Multi-Deck Rotary Switches
SERIES 71
.5-.75" Diameter, 1/4 Amp, PC Mount
FEATURES
• Terminals From One Side
• Minimum Board Footprint
• Choice of Shaft/Bushing Diameters
• 30° and 36° Angles of Throw
• Military Qualified MIL-DTL-3786/39
DIMENSIONS: Standard and Military In inches (and millimeters)
Rear Views: Styles AF, BF, MAF, MBF
(and sealed versions)
0.125" Diameter Shaft: Styles AF and MAF (and sealed versions)
Military Qualified style MAF
includes a spacer deck between
decks2and3.Seedimensionchart.
.875 (30°)
.725 (36°) .015
30° and 36° Angle of Throw may be
interposed on either shaft diameter.
(22,23, 18,42
0,38)
30° Angle of Throw
.312 .020
(7,92 0,51)
SHAFT
DIM. A .046 (1,17)
.687 .015
(17,45 0,38)
DIA.
SHOWN
IN POSITION
ONE
DIM. B REF.
STUD PROJECTION
(SEE CHARACTER-
ISTICS)
.500 .015
(12,7 0,38)
DIA.
.375 .020
(9,53 0,51)
C
SEE
CHART
C
OF
L
.250 .020
(6,35 0,51)
BUSHING
FLATS
.562
.156 .010
(3,96 0,25)
TYP.
.015
(14,27
0,38)
C
L
.368 (9,35)
REF.
.125 – .002 + .001
(3,18 – 0,05 + 0,03)
DIA.
.094 .010
(2,39 0,25)
1/4-32 UNEF-2A
THREAD
.125 .010
(3,18 0,25)
TYP.
.015
.002
(0,38
0,05)
TERMINAL
NO. 1
SEE
NOTE
SEE NOTE
BELOW
.037 .005
(0,94 0,13)
TYP.
C
L
.203 .005
(5,16 0,13)
.110 .010
(2,79 0,25)
TYP.
.075 .005
(1,91 0,13)
TYP.
.020 .003
(0,51 0,08)
TYP.
C
L
.412 .010
(10,46 0,25)
TYP.
C C
L L
C
L
0.250" Diameter Shaft: Styles BF and MBF (and sealed versions)
Military Qualified style MBF
includesaspacerdeckbetweendecks
2 and 3. See dimension chart.
.875 (30°)
.725 (36°) .015
(22,23, 18,42
0,38)
36° Angle of Throw
All dimensions not shown
are the same as above.
.500 .015
(12,7 0,38)
DIA.
.312 .020
(7,92 0,51)
SHAFT
SHOWN
IN POSITION
ONE
.687 .015
(17,45 0,38)
DIA.
BUSHING KEYWAY .066 .002
(1,68 0,05) WIDE BY .036 .003
(0,91 0,08) DEEP FROM A
.375 (9,53) DIA.
.375 .020
(9,53 0,51)
C
SEE
C
CHART
.250 .020
(6,35 0,51)
OF
L
BUSHING
KEYWAY
.156 .010
.368 (9,35)
REF.
(3,96 0,25)
TYP.
.250 – .002 + .001
(6,35 – 0,05 + 0,03)
DIA.
.125 .010
(3,18 0,25)
TYP.
.219 .004
(5,56 0,10)
3/8 32UNEF-2A
THREAD
SEE
NOTE
.037 .005
(0,94 0,13)
TYP.
Dimension A
Dimension A Dimension B
Approx.
Weight
Grams
Dimension A Dimension B Approx.
No. of
Decks
Standard
Style
Military
Style
All
Styles
No. of
Decks
Standard
Style
Standard
Style
Weight
Grams
.075 .005
(1,91 0,13)
TYP.
C C
L L
1
2
3
4
5
6
.761 (19,33)
.979 (24,87)
1.197 (30,40)
1.415 (35,94)
1.633 (41,48)
2.131 (54,13)
.761 (19,33)
.979 (24,87)
1.415 (35,94)
1.633 (41,49)
N.A.
.031 (0,79)
.031 (0,79)
.031 (0,79)
.031 (0,79)
.031 (0,79)
.312 (7,92)
12
14
16*
18*
20
7
8
9
10
11
12
2.349 (59,66)
2.567 (65,20)
2.785 (70,74)
3.003 (76,28)
3.221 (81,81)
3.439 (87,35)
.312 (7,92)
.312 (7,92)
.312 (7,92)
.312 (7,92)
.312 (7,92)
.312 (7,92)
24
26
28
30
32
34
Note: Common location for a single pole per
deck switch. For common location on
two pole switches see circuit diagrams.
N.A.
22
Angle C is 15° in 12 position switches and 18° in 10 position switches.
*Military style switch is 18 grams for 3 decks and 20 grams for 4 decks.
Grayhill part number and date code marked on detent cover label. Customer part
number marked on request. Military part number marked when required.
See pages F-39 through F-44 for specifications,
accessories and ordering information.
Rotary
4
Grayhill, Inc. • 561 Hillgrove Avenue • LaGrange, Illinois 60525-5997 • USA • Phone: 708-354-1040 • Fax: 708-354-2820 • www.grayhill.com