8440K2 Eaton / Switches, 8440K2 Datasheet - Page 3

• Manufacturer Part Number: 8440K2
• Description: Switch, Pushbutton AC, SP, NORM. OPEN, S. LUG TERM,
• Manufacturer: Eaton / Switches
• Type: Pushbuttonr

Specifications of 8440K2

• Contact Form: SPST
• Current, Rating: 3/5 AAC/ADC
• Force, Operating: 2.5 lbs.
• Material, Contact: Silver Plated Copper
• Material, Terminal: Brass Silver Plated
• Mounting Hole Size: 11.68 mm
• Number Of Poles: 1
• Number Of Positions: 1
• Operation: Momentary
• Special Features: Non-Illuminated
• Standards: UL Recognized, CSA Certified
• Temperature, Operating: -17.8 to +65.6 °C
• Termination: Solder
• Voltage, Rating: 125/12 VAC/VDC
• Lead Free Status / Rohs Status: RoHS Compliant part

DIMENSIONS
3.4
1.02 (.040)
4.57 (.180)
7.87 (.310) Dia.
(.090)
APPROXIMATE IN MM (INCHES)
2.29
21.59 (.850)
11.68 (.460) Dia.
21.59 (.850)
(.310)
11.68
(.460)
(.030)
(.340)
7.87
0.76
8.64
Dia.
Dia.
Dia. Max.
Dia.
18.80
(.740)
8411K10 AND 8418K12
8423 AND 8424
3
8.64 (.340)
Stroke
17.02 (.670) Dia.
32.26 (.127)
1.52 (.060)
16.51 (.650)
17.02 (.670)
Stroke
(.950)
(.260)
24.13
(.300)
6.60
Note: Use 19.81 (.780)
Dia. Hole on
1.52 (.060) thick panel
7.62
(2.120)
53.85
PUSHBUTTON SWITCHES
General Purpose AC Rated Pushbutton Switches
(.340)
34.29
(1.35)
8.64
27.18 (1.07)
25.65 (1.01)
11.68 (.460)
9.40 (.370)
1.02 (.040) Max.
Pre-travel to
break circuit
11.91(.469) Dia. -32
threads. per inch
14.22
(.056)
Hex
6.35 (.025)
B
(.240)
6.10
49.53 (1.950)
46.74 (1.840)
8411K7, K8, K11 AND K12
Screw Type Terminals
2 - #5/40 Binding
#5/40 x 4.57 (.188)
Head Screw
Large Binding
Head Screw
1.02 (.040) Max. pre-travel to break circuit
(.030)
(.340)
0.76
8.64
(.090)
Dia. 2
7.87 (.310) Dia.
Holes
2.29
(.310)
B
7.87
11.68 (.460)
8411K5 AND 8411K13
Dia.
17.02 (.670) Dia.
(1.270)
32.26
1.52 (.060)
11.91 (.469) Dia.
16.51 (.650)
17.02 (.670)
8418K1
0.76 (.032)
-32 threads
27.94 (1.10)
26.92 (1.06)
(.230)
Stroke
5.84
per in.
(.250)
6.35
44.45
(.175)
(.070)
1.78
5.59 (.220) Stroke
14.22
(.560)
40.89 (1.61)
38.10 (1.50)
& extension
Hex
6.35 (.250)
(continued)
(1.25)
31.75
(1.25)
31.75
8.64 (.340)
B
(2.09)
53.09