!c~n'~~ b...
The empty C~I'lridr.e (I'~. I-icld ~f >I',~t ttl{: f~te
1\nd i~ ejecled lhrou~h tl <t <>p<:nr
2, When :~!! C1r~rjdi.c i~ "m~d :.he ;;'ClpeH~rH, s~es exert ;,." equal pres~ure
o! t~~ C~'lrll~g~ c.;.s~ 3nd bQlt. tn2 bullet iltt;lins a muct,
y,t
Cre~r2~ (rom .!-je
th-!' c(.mprl"ss;on
n( ,h~ DoI[
on he: 1'1r,.a Ijdt r;.( .,,~
'r
th~n'~r. thU5 pre'l ~.,tin;g th~ 1:M~~ CR.aplng (rom the breech.
0' ~"I!
b't thl'
"'.{'~PQ"
bul:~'- t';;r'...~ db;p~n\!d into thE; Jir. l!!'Iwring tflilt
~"'~
r~tu;n 5;1'j]'\:1;-
~.(tr~(~or IS Urr iI!d b~.ck lIntil It ~trik1:$ tr,r. ~f~(tol'
_M~(,~:I~<l
~~"~II
P!.I\~j VI{W
I
/
I
F:UU~N :.P""~j'::;
E)(!
...no~-
<-'.g. 1- 8~~~"'HQ IC:' 0,'
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