INSTRUCTIONS
FOR
OIUN6
Remove
and
pour
mark on
check
gauge.
Pill
wheel.
Apply a few
the
ball
When
of
oil
needle
Thereafter,
replenish
Dae
ing
Machines".
oil
in
bar.
oil
the
level,
the
bearings.
the
the
the
only
the
oil
Into
gauge.
gauge
this
Run
andifnecessary,
oil
reservoir
dropsofoil
machine
topofthe
when
oil
supply
"Singer
from
arm
until
the
machine a few
at
is
first
needle
the
machineisin
about
Stainless
the
work
it
is
level
fill
the
right
to
the
three
started,
bar
guide
twiceaweek.
Oil
for
supporting
with
minutes,
to
mark on
of
the
oil
putafew
pin
over
continuous
High
Speed
the
balance
cups
drops
arm
then
for
the
use,
Sew
Copyright,
U. S. A. 1939 1940, 1941, 1942 and 1946
by The Singer Manufacturing Co.
All Rights
Reserved
for all Countries
INSTRUCTIONS
FOR
ORDERING
Id ordering from
FIRST
column.
this
list,
use
The number stamped on a Sewing Machine
case
the
numberofthe
Every
specific
be
It
finish
A-Hardened,
A.A-Buffed
A.B-Hardened,
A.C-Brown
A.D-<}ray
combination
number,
used
when
Each
ordering
number
appears,orfor
The
letters
only,asfollows;
Polished,
and
Chromium
Polished,
Baking
Baking
A.E-Hardened, Bright
A.F-Bardened,
Chromium
A.O-Alumlllte,
A.H-Alumlllte,
Bright
Plated
Plain
Dyed
single
part
of parts sent out as such has
which,
although not
the
always
after
Eliamel
Enamel
Indicates
whatever
someofthe
Nickel
Plated
Buffed
Finish
Finish
Rumbled
Rumbled,
combination.
machine.
Plated
and
and Nickel
Nickel Plated,Bright
A.J-Pollshed, Nickel Plated and
A.K-Hardened,
A.L-Heat
B-Pollshed,
C-Hardened
C.R-Hardened
D-Polished
E-Soft,
F-Hardened
F.J-Hardened,
Q-Brlght
H-Blued
J-Nickel
K-Hardened
L-Brass
M-Qxldlzed
N-Japanned,
PsJapanned,
P.P4/rlnkle
R-Merllzed
S-Cadmium
T-Copper
T.A-Hardened, Polished,
T.B-Copper and
T.J-Copper
T.K-Hardened,
T.L-Copper
T.M-Copper
Polished, Nickel Plated and
Treated
for
Nickel
Only
and
Merllzed
Only
Not
Polished
and
Polished
Polished
Rumbled and
Plated
and
Nickel
Plated
Dull
Bright
Finish
Plated
Plated
Toughness
Plated
Only
and
Nickel
Plated
and Buffed
Nickel
Copper
Nickel
Plated
and
Nickel
Copper and
and
Brass
Plated
Plated
and
Plated
Nickel
Oxidized
and
Only
Plated
and Nickel Plated and Buffed
ONLY
only.
stamped
the
SAME
numbers
and Buffed
Chromium
Chromium
Plated
Polished
Plated
the
part
PartIsIn
on the parts,
PART
Indicate
Plated
Plated
Plated
Chromium
NUMBER
every
Its
In whatever
the
style
Rumbled
Plated
In the
must
list
of
and
INSTRUCTIONS
U-ZlQC
Plated
V-Sllver
W-Polished
X-Black
X.C-Hardened
Y-Black
Z-Chroinlum
Plated
and
Oxide,
and
Nickel
Plated
Nickel
for
Black
Plated
Iron
CKlde,
Z.A-Hardened,Pollshed,NlckBl
Z.B-Pollshed,
Z.C-Hardened
Z.D-Polished
Z.O-Brlght
Plated
Z.J-Nlckel
Z.T-Copper
These
and
AFTER
In
The
Illustrating
Parts
repairs
Nickel
and
and
Rumbled,
and
Chromium
and
Chromium
letters
the
numberasIn
this
series:
1to1500,
are
Screw
1501to1800
1801to2000
2001to50000
190000
are
figures
Numbers
are
numbers
In
the
marked
are
withanasterisk
madeatfactory.
Plated,
Chromium
Chromium
Nickel
MUST
BE USED
50001to51500
and
and
and
Sewing
of
Electrical
the
second
parts,
FOR
ORDERING-Continued
Plated
and
Steel
for
Only
IronorSteel
Plated,Buffed
Buffed
Plated
Plated
Plated,
Plated
Bright
Plated
when
the
list.
51501
to
51801to52000
52001
Machine
to
51600
140000
Parts,
Parts.
column
and
are
NOT
(•)
and Chromluni
and
Chromium
Rumbled
they
appear
and
140001to142000
are
Nut
are
Roller
and
142001
190001
refer
onlytothe
TO BE
USEDInordering.
are
furnished
Plated
and
In
the
Numbers
Numbers
and
upward
Plated
Chromium
list;
to
plates,
only
when
^-rta^lNGER
f
A\ACHINE
No.
231-7
FOR LAP SEAM FELLING WORK SHIRTS,
TROUSERS,
MACHINE HAS TWO
THREAD CHAIN STITCH.
IN STEPS
1/4" AND 5/16". LENGTH
INCH. NEEDLE BAR STROKE I 3/16". SPEED
No.
•139282
8582
11119
52045
139283
139284
150485
139003
139004
ETC
OF MEDIUM WEIGHT
OF
1/32". THE STANDARD
Plate
23138
23136
23156
23136
23136
23136
23136
Arm
with
"
Dowel
"
Oil
Tension
Arm
Oil
Arm
Rotary
" " "
139308
Arm
Rotary
" " " " " "
Nut
NEEDLES,
GAUGES
OF
STITCH 6 TO 18
Name
15404
Pin
Tube
with
Needle
Tube
Packing
Shaft
Shaft
TWO LOOPERS, TWO-
FROM 3/16"TO3/8",
GAUGES
and
two
(2)
52045
Thread
(wick)
139283
Ball
FABRICS.
15405
(for
Nipper)
with
Bearing
OVERALLS,
ARE 3/16",
TO
3800.
oiling
139228
(back)....
THE
THE
,
aiui
Case
12 PARTS FOR /AACHINE No.
231-7
No.
139269
139271
139272
190J
139093
172E
139094
139095
435AL
139096
435AL
139097
1454E
26276
139273
206J
139099
139100
139101
1133E
139102
139103
139105
139239
1036AL
139229
139108
175E
139310
139111
139112
1057AL
Plate
23082
23097
Looper
3/4
Looper
7/8
23097
23097
23127
Looper
" " " "
"
51485AL
23127Looper
23127
23127
23127
23127
23127
23^127
23127
23127
23141
23141
23141
" "
Looper
" " " " "
Screw
Looper
" " " " "
Set
Looper
" " " "
Screw
Looper
"
" " "
Needle
Needle
Note:
23141
23141
23141
23136
23136
23136
23141
139116
When
required.
Needle
" "
" "
" " " "
139105
Needle
" " " " "
Oil
Needle
Set
Needle
Washer,
Note:
23141
23141
23141
23141
23141
23141
.012"
When
ness
Needle
" " " "
Screw
Needle
(wick)
Needle
Guide
Needle
Guide
Gate
In.
Gate
in.
Gate
Holder
Holder
Holder
Holder
Screw
Holder
Position
Thread
Bar
Bar
ordering
Bar
Bar
Pad
Bar
Screw
Bar
ordering
required.
Bar
Bar
Bar
Bar
Name
(right)
vide
(right)
wide
Retaining
with
Clamping
Shaft
Shaft
Shaft
Shaft
Pin
Guide
(hollow)
complete,
No.
Bushing
•'
Coxmecting
and
139108
Connecting
(braided
Connecting
(2)
Connecting
thicknesses,.004",
No.
Connecting
Connecting
Connecting
Connecting
Screw
(2)
for
for
Spring
172E,
Bushing
Bushing
Collar
Screw
Nos.
139100
(lower)
Link
Link
cotton)
Link
139229,
Stud
Stud
Stud
Screw
"
Link
Stud
Throat
Throat
26276
139099
state
state
Plates
Plates
Screw
and
(back)
(front)...
with
1454E.
Clamping
gauge
Set
Screw..
139102
Hinge
Hinge
Spacing
.008"
thick
with
175E...
Clamping
Oil
Pad
Slide
Slide
Set
and
with
Stud,.
Stud
and
Block.
Block
No.
139148
139149
139279
139280
139152
17022
139153
139154
139155
7071
139156
139157
139158
139158
139159
139160
175E
207J
665J
203J
237AL
219J
240J
22
229J
176J
202J
PARTS FOR MACHINE No. 231-7 17
Plate
23143
23143
23143
23143
23143
23143
23143
23143
23143
23143
23143
23143
23143
23143
Thread
II II " "
II II II II I'
Bracket
Thread
Bracket
7071,
139152
207J,
Thread
Bracket
Thread
Screw
Thread
Thread
Thread
Thread
Thread
(2)
Thread
Washer
Thread
(fibre)
Thread
(left)
Thread
(left)
Thread
Name
(looper)
(looper)
139279
51202J,
to
665J
(looper)
Screw
(looper)
(2)
(looper)
Guard
(looper)
Guard
(looper)
(looper)
(2)
(looper)
(looper)
(looper)
Screw
(looper)
Take-up
'
Take-up
with
219J,
139145to139149,
139157
and
and
17022
Take-up
(2)
Take-up
Take-up
Take-up
Screw
(2)
Take-up
Take-up
Take-up
Take-up
Take-up
Take-up
Stripper
Stripper
two
Stripper
Stripper
Stripper
Stripper
Stripper
Stripper
Thread
Thread
Thread
Thread
Plate
Plate
237AL,240J
each
203J,
Plate
Plate
Plate
Plate
Screw
Screw
Guard
Guide
Guide
Guide
(right)
23143
23143
23143
23143
23143
23144
9J
23144
23144
23144
23144
23144
23144
23144
Thread
Thread
Thread
Thread
Thread
Thread
Thread
Thread
Thread
Thread
(looper)
(right)
(looper)
(right)
(looper)
Separator
(looper)
Separator
(looper)
Separator
(looper)
It II
Screw
(looper)
II
Screw
(looper)
It
Screw
(looper)
Support
(looper)
Support
Take-up
Thread
Screw
Screw
Thread
Thread
Take-up
Washer
Take-up
Take-up
Take-up
Thread
Retainer
Retainer
It
Thread
Thread
Thread
Thread
Guide
(2)
Thread
ti
Guide
n n
(2)
Thread
11 II II «l
Thread
Thread
Screw
(lower)
Guide
Guide
Guide
II
Guide
Guide
Screw
(left)...
(right)..
Bracket..
Bracket
Bracket
It
It
No.
139393
131496
139158
139158
139180
139416
139417
50318W
139186
139385
139389
*15404
15405
997J
229J
22
691P
9J
23144
23141
23141
23141
23140
23140
23082
Note;
23082
PARTS
FOR
Plate
23144 Thread
23144 Thread
23144
23144
23144
23144
23144
Clamp
Thresid
Clamp
Thread
" " " " "
Screw
Thread
" " ' " " "
Screw
Thread
"
" "
" "
Throat
gauges,
Throat
gauges,
139415
Throat
gauges,
When
gavige
required.
Throat
Trade
" "
A\ACHINE No. 231-7
Name
(needle)
(needle)
(needle)
Screw
(needle)
(2)
(needle)
(2)
(needle)
Cutter
Plate,
Plate,
Plate
ordering
Plate
Mark
for
for
for
Take-up
Thread
Thread
Thread
(knife)
Screw
for
139049
for
139382,
for
139388
Throat
Screw
Rivet
Take-up
Take-up
•'
(2)
l/4
1/4
3/l6
Plates,
(3)
(2)
(auxiliary)..
(auxiliary)
(auxiliary)
Guide
Guide
Guide
Guard
In.
to
In.
to
139414
In.
and
(left)..
(right).
Bracket.
3/8
3/8
and
7/32
state
19
In.
In.
In.
FOOT
LIFTER AND STARTING TREADLE PARTS
23
No.
361C
69338
150497
FOOT
No.
27639 23089
80223
36IC
60626
150498
No.
135060
135061
135062
135063
Plate
23123
23123
23123
Treadle
Treadle
27639,
2762
Starting
Pitman
150491
Name
Pitman
Pitman
69337,
and
complete,
Rod
complete,
80223,
Foot
Clamp
Lifter
Nos.
150208
69338
LIFTER AND STARTING TREADLE PARTS
FOR
LOW
SHAFT
POWER
TABLE
FOR
UNDER
DRIVER
NO.
150499
Plate
23089
23089
23089
23089
Plate
Treadle
" " "
" " " "Set
Treadle
and
Starting
Pitman
150491
FRONT
Front
wide, 46
1500,
mitters,
Transmitter
Front
wide,
1900
for
Iron
Front
wide,461/2
1700
Universal
Front
wide,
Electric
Transmitter
Name
Pitman
Pitman
two
27639
and
Rod
Rod
Foot
complete,
PLANKS
Name
Plank,15/8
1/2
1900
Plank,15/8
48
and
Electric
legs)
Plank,15/8
Electric
Plank,15/8
48
In.
and
for
Universal
Tables
In.
long,
2900
Electric
Transmitter
In.
Transmitters,
Electric
In.
long,
Transmitters,
Tables
(2)
Clamp
complete,
Lifter
Nos.
In.
long,
2900
In.
In.
long,
In.
60626
thick,
Electric
thick,
for
thick,
Transmitter
thick,
for
(cast
Screw
Nos.
23250,
and
Treadle
with
Treadle
with
and
36IC
Screw.....
Nos.
with
and
19
Series
Trans
19
1500,
In.
In.
for
Electric
Series
Transmitters,
Tables
19
for
In.
Series
for
Tables
19
Electric
Iron
In.
1700
legs)..
Series
for
two
80223
(cast