Miniature Pushbuttons
OPTIONAL ACCESSORIES
PCB Adaptors
AT701
Single Pole
Straight PC
Terminals
AT702
Double Pole
Straight PC
Terminals
AT077
Single Pole
Right Angle PC
Terminals
Series KB
Switch (2.8)
Depth .110
(0.3)
.012
Keyway
Switch (2.8)
(0.2) Typ
Depth .110
.008
(2.54) Typ
.100
6
5
4
3
NC
-
COM 2
NO
1
(0.3)
.012
Keyway
(0.2) Typ
.008
(2.54) Typ
.100
6
5
4
3
NC
-
COM 2
NO
1
Switch (2.8)
Depth .110
(12.0) Dia
.472
(9.8)
.386
(0.4)
.016
(6.0)
.236
(11.4)
.449
+
-
(12.0) Dia
.472
(0.6) Typ
.024
(9.8)
.386
(3.1)
.122
+
(12.0) Dia
.472
(0.2) Typ
.008
(2.54) Typ
.100
(0.6) Typ
.024
(9.8)
.386
(3.1)
.122
+
(10.16)
.400
(10.16)
.400
(0.2) Typ
.008
(2.54) Typ
.100
3
2
1
(0.4) Typ
.016
(7.62)
.300
(1.4) Typ
.055
(0.8) Typ
.031
(13.0)
.512
(1.2) Typ
.047
(2.54) Typ
.100
3
(2.54) Typ
(2.54) Typ
.100
.100
NC
(0.8) Dia Typ
.031
3
(2.54) Typ
(2.54) Typ
.100
.100
NC 6
5
4
(2.54) Typ
.100
1
2
3
2 COM
1 NO
2 COM
1 NO
(7.62)
.300
(10.16)
.400
(1.8) Dia Typ
.071
(10.16)
.400
(10.16)
.400
(0.8) Dia Typ
.031
Material: Glass fiber reinforced polyamide
Dust Covers
Note: Order adaptors separately.
Panel Thickness Range: .020” ~ .268” (0.5 ~ 6.8mm) for Bushing Mounting; .020” ~ .079” (0.5 ~ 2.0mm) for Snap-in Mounting.
Dust Covers reduce the depth of switch behind panel by .047” (1.2mm).
AT495
For Square & Round
(not for Barrier type)
AT4025
For Rectangular
(not for Barrier type)
Assembled
Cap Height
(7.0)
.276
(1.2) R
.047
Assembled
Cap Height
(1.2) R
.047
(13.0) Sq
.512
(5.1)
.201
(12.3) Dia
.484
(13.0) Sq
.512
(12.3) Dia
.484
(21.0)
.827
(6.5)
.256
(11.8)
.465
(1.6)
.063
(21.0) Sq
.827
(6.5)
.256
(11.8)
.465
(7.0)
.276
(25.4)
1.004
Material:
Lid: PVC
PVC loses pliability below 0°C (32°F).
Base: Polyamide
03-07
NKK Switches • email: sales@nkkswitches.com • Phone (480) 991-0942 • Fax (480) 998-1435 • www.nkkswitches.com
NKK [ NIHON KAIHEIKI INDUSTRY CO. LTD. ]
