AT4178JC NKK Switches, AT4178JC Datasheet - Page 16

• Manufacturer Part Number: AT4178JC
• Description: CAP RND CLR/RED FOR LB LED SER
• Manufacturer: NKK Switches
• Series: LBr
• Type: Cap, Roundr

Specifications of AT4178JC

• Switch Type: Pushbutton
• Shape: Round
• Color: Clear, Red
• Illumination: Illuminated
• Mounting Type: Snap Fit
• Size: 19.00mm Dia x 4.50mm H
• Height: 10 mm
• Length: 19 mm
• Body Style: Round Shaped
• Brand/series: LB Series
• Diameter: 0.748 in.
• Material, Body: Polycarbonate
• Used With: LB Series
• For Use With/related Products: LB Series
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: LB Series

(19.7)
.776
AT548
Panel Mount Housing for LCD 36 x 24
Pushbutton (not for Compact SmartSwitch)
Polyamide
Color: A
Series: SmartSwitch
AT607
Incandescent Lamp
Volts: 5 12
Series: LB
T-1 Bi-pin
AT617
Single Element LED
Colors: C E F
Used for AT212 Bezel
(16.6)
.650
(23.2)
.913
(31.5)
1.240
(10.16)
.400
Color Codes:
(5.0)
.197
(+)
(–)
(3.18)
.124
.020
.125
(3.1) Dia
(0.5) Dia Typ
(5.08) Dia
.200
(3.0) Dia
.118
A Black
(27.5)
1.083
(27.6)
1.087
AT607N
Neon Lamp
Volts: 110
Series: LB
T-1 Bi-pin
AT618
Single Element LED
Colors: C E F
Used for AT213 Bezel
B White
(16.6)
.650
.079
(2.0)
(10.2)
.400
AT600s
(7.0)
.276
(+)
C Red
(5.0)
.197
(-)
(3.18)
.020
.125
(0.5) Dia Typ
.124
(3.1) Dia
(5.08) Dia
.200
D Amber
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Accessories & Hardware
AT602
Incandescent Lamp
Volts: 6 12 18 24 28
Series: LW MLW
T-1
AT611
Incandescent Lamp
Volts: 5 12
Series: KB YB
T-1 Bi-pin
AT621
6-element Bicolor LED
Without Resistor; Volts: 2
With Resistor; Volts: 5 12 24
Colors: CF
Series: YB
T-1
1 ⁄2
1 ⁄2
E Yellow
(12.3)
.484
Pilot Slide Base
Bi-pin
(12.6)
.496
(5.0)
.197
.224
(5.7)
.354
(9.0)
(21.0)
.827
(–)
(+)
F Green
(2.54)
.100
.020
(2.54)
(3.8) Dia
.150
(3.15) Dia
.124
(0.5) Dia Typ
.100
(5.0) Dia
.197
(5.8) Dia
.228
(4.8) Dia
.189
(5.4)
.213
G Blue
AT602N
Neon Lamp
Volts: 110
Series: LW MLW
T-1
AT615
Neon Lamp
Volts: 110
Series: KB
T-1 Bi-pin
AT622
Single Element LED
Colors: C E F
Series: MLW
T-1
1 ⁄2
3 ⁄4
H Gray
Pilot Slide Base
Pilot Slide Base
(5.0)
.197
(12.6)
.496
(18.5)
.728
.354
(9.0)
(21.0)
.827
J Clear
(2.54)
.124
(3.8) Dia
.150
.020
.100
(3.1) Dia
(0.5) Dia Typ
.224
(5.7)
(5.2) Dia
.205
(4.8) Dia
.189
(5.4)
.213
Y17
Y