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FSG 59 | Electrical And Electronic Equipment Components
FSC 5930 | Switches
129-57

Model: 129-57

Toggle Switch

Special Features:

Weapon system essential

Properties:

Body Style

Hole mount

Hazardous Locations/environmental Protection

Corrosion resistant

Overall Length

3.266 inches

Center To Center Distance Between Mounting Facilities Parallel To Length

2.750 inches

Overall Height

4.626 inches

Overall Width

2.016 inches

Body Length

3.266 inches

Body Width

2.016 inches

Body Height

2.188 inches

Actuator Style

Round

Actuator Height

1.688 inches

Actuator Position-action Relationship

Up position maintained and down position maintained

Maximum Voltage Rating In Volts

440.0 ac and 30.0 dc

Inclosure Type

Fully enclosed

Mounting Method

Unthreaded hole

Nonpile-up Contact Arrangement

1 pole, single throw, both positions maintained single switch unit

Criticality Code Justification

Feat

Contact Load Current Rating At Maximum Rated Voltage

175.000 amperes resistive dc and 45.000 amperes inductive dc and 35.000 amperes lamp dc and 125.000 amperes motor dc and 15.000 amperes resistive ac and 12.000 amperes inductive ac and 8.000 amperes motor ac

Precious Material And Location

Contacts silver

Terminal Type And Quantity

2 threaded stud

NSN

5930-00-755-3440

Part Number

129-57

Description

Switch,toggle

CAGE

4W146

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 129-57 NSN 5930-00-755-3440

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

00184

FIIG:

A053A0

Concept No.:

App. Key:

Cond. Code:

Status:

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators

HMIC

PMIC

ESD/EMI

ENAC

MMAC

CRITL

HMIC:

PMIC:

ESD:

MMAC:

CRITL:

Packaging & Shipping

Est. Pack Size

Est. Pack Weight

Est. Item Weight

Est. Item Dim.

Pack Size:

Paclk Weight:

1.0000lbs

Item Weight:

Item Dim:

OPI

SPI No.

SPI Rev.

SPC Mkg.

LVL A

LVL B

OPI:

SPI No.:

SPI Rev.:

SPC Mkg:

LVL_A:

LVL_B:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

061300

UFC:

34410

LTL:

77.5

LCL:

WCC:

72D

TCC:

SHC:

ACC:

Instruments/Radio

End Items End applications NSN 5930-00-755-3440 is a component of

Stratolifter C/kc-135 Aircraft
Ta-4j Aircraft
Ov-10a Aircraft Support Equipment
C-5 Aircraft Support Equipment
T-37 Aircraft Support Equipment
T-38 Aircraft Support Equipment
B-52 Aircraft Support Equipment
B-1 Aircraft Support Equipment
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Radio Set
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Radio Teletyp Modem
005032760
Teletypewriter
005032764
Teletypewriter
009995277
Modem Radio
005430012
Telephone Set
007990148
Gas Turbine Engine Power Unit
000784771
Radio Frequency Amplifier
001681556
Radio Teletypewriter Set
009377690
Power Supply

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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