Grayhill, Inc. • 561 Hillgrove Avenue • LaGrange, Illinois

60525-5997 • USA • Phone: 708-354-1040 • Fax: 708-354-2820 • www.grayhill.com

Multi-Deck Rotary Switches

SERIES 71

0.5 to 0.75" Diameter, 1/4 Amp,

Concentric Shaft

FEATURES

• Two Switches in the Panel Space

of a Single Shaft Rotary

CIRCUIT DIAGRAMS: Solder Lug Terminals

Solder Lug Terminals: Style C

Rear Views

30° and 36° Angle of Throw may be

interposed on either shaft diameter.

Terminal Detail

30° Angle of Throw

Switch is Viewed From Shaft End and Shown in Position No. 1.

Note: All common terminals are located above base terminals as shown.

30° Angle

of Throw

ONE POLE

TWO POLE

THREE POLE

FOUR POLE

FIVE OR SIX POLE

36° Angle

of Throw

ONE POLE

TWO POLE

Approx.

Weight

Sec. A

Sec. B

Dimension A

Dimension B

Grams

1

1

1.415 (35,94)

.032 (0,81)

24

2

1

1.633 (41,49)

.032 (0,81)

26

3

1

2.131 (54,13)

.312 (7,92)

28

1

2

1.633 (41,49)

.032 (0,81)

26

2

2

2.131 (54,13)

.312 (7,92)

28

3

2

2.349 (59,66)

.312 (7,92)

30

1

3

2.131 (54,13)

.312 (7,92)

28

2

3

2.349 (59,66)

.312 (7,92)

30

3

3

2.567 (65,20)

.312 (7,92)

32

Angle C is 15° in 12 position switches and 36 ° in 10 position switches.

No. of Decks

Note: Common location for a single pole per

deck switch. For common location on

multipole switches see circuit diagrams.

36° Angle of Throw

Grayhill part number and date code marked on detent cover label. Customer part number marked on request.

C

SEE

CHART

OF POSITION NO. 1

OF BUSHING KEYWAY

C

L

C

L

.687 ± .015

(17,45 ± 0,38)

DIA.

C

L

.094 ± .010

(2,39 ± 0,25)

.219 ± .004

(5,56 ± 0,10)

.562

± .015

(14,27

± 0,38)

DIM. A ± .046 (1,17)

DIM. B REF.

STUD PROJECTION

3/8-32UNEF-2A

THREAD

.125 + .001

–.002 DIA.

(3,18 + 0,25

–0,05)

.312 ± .020

(7,92 ± 0,51)

SECTION

A

SECTION

B

CONTROLLED

BY .250 (6,35)

DIA. SHAFT

CONTROLLED

BY .125 (3,18)

DIA. SHAFT

.250 + .001

–.002

(6,35 + 0,03

–0,05)

DIA.

.250 ± .020

(6,35 ± 0,05)

.375 ± .020

(9,53 ± 0,05)

BUSHING KEYWAY

.066 ± .002 (1,68 ± 0,05) WIDE BY

.036 ± .003 (0,91 ± 0,08) DEEP

FROM A .375 (9,53) DIA.

9

10

.500 ± .015

(12,7 ± 0,38)

DIA.

.750 ± .020

(19,05 ± 0,51)

OVER TERMINALS

SEE NOTE

SEE

DETAIL

7

8

.500 ± .015

(12,7 ± 0,38)

DIA.

.750 ± .020

(19,05 ± 0,51)

OVER TERMINALS

SEE NOTE

SEE

DETAIL

.034 ± .003

(0,86 ± 0,08)

.068 ± .005

(1,73 ± 0,13)

C1

10

11

12

1

2

3

4

5

6

7

8

9

C

L

OF

BUSHING

KEYWAY

C

L

C1

C2

10

11

12

1

2

3

4

5

6

7

8

9

C1

C2

C3

10

11

12

1

2

3

4

5

6

7

8

9

C

L

C4

C1

C2

C3

10 11

12

1

2

3

4

5

6

7

8

9

C

L

C1

C2

C3

C4

C5

C6

10

11

12

1

2

3

4

5

6

7

8

9

C

L

4

3

2

1

10

9

8

5

6

7

C1

C2

C

L

4

32

1

10

9

8

5

6

7

C1

C

L

OF

BUSHING

KEYWAY

ADD-A-POT SWITCHES

Contact Grayhill for Series 71 Concentric Add-A-Pot or Add-A-Switch type switches.

Rotary

8