NKK Switches • email: sales@nkkswitches.com • Phone (480) 991-0942 • Fax (480) 998-1435 • www.nkkswitches.com

05-08

Half-Inch Diameter Process Sealed Rotaries

Series MR

TYPICAL SWITCH DIMENSIONS

Single Pole

MRA112

MRA • PC Terminals

1 Pole

2 Pole

4 Pole

MRF • PC Terminals

1 Pole

2 Pole

4 Pole

MRA112

MRK112

MRK devices are designed to be panel mounted. Installation without panel mounting will affect reliability.

MRK • PC Terminals

1 Pole

2 Pole

4 Pole

MRF403

FOOTPRINTS

Double Pole

MRA206

Four Pole

MRA403

Single Pole

MRF112

MRK112

Double Pole

MRF206

MRK206

Four Pole

MRF403

MRK403

(9.5) Dia

.374

(3.0) Typ

.118

(1.0) Dia Typ

.039

A

1

2

3

4

5

6

7

8

9

10

11

12

(9.5) Dia

.374

(3.0) Typ

.118

(1.0) Dia Typ

.039

A

1

2

3

1

2

3

1

2

3

1

2

3

B

D

C

30ϒTyp

(0.8) Dia Typ

.031

(12.0) Dia

.472

A

1

2

3

4

5

6

7

8

9

10

11

12

15ϒTy

p

(0.8) Dia Typ

.031

(12.0) Dia

.472

A

1

2

3

4

5

6

B

2

3

4

5

6

1

15ϒTy

p

A

1

2

3

C

1

2

3

B

1

2

3

D

1

2

3

(12.0) Dia

.472

(0.8) Dia Typ

.031

(9.5) Dia

.374

(3.0) Typ

.118

(1.0) Dia Typ

.039

A

1

2

3

4

5

6

1

2

3

4

5

6

B

30ϒTyp

Keyway

(3.15) Dia

.124

(12.6) Dia

.496

3

3

2 1

B

yp

Keyway

(3.15) Dia

.124

(16.0) Dia

.630

(10.0)

.394

(10.0)

.394

(17.0)

.669

M6 P0.75

(5.0)

.197

(1.0)

.039

(2.3)

.091

(6.0)

.236

(0.8) Dia Typ

.031

A

1 2

12

p

(9.5) Dia

.374

(3.0) Dia

.118

A

A

1 2

6

p

(9.5) Dia

.374

(3.0) Dia

.118

B

A

A

1 2

3

p

(9.5) Dia

.374

(3.0) Dia

.118

B

D

C

(12.6) Dia

.496

7

6

8

15ϒT

yp

(4.2)

.165

(8.2)

.323

(3.5)

.138

(0.5) Typ

.020

(12.0) Dia

.472

(0.25) Typ

.010

Cover

B

3

2 1

(12.6) Dia

.496

15ϒT

yp

B

3

2 1

(12.6) Dia

.496

15ϒT

yp

(14.0) Dia

.551

(0.8)

.031

(12.6) Dia

.496

2 1

B

15ϒT

yp

(12.6) Dia

.496

7

6

8

(10.0)

.394

(10.1)

.398

M6 P0.75

(2.3)

.091

(5.5)

.217

(3.5)

.138

(0.5) Typ

.020

(12.0) Dia

.472

(0.25) Typ

.010