PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

139541H4Switch,rotary

Electro Switch Corp. Dba Oak Grisgsby Div Electroswitch · NSN 5930-00-548-8609 · FSC 5930 · No Item Name Available
Verified by PartsTable
NSN 5930-00-548-8609 — this item is cataloged by the U.S. Government under National Stock Number 5930-00-548-8609. Primary manufacturer part number: 139541H4.
Features
  • Switch,rotary — FSC 5930
  • Switch Contact Basic Design: NONPILE-UP SYMMETRICAL
  • Thread Quantity Per Inch: 32 SINGLE MOUNTING FACILITY
  • Shaft Type: ROUND SINGLE ACTUATOR
  • Rotor Through Connection Quantity: 1 EACH SECTION
  • Thread Length: 0.250 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
  • Switch Actuator Positioning Increment: 30.0 DEGREES SINGLE ACTUATOR
  • Thread Class: 2A SINGLE MOUNTING FACILITY A
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Switch,rotary, cataloged under National Stock Number 5930-00-548-8609, 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. Dba Oak Grisgsby Div Electroswitch. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5930-00-548-8609
Primary Part Number139541H4
Item NameSwitch,rotary
FSC / FSG5930 / 59 — No Item Name Available
ManufacturerElectro Switch Corp. Dba Oak Grisgsby Div Electroswitch
StatusACTIVE
Switch Contact Basic DesignNONPILE-UP SYMMETRICAL
Thread Quantity Per Inch32 SINGLE MOUNTING FACILITY
Shaft TypeROUND SINGLE ACTUATOR
Rotor Through Connection Quantity1 EACH SECTION
Thread Length0.250 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Switch Actuator Positioning Increment30.0 DEGREES SINGLE ACTUATOR
Thread Class2A SINGLE MOUNTING FACILITY A
Nominal Thread Size0.375 INCHES SINGLE MOUNTING FACILITY IN
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY
Style DesignatorCIRCULAR WAFER, BUSHING MOUNT
Terminal TypeTAB, SOLDER LUG
Shaft Length0.750 INCHES NOMINAL SINGLE ACTUATOR IN
Shaft Diameter0.250 INCHES NOMINAL SINGLE ACTUATOR IN
Mounting MethodTHREADED BUSHING SINGLE MOUNTING FACILITY
Switch Actuator Indexing Position Quantity6 SINGLE ACTUATOR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5133-00-228-136514870 INTERCHANGEABLE
Drill,twist
Viking Drill & Tool, Inc.
5330-00-415-231112279 INTERCHANGEABLE
Gasket
Aerosonic Llc
1560-00-771-575212279 INTERCHANGEABLE
Window,end Door
Piper Industrial Manufacturing Company, Llc Div Piper Industrial Manufacturing Company
4810-00-787-060512279 INTERCHANGEABLE
Pintle,valve
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
5977-01-249-446312279 INTERCHANGEABLE
Brush,electrical Contact
Thermo Fisher Scientific (asheville) Llc Div Laboratory Products Division
3830-01-300-3162 INTERCHANGEABLE
Cutting Edge,moldboard
3120-01-530-6763HFL-6C INTERCHANGEABLE
Bearing,plain,rod End
Altra Industrial Motion Corp.
3770-01-576-2696J169M INTERCHANGEABLE
Muzzle,dog
Jorgensen Laboratories, Inc. Dba Jorgensen Laboratories Inc
4810-01-688-343612279 INTERCHANGEABLE
Actuator,electro-Mechanical,line
Gaylord Marine Services, Inc.
Cross-Reference Index
Part NumberManufacturer
139541H4 PRIMARY Electro Switch Corp. Dba Oak Grisgsby Div Electroswitch (USA)
12-279 Espey Mfg and Electronics Corp (USA)
39541H4 PRIMARY Electro Switch Corp. Dba Oak Grisgsby Div Electroswitch (USA)
Related Parts
5133-00-228-1365INTERCHANGEABLE
DRILL,TWIST
14870
5330-00-415-2311INTERCHANGEABLE
GASKET
12279
1560-00-771-5752INTERCHANGEABLE
WINDOW,END DOOR
12279
4810-00-787-0605INTERCHANGEABLE
PINTLE,VALVE
12279
5977-01-249-4463INTERCHANGEABLE
BRUSH,ELECTRICAL CONTACT
12279
3830-01-300-3162INTERCHANGEABLE
CUTTING EDGE,MOLDBOARD
3120-01-530-6763INTERCHANGEABLE
BEARING,PLAIN,ROD END
HFL-6C
3770-01-576-2696INTERCHANGEABLE
MUZZLE,DOG
J169M
4810-01-688-3436INTERCHANGEABLE
ACTUATOR,ELECTRO-MECHANICAL,LINE
12279

Frequently Asked Questions

What is NSN 5930-00-548-8609?

NSN 5930-00-548-8609 is a Switch,rotary, manufactured by Electro Switch Corp. Dba Oak Grisgsby Div Electroswitch, classified under FSC 5930 (No Item Name Available). Status: active.

What are the part numbers for NSN 5930-00-548-8609?

NSN 5930-00-548-8609 has 3 cross-referenced part numbers: 139541H4 (Electro Switch Corp. Dba Oak Grisgsby Div Electroswitch), 12-279 (Espey Mfg and Electronics Corp), 39541H4 (Electro Switch Corp. Dba Oak Grisgsby Div Electroswitch).

What NSN replaces 5930-00-548-8609?

There are 9 known substitutes for 5930-00-548-8609: 5133-00-228-1365, 5330-00-415-2311, 1560-00-771-5752 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 139541H4?

Key specifications for 139541H4: Switch Contact Basic Design: NONPILE-UP SYMMETRICAL; Thread Quantity Per Inch: 32 SINGLE MOUNTING FACILITY; Shaft Type: ROUND SINGLE ACTUATOR; Rotor Through Connection Quantity: 1 EACH SECTION. 16 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com