Grayhill, Inc. 561 Hillgrove Avenue LaGrange, Illinois
60525-5997 USA Phone: 708-354-1040 Fax: 708-354-2820 www.grayhill.com
Rotary
Switches
Multi-Deck Rotary Switches
Standard Style and Military Qualified
DIMENSIONS In inches (and millimeters)
Note: Common location for a single pole per
deck switch. For common location on
multi-pole switches, see circuit
diagrams.
Rear Views
Series 54
Series 43
See page J-52 circuit diagrams, 1 pole/deck, 10 and 12 positions; 2 poles/deck, 12 positions.
Number of
Approx. Weight
Decks
Dimension A
Dimension B
Grams
Section Section
Style
Series
“A”“B”
A, M or H
A
M or H
43
54
1
1.818 (46,18)
.062 (1,57)
.030 (0,76)
48
60
2
1
2.164 (54,97)
.062 (1,57)
.030 (0,76)
54
67
3
1
2.510 (63,75)
.062 (1,57)
.280 (7,11)
60
74
1
2
2.164 (54,97)
.062 (1,57)
.030 (0,76)
54
67
2
2.510 (63,75)
.062 (1,57)
.280 (7,11)
60
74
3
2
3.105 (78,87)
.312 (7,92)
.280 (7,11)
66
81
1
3
2.510 (63,75)
.062 (1,57)
.280 (7,11)
60
74
2
3
3.105 (78,87)
.312 (7,92)
.280 (7,11)
66
81
3
3.451 (87,66)
.312 (7,92)
.280 (7,11)
72
88
Grayhill part number and date code marked on detent cover label. Customer part number
marked on request. Military part number marked when required.
1.162 (29,51) DIA.
SER. 54
1.000 (25,4) DIA.
SER. 43
.375
± .015
(9,53
± 0,25)
.642 (16,31)
SER. 54
.562 (14,27)
SER. 43
±.015(0,38)
OF BUSHING
KEYWAY
C
L
SEE NOTE
NON-TURN TAB
.125 ± .003 (3,18 ± 0,08) WIDE BY
.031 ± .003 (0,79 ± 0,08) THICK
.219 ± .005
(5,56 ± 0,13)
.094 ± .004
(2,39 ± 0,10)
.125 + .001 –.002
(3,18 + 0,03 –0,05) DIA.
.250 ± .020
(6,35 ± 0,51)
C
L
OF NON-TURN
TAB
.250 ± .020
(6,35 ± 0,51)
.093 ± .015 (2,36 ± 0,38)
SER. 43
.121 ± .015 (3,07 ± 0,38)
SER. 54
.375
± .020
(9,53
± 0,51)
.375
± .020
(9,53
± 0,51)
.250 ± .020 (6,35 ± 0,51)
DIM. A + .046 –.020
(+0,05 –0,51)
DIM. B REF.
STUD
PROJECTION
#1 THREAD
SECTION
A
SECTION
B
3/8-32 UNEF-2A THREAD
BUSHING KEYWAY .066 ± .002 (1,68 ± 0,05)
WIDE BY .036 ± .003 (0,91 ± 0,08) DEEP FROM
A .375 (9,53) DIA.
INTEGRAL ASSEMBLY NUT, DO NOT REMOVE
.250 + .001 –.002
(6,35 + 0,03 –0,05) DIA.
.830 (21,08)
SER. 43
1.000 (25,4)
SER. 54
± .010 (0,25)
CONTROLLED BY
.250 (6,35)
.125 (3,18)
DIA. SHAFT
MILITARY NUMBER MARKED ON ALL
QUALIFIED SWITCHES
1.015 ± .015
(25,78 ± 0,38)
OVER TERMINALS
36°
GRAYHILL
.064 (1,63) MIN. DIA.
HOLE AFTER PLATING
8
9
10
1
2
3
4
5
6
7
1.170 ± .015
(29,72 ± 0,38) DIA.
OVER TERMINALS
10
11
12
3
4
5
6
7
8
9
GRAYHILL
.064 (1,63) MIN. DIA.
HOLE AFTER PLATING
30°
2
1
15°
SERIES 43
SERIES 54
1" Diameter, 1 Amp, Concentric
Shafts
See page J-63 for specifications, accessories
and ordering information.
J-54
FEATURES
Two Switches in the Panel Space
of a Single Shaft Rotary
Military Qualified Versions
MIL-3786/04
Choice of 10 Positions (Series 43)
or 12 Positions (Series 54)