Model: 21AT3

Toggle Switch
Description:

2a thread class, bushing mount body style, explosion proof hazardous locations/environmental protection, 0.343 inches bushing length.

Properties:

Thread Class
2a
Body Style
Bushing mount
Hazardous Locations/environmental Protection
Explosion proof
Bushing Length
0.343 inches
Body Length
1.800 inches
Body Width
0.695 inches
Body Height
1.300 inches
Actuator Style
Round
Actuator Diameter
0.125 inches
Actuator Height
0.781 inches
Actuator Position-action Relationship
Up position momentary and down position momentary and center position maintained
Actuator Position-locking Relationship
Up position no locking action and down position no locking action and center position locked in
Maximum Voltage Rating In Volts
250.0 ac and 30.0 dc
Inclosure Type
Uninclosed
Mounting Method
Threaded bushing
Thready Qty Per Inch (tpi)
32
Thread Size
0.469 inches
Nonpile-up Contact Arrangement
2 pole, double throw, two positions momentary single switch unit
Contact Load Current Rating At Maximum Rated Voltage
5.000 amperes resistive dc
Thread Series Designator
Uns
Terminal Type And Quantity
12 wire lead
NSN
5930-00-027-2303
Part Number
21AT3
Description
Switch,toggle
CAGE
91929

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 21AT3 NSN 5930-00-027-2303

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:
A
ESD:
ESD:
MMAC:
EH
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.3000lbs
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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