Half-Inch Diameter Process Sealed Rotaries
Series MR
KNOBS
AT433
Plain Black
AT4103 Small
Color Tipped
AT4104 Large
Color Tipped
A
B
C
Material:
Polyacetal
Base Material:
Polyester
Base Color:
Black
Base Material:
Polyester
Base Color:
Black
(18.0) Dia
.709
(11.0) Dia
.433
(16.0) Dia
.630
(9.5) Dia
.374
(19.0) Dia
.748
(11.0) Dia
.433
Color:
Black
only
Polyamide Tip
Colors:
A, B, C, E, F, G, H
Polyamide Tip
Colors:
A, B, C, E, F, G, H
(15.8)
.622
(13.0)
.512
(14.3)
.563
(9.5)
.374
(9.5)
.374
(9.5)
.374
(0.5)
.020
(0.5)
.020
(0.5)
.020
A
B
C
E
F
G
H
Color Codes:
Black
White
Red
Yellow
Green
Blue
Gray
PANEL CUTOUTS & MAXIMUM EFFECTIVE PANEL THICKNESS
MRAN & MRK
MRK
With Standard Hardware on Nonsealed Panel:
MRAN .067” (1.7mm) MRK .087” (2.2mm)
Nonsealed Panel
With
Sealed Panel
Without Locking Ring on Nonsealed Panel:
MRAN .098” (2.5mm) MRK .118” (3.0mm)
Without
Keyway
(5.6)
.220
(6.2) Dia
.244
Keyway
(6.5)
.256
(6.35) Dia
.250
(6.35) Dia
.250
(0.6)
.024
(5.4)
.213
With AT513M & AT535 only on Sealed Panel:
MRK .106” (2.7mm)
G
(2.2) Dia
.087
STANDARD MOUNTING HARDWARE
AT513M
Metric Hexagon Nut
AT545
Locking Ring
AT509
Lockwasher
AT535
Rubber Ring
Material:
Brass, nickel plating
1 for MRAN; 1 for MRK 1 for MRAN; 1 for MRK
Material:
Steel, chromate over zinc plating
Material:
Steel, chromate over zinc plating
1 for MRAN; 1 for MRK
Material:
Nitrile butadiene rubber
1 for MRK
(5.5)
.217
(6.0)
.236
(6.2) Dia
.244
M6 P0.75
(8.0)
.315
(9.4) Dia
.370
(11.6)
.457
(6.4) Dia
(10.2) Dia
.252
.402
(2.0)
.079
(12.0)
.472
(9.0)
.354
(1.5)
.059
(0.5)
.020
(1.7)
.067
(0.8)
.031
(1.3)
.051
OPTIONAL SUPPORT BRACKET
AT543
Support Bracket for MRK
A support bracket
is needed when
the MRK is mounted
only to a PC board
and does not have
the bushing through
a panel.
(18.0)
.709
(18.0)
.709
Material:
Steel with tin plating
(17.5)
(14.9)
.587
.689
(0.5) Typ
.020
(3.8) Typ
.150
(14.0)
.551
(17.2)
.677
(1.2) Dia Typ
.047
(0.8) Typ
.031
www.nkkswitches.com
G21