8478A09H02

View detailed technical data, stock status, and sourcing information for: 8478A09H02
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5930 Switches

National Stock Number

5930-01-176-1045

Item Name Code

02134

Assigment Date

04/07/1984 (42 years ago)

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.

0.250 inches nominal single actuator first flat length, 1.899 inches nominal overall length, 0.219 inches nominal single actuator flat height, 2a single mounting facility thread class, 0.437 inches nominal single mounting facility thread length

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Class: 2a single mounting facility
Thread Length: 0.437 inches nominal single mounting facility
Overall Length: 1.899 inches nominal
First Flat Length: 0.250 inches nominal single actuator
Flat Height: 0.219 inches nominal single actuator
Shaft Diameter: 0.250 inches nominal single actuator
Shaft Length: 0.437 inches nominal single actuator
Overall Diameter: 1.284 inches nominal
Nonturn Device Radius: 0.375 inches nominal at 3:00 o'clock
Individual Section Quantity: 1
Nonturn Device Type: tab at 3:00 o'clock
Switch Contact Basic Design: nonpile-up symmetrical
Pole Quantity: 2 single section front
Throw Quantity: 3 single section rear
Mounting Method: threaded bushing w/panel seal single mounting facility
Nominal Thread Size: 0.375 inches single mounting facility
Contact Voltage Rating In Volts: 115.0 ac at sea level
Contact Voltage Rating In Volts: 28.0 dc at sea level
Rotor Through Connection Quantity: 2 single section
Switch Actuator Indexing Position Quantity: 3 single actuator
Shaft Type: round, flatted single actuator
Terminal Type: tab, solder lug
Contact Switching Action: breaks before makes single section rear
Switch Actuator Positioning Increment: 30.0 degrees single actuator
Switch Actuator Stop Device Type: fixed stop single actuator
Contact Load Current Rating: 75.0 milliamperes resistive load ac at sea level
Contact Load Current Rating: 250.0 milliamperes resistive load dc at sea level
Special Features: rfi grounding provided
Precious Material And Location: shaft and wave washer surfaces silver
Precious Material: silver
Style Designator: tap, circular, bushing mount
Thread Series Designator: unef single mounting facility

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
44HY231789-2-3N	Rotary Switch
8478A09H02	Rotary Switch

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 5930-01-176-1045?

The FSCG of the NSN 5930-01-176-1045 is 5930

Does the NSN 5930-01-176-1045 have a Schedule B code assigned?

Yes, the Schedule B code is 8536509020

Does NSN 5930-01-176-1045 require demilitarization?

Usml items - mutilation to the point of scrap required worldwide. (note 7).

Does NSN 5930-01-176-1045 contain precious materials?

Item contains silver.

Does NSN 5930-01-176-1045 contain hazardous materials?

Indicates there is no information in the hmirs. The nsn is in a fsc in table ii of fed std 313 and a msds may be required by the user. The requirement for a msds is dependent on a hazard determination of the supplier or the intended end use of item.

When the NSN 5930-01-176-1045 was assigned to the Federal Catalog?

It was assigned 42 years ago, on Sat, Apr 7, 1984