PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

257101F4XSwitch,rotary

Electro Switch Corp. Dba Oak Grisgsby Div Electroswitch · NSN 5930-00-484-7560 · FSC 5930 · No Item Name Available
Verified by PartsTable
NSN 5930-00-484-7560 — this item is cataloged by the U.S. Government under National Stock Number 5930-00-484-7560. Primary manufacturer part number: 257101F4X.
Features
  • Switch,rotary — FSC 5930
  • Pole Quantity: 1 SECOND SECTION REAR
  • Contact Load Current Rating: 1.0 AMPERES RESISTIVE LOAD AC AT SEA LEVEL
  • Throw Quantity: 4 SECOND SECTION REAR
  • Contact Voltage Rating in Volts: 28.0 DC AT SEA LEVEL
  • Throw Quantity: 4 FOURTH SECTION REAR
  • Individual Section Quantity: 4
  • Contact Switching Action: MAKES BEFORE BREAKS EACH SECTION FRONT
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Switch,rotary, cataloged under National Stock Number 5930-00-484-7560, 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 27 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5930-00-484-7560
Primary Part Number257101F4X
Item NameSwitch,rotary
FSC / FSG5930 / 59 — No Item Name Available
ManufacturerElectro Switch Corp. Dba Oak Grisgsby Div Electroswitch
StatusACTIVE
Pole Quantity1 SECOND SECTION REAR
Contact Load Current Rating1.0 AMPERES RESISTIVE LOAD AC AT SEA LEVEL
Throw Quantity4 SECOND SECTION REAR
Contact Voltage Rating in Volts28.0 DC AT SEA LEVEL
Throw Quantity4 FOURTH SECTION REAR
Individual Section Quantity4
Contact Switching ActionMAKES BEFORE BREAKS EACH SECTION FRONT
Switch Actuator Stop Device TypeFIXED STOP SINGLE ACTUATOR
Contact Load Current Rating2.0 AMPERES RESISTIVE LOAD DC AT SEA LEVEL
Pole Quantity1 EACH SECTION FRONT
Nonturn Device TypeTAB AT 3:00 OCLOCK
Switch Actuator Positioning Increment90.0 DEGREES SINGLE ACTUATOR
Thread Series DesignatorUNEF SINGLE MOUNTING FACILITY
Style DesignatorCIRCULAR WAFER, BUSHING MOUNT
Nominal Thread Size0.375 INCHES SINGLE MOUNTING FACILITY IN
Pole Quantity1 FOURTH SECTION REAR
Shaft Flat/slot Angular Location270.0 DEGREES FROM NONTURN DEVICE SINGLE ACTUATOR
Switch Actuator Indexing Position Quantity4 SINGLE ACTUATOR
Contact Switching ActionMAKES BEFORE BREAKS FOURTH SECTION REAR
Switch Contact Basic DesignNONPILE-UP SYMMETRICAL AND NONPILE-UP NONSYMMETRICAL
Contact Switching ActionMAKES BEFORE BREAKS SECOND SECTION REAR
Contact Voltage Rating in Volts110.0 AC AT SEA LEVEL
Throw Quantity4 EACH SECTION FRONT
Shaft TypeROUND, FLATTED SINGLE ACTUATOR
Shaft Length2.125 INCHES NOMINAL SINGLE ACTUATOR IN
Operating Temp Range-25.0 TO 100.0 CELSIUS DEGC
Mounting MethodTHREADED BUSHING SINGLE MOUNTING FACILITY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5340-00-685-570018623 INTERCHANGEABLE
Clamp,instrument Mounting
Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution
5935-00-856-395618623 INTERCHANGEABLE
Connector Body,plug,electrical
Winchester Interconnect Corporation Dba Winchester Interconnect Div Winchester Interconnect
1005-00-902-2008 INTERCHANGEABLE
Retainer,gun Component
5330-01-069-4937CC-1957 INTERCHANGEABLE
Retainer,packing
Cunico Corporation
5305-01-098-366518623 INTERCHANGEABLE
Screw
Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling
5330-01-412-021418-623 INTERCHANGEABLE
Packing,preformed
Cunico Corporation
6240-01-480-193118623 INTERCHANGEABLE
Lamp,fluorescent
Technical Consumer Products, Inc.
Cross-Reference Index
Part NumberManufacturer
257101F4X PRIMARY Electro Switch Corp. Dba Oak Grisgsby Div Electroswitch (USA)
18623 Eaton Corp Electronic Instrumentation Div Los Angeles Plant (USA)
Related Parts
5340-00-685-5700INTERCHANGEABLE
CLAMP,INSTRUMENT MOUNTING
18623
5935-00-856-3956INTERCHANGEABLE
CONNECTOR BODY,PLUG,ELECTRICAL
18623
1005-00-902-2008INTERCHANGEABLE
RETAINER,GUN COMPONENT
5330-01-069-4937INTERCHANGEABLE
RETAINER,PACKING
CC-1957
5305-01-098-3665INTERCHANGEABLE
SCREW
18623
5330-01-412-0214INTERCHANGEABLE
PACKING,PREFORMED
18-623
6240-01-480-1931INTERCHANGEABLE
LAMP,FLUORESCENT
18623

Frequently Asked Questions

What is NSN 5930-00-484-7560?

NSN 5930-00-484-7560 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 5930-00-484-7560?

NSN 5930-00-484-7560 has 2 cross-referenced part numbers: 257101F4X (Electro Switch Corp. Dba Oak Grisgsby Div Electroswitch), 18623 (Eaton Corp Electronic Instrumentation Div Los Angeles Plant).

What NSN replaces 5930-00-484-7560?

There are 7 known substitutes for 5930-00-484-7560: 5340-00-685-5700, 5935-00-856-3956, 1005-00-902-2008 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 257101F4X?

Key specifications for 257101F4X: Pole Quantity: 1 SECOND SECTION REAR; Contact Load Current Rating: 1.0 AMPERES RESISTIVE LOAD AC AT SEA LEVEL; Throw Quantity: 4 SECOND SECTION REAR; Contact Voltage Rating in Volts: 28.0 DC AT SEA LEVEL. 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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