Model: 279-45

Push Switch

Special Features:

Four flexible insulators; weapon system essential

Properties:

Thread Class
2a
Body Style
Bushing mounted
Hazardous Locations/environmental Protection
Dustproof and corrosion resistant
Overall Length
0.780 inches
Overall Height
1.480 inches
Overall Width
0.906 inches
Bushing Length
0.310 inches
Body Length
0.780 inches
Body Width
0.906 inches
Body Height
1.480 inches
Case Material
Plastic
Actuator Style
Round
Actuator Diameter
0.323 inches
Actuator Height
0.190 inches
Actuator Color
Black single actuator
Maximum Voltage Rating In Volts
250.0 ac and 28.0 dc
End Application
Aircraft, stratolifter c-135, delta dart f-106, galaxy c-5, awacs e-3a; support equipment, t-37 aircraft, t-38 aircraft
Inclosure Type
Fully enclosed
Mounting Method
Threaded bushing
Thready Qty Per Inch (tpi)
32
Thread Size
0.469 inches
Nonpile-up Contact Arrangement
3 pole, double throw, one position momentary single switch unit
Criticality Code Justification
Feat
Contact Load Current Rating At Maximum Rated Voltage
5.000 amperes resistive dc and 3.000 amperes inductive dc and 5.000 amperes resistive ac
Precious Material And Location
Contacts silver
Thread Series Designator
Uns
Terminal Type And Quantity
9 turret
NSN
5930-00-501-0006
Part Number
279-45
Description
Switch,push
CAGE
H0203

A switch that is externally actuated by a device such as a push rod or button, which requires pushing for each actuation. The action may be momentary, with mechanical return. The actuating device may or may not be an integral part of the switch. The item may include provisions for mounting indicating lamp(s) or light emitting diode(s) in the actuator. Includes items consisting of individually separable switches that are physically interlocked, that have a common actuator, or are electrically connected. Excludes light-switch; light-switch assembly; switch, beam selecting, headlight; switch, foot; switch, interlock; switch, pressure; switch, push-pull; switch, sensitive and switch assembly. For devices which start, stop, reverse, select and/or regulate the speed of a motor, see starter, motor and controller, motor.

Part 279-45 NSN 5930-00-501-0006

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
00406
FIIG:
A053A0
Concept No.:
App. Key:
P
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:
S
ESD:
ESD:
MMAC:
EH
CRITL:
Y

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: 8536509035
  • SITC: 77255
  • End Use: Electric apparatus
  • NAICS: 335931
  • USDA: 1

Freight Class: Switches, push-button, rated at over 5 a, for a voltage not exceeding 1,000 v

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