Model: A3-78E4-103

Toggle Switch
Description:

2a thread class, bushing mount body style, 1.703 inches overall length, 1.819 inches overall height, 0.703 inches overall width.

Properties:

Thread Class
2a
Body Style
Bushing mount
Overall Length
1.703 inches
Overall Height
1.819 inches
Overall Width
0.703 inches
Bushing Length
0.445 inches
Body Length
1.703 inches
Body Width
0.703 inches
Body Height
0.688 inches
Actuator Style
Round
Actuator Diameter
0.240 inches
Actuator Height
0.686 inches
Actuator Position-action Relationship
Up position maintained and down position maintained
Maximum Voltage Rating In Volts
250.0 ac and 30.0 dc
Inclosure Type
Fully enclosed
Mounting Method
Threaded bushing
Thready Qty Per Inch (tpi)
32
Thread Size
0.469 inches
Nonpile-up Contact Arrangement
4 pole, double throw, both positions maintained single switch unit
Contact Load Current Rating At Maximum Rated Voltage
4.000 amperes resistive dc and 2.500 amperes inductive dc and 2.400 amperes lamp dc and 4.000 amperes resistive ac and 2.400 amperes inductive ac
Thread Series Designator
Uns
Terminal Type And Quantity
12 turret
NSN
5930-00-058-4214
Part Number
A3-78E4-103
Description
Switch,toggle
CAGE
81640

A switch which is externally actuated by a lever and whose contacts open and close with an instantaneous (snap) action; includes items having one or more momentary positions. Includes switches (snap action) which use mercury to bridge contacts, and assemblages of complete switches (snap action) having common actuators. Excludes switch, lever; switch, rotary; switch, knife; switch, sensitive; and switch, box.

Part A3-78E4-103 NSN 5930-00-058-4214

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
00184
FIIG:
A053A0
Concept No.:
App. Key:
U
Cond. Code:
1
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
P
PMIC:
U
ESD:
ESD:
MMAC:
EH
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
--
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
Q
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
061300
UFC:
34410
LTL:
77.5
LCL:
--
WCC:
72D
TCC:
Z
SHC:
9
ACC:
Instruments/Radio

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Schedule B and Export
  • Schedule B: 8536509065
  • SITC: 77255
  • End Use: Electric apparatus
  • NAICS: 335931
  • USDA: 1

Freight Class: Switches, for a voltage not exceeding 1000 volts, nesoi

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