Western Electric Catalogue #1 - Wedophones.com wedophones

The term "mounting plate" refers in general to a mild steel plate drilled and slotted for mounting
relays, resistance coils, service meters or small retardation coils . Plates for mounting drops and signals
areknown as "drop mountings" and "signal mountings" respectively.
The standard thickness of a relay mounting plate is in . ; of a mounting plate for No . 18 and No . 19
type resistances 1/8 in . ; and of a mounting plate for service meters a in. All these plates are of
mild steel, copper plated, oxidized and lacquered to
improve the appearance and prevent rusting.
Whenever necessary the holes for terminals are
equipped with hard rubber bushings to insulate the
parts in circuit from the plate .
No . 600-A Certain mounting plates are equipped with dust
proof covers which enclose the strips of relays . Such
mounting plates are used with relays like the No . 189,
not equipped with individual covers .
The length of mounting plates is usually 19 in .,
218 in ., 23 in ., or 27 in . The first is used on relay
racks, the second and third on subscriber and trunk
sections of the No . 1 board and the last on the No . 10
board . Service meters are regularly mounted 20 per
No . 610-C strip on a plate 333 in . long.
Mounting plates of other sizes are furnished to
meet conditions .
No. 1-A
No, 23-B
No.4-A
No . 803-F
No . 801-C
No . 871-A
WESTERN ELECTRIC COMPANY 53
MOUNTING PLATES
Code No.
NUMBER PLATES
WRITE FOR LIBERAL DISCOUNTS
Relay Mounting Plates
Number Centers Size
per Strip inches inches
List Price
each
600-A 10 1 19 . . . . $0.60
606-A 10 13 218 8X12338 . . . . .70
609-A 10 13 23 x138 . . . . . .70
605-B 34 218 x 4 8k . . . . 1.80
610-C 34 23 x4 2 . . . . 1.80
603-F 10 18 19 x238 . . . . . 1.75
Resistance Mounting Plates
601-A 10 19 x138 . . . . . . .45
601-C 40 19 .70
607-D 40 218x138 . . . . . .85
602-F 42 23x138 . . . . . . .85
Service Meter Mounting Plates
623-A 20 i8 1 .00
671-A 10 1 8 19 x l 1/4 . . . . . . .60
Code No. Description
size
inches Used on
List Price
each
1-A White ivory, black
figures 1/4 in . high
a diameter Wooden stile casings
and panel numbers $ 0.075
12-A White ivory,
figures in .
black
high
3 diameter Plug shelves and key
shelves . . . . . . . . . . . . .0675
113-A White ivory, black
figures 8 in . high
1 1/4 diameter Panels of switchboards .36
23-B Aluminum, black diameter Flat iron stile casings . . .075
figures in . high
107-A Aluminum , black diameter Flat iron stile casings . . .075
figures 1/4 in . high
4-A Metal . black finish No . 2 jack mounting
white figures in. No . 2-C designation
high strip No . 50-A designation
strip . . . . . . . . .045