PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3812-4Switch,rotary

Electro Switch Corp Div Electroswitch · NSN 5930-00-009-2933 · FSC 5930 · No Item Name Available
Verified by PartsTable
NSN 5930-00-009-2933 — this item is cataloged by the U.S. Government under National Stock Number 5930-00-009-2933. Primary manufacturer part number: 3812-4.
Features
  • Switch,rotary — FSC 5930
  • Rotor Through Connection Quantity: 1 EACH SECTION
  • Pole Quantity: 1 EACH SECTION FRONT
  • Switch Actuator Positioning Increment: 30.0 DEGREES SINGLE ACTUATOR
  • Flat Height: 0.211 INCHES MINIMUM AND 0.221 INCHES MAXIMUM SINGLE ACTUATOR IN
  • First Flat Length: 0.218 INCHES NOMINAL SINGLE ACTUATOR IN
  • Nonturn Device Type: FLATTED BUSHING AT 3:00 OCLOCK
  • Mounting Method: THREADED BUSHING SINGLE MOUNTING FACILITY
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Switch,rotary, cataloged under National Stock Number 5930-00-009-2933, is classified within Federal Supply Class 5930 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Electro Switch Corp Div Electroswitch. Government technical data includes 27 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5930-00-009-2933
Primary Part Number3812-4
Item NameSwitch,rotary
FSC / FSG5930 / 59 — No Item Name Available
ManufacturerElectro Switch Corp Div Electroswitch
StatusACTIVE
Rotor Through Connection Quantity1 EACH SECTION
Pole Quantity1 EACH SECTION FRONT
Switch Actuator Positioning Increment30.0 DEGREES SINGLE ACTUATOR
Flat Height0.211 INCHES MINIMUM AND 0.221 INCHES MAXIMUM SINGLE ACTUATOR IN
First Flat Length0.218 INCHES NOMINAL SINGLE ACTUATOR IN
Nonturn Device TypeFLATTED BUSHING AT 3:00 OCLOCK
Mounting MethodTHREADED BUSHING SINGLE MOUNTING FACILITY
Test Data Document81349-MILS3786 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", "NOMINAL", ETC.).
Shaft TypeROUND, FLATTED SINGLE ACTUATOR
Operating Temp Range-65.0 TO 85.0 CELSIUS DEGC
Shaft Flat/slot Angular Location180.0 DEGREES FROM CONTACT POSITION 1 SINGLE ACTUATOR
Throw Quantity4 EACH SECTION REAR
Thread Class2A SINGLE MOUNTING FACILITY A
Terminal TypeTAB, SOLDER LUG
Switch Actuator Indexing Position Quantity4 SINGLE ACTUATOR
Shaft Diameter0.247 INCHES MINIMUM AND 0.251 INCHES MAXIMUM SINGLE ACTUATOR IN
Contact Switching ActionBREAKS BEFORE MAKES EACH SECTION REAR
Contact Voltage Rating in Volts28.0 DC AT SEA LEVEL
Individual Section Quantity2
Contact Voltage Rating in Volts115.0 AC AT SEA LEVEL
Shaft Length0.656 INCHES NOMINAL SINGLE ACTUATOR IN
Hazardous Locations/environmental ProtectionEXPLOSION PROOF
Thread Length0.281 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Nominal Thread Size0.375 INCHES SINGLE MOUNTING FACILITY IN
Switch Contact Basic DesignNONPILE-UP SYMMETRICAL
Contact Load Current Rating500.0 MILLIAMPERES RESISTIVE LOAD AND 200.0 MILLIAMPERES INDUCTIVE LOAD AC AT SEA LEVEL
Contact Load Current Rating500.0 MILLIAMPERES RESISTIVE LOAD AND 200.0 MILLIAMPERES INDUCTIVE LOAD DC AT SEA LEVEL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5330-00-145-13249000-035-8 INTERCHANGEABLE
Gasket
R & M Fluid Power, Inc.
5945-00-254-23193812-4 INTERCHANGEABLE
Relay,electromagnetic
Electronic Controls Corporation
4720-01-386-1677GH793-24 INTERCHANGEABLE
Hose,nonmetallic
Danfoss Power Solutions II, Llc
1560-01-724-761338124 INTERCHANGEABLE
Support,structural Component,air
Avtechtyee Inc Dba Avtech
Cross-Reference Index
Part NumberManufacturer
3812-4 PRIMARY Electro Switch Corp Div Electroswitch (USA)
3812-4 Electro Switch Corp. Dba Electro Switch Corp (USA)
M3786-8-073 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
5330-00-145-1324INTERCHANGEABLE
GASKET
9000-035-8
5945-00-254-2319INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
3812-4
4720-01-386-1677INTERCHANGEABLE
HOSE,NONMETALLIC
GH793-24
1560-01-724-7613INTERCHANGEABLE
SUPPORT,STRUCTURAL COMPONENT,AIR
38124

Frequently Asked Questions

What is NSN 5930-00-009-2933?

NSN 5930-00-009-2933 is a Switch,rotary, manufactured by Electro Switch Corp Div Electroswitch, classified under FSC 5930 (No Item Name Available). Status: active.

What are the part numbers for NSN 5930-00-009-2933?

NSN 5930-00-009-2933 has 3 cross-referenced part numbers: 3812-4 (Electro Switch Corp Div Electroswitch), 3812-4 (Electro Switch Corp. Dba Electro Switch Corp), M3786-8-073 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 5930-00-009-2933?

There are 4 known substitutes for 5930-00-009-2933: 5330-00-145-1324, 5945-00-254-2319, 4720-01-386-1677 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3812-4?

Key specifications for 3812-4: Rotor Through Connection Quantity: 1 EACH SECTION; Pole Quantity: 1 EACH SECTION FRONT; Switch Actuator Positioning Increment: 30.0 DEGREES SINGLE ACTUATOR; Flat Height: 0.211 INCHES MINIMUM AND 0.221 INCHES MAXIMUM SINGLE ACTUATOR IN. 30 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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