Model: B4974

Toggle Switch

Properties:

Body Style
Bushing mount
Hazardous Locations/environmental Protection
Submersible
Bushing Length
Between 0.453 inches and 0.485 inches
Body Length
1.346 inches
Body Width
1.025 inches
Body Height
Between 1.000 inches and 1.250 inches
Actuator Style
Round
Actuator Diameter
Between 0.237 inches and 0.243 inches
Actuator Height
Between 1.110 inches and 1.204 inches
Actuator Position-action Relationship
Up position maintained and down position maintained and center position maintained
Maximum Voltage Rating In Volts
220.0 ac and 250.0 dc
End Application
Strategic weapon system
Inclosure Type
Fully enclosed
Mounting Method
Threaded bushing
Features Provided
Actuator seal
Nonpile-up Contact Arrangement
2 pole, double throw, both positions maintained single switch unit
Contact Load Current Rating At Maximum Rated Voltage
500.000 milliamperes resistive dc and 9.000 amperes resistive ac
Test Data Document
81349-mil-dtl-83731 specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.).
Terminal Type And Quantity
6 screw
NSN
5930-00-615-9376
Part Number
B4974
Description
Switch,toggle
CAGE
04134

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 B4974 NSN 5930-00-615-9376

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:
Y
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:
0.1000lbs
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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