PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

257557F4Switch,rotary

Electro Switch Corp. Dba Oak Grisgsby Div Electroswitch · NSN 5930-00-238-0180 · FSC 5930 · No Item Name Available
Verified by PartsTable
NSN 5930-00-238-0180 — this item is cataloged by the U.S. Government under National Stock Number 5930-00-238-0180. Primary manufacturer part number: 257557F4.
Features
  • Switch,rotary — FSC 5930
  • Contact Switching Action: MAKES BEFORE BREAKS FOURTH SECTION REAR
  • Switch Actuator Stop Device Type: FIXED STOP SINGLE ACTUATOR
  • Contact Load Current Rating: 2.0 AMPERES RESISTIVE LOAD DC AT SEA LEVEL
  • Thread Series Designator: UNEF SINGLE MOUNTING FACILITY
  • Contact Load Current Rating: 1.0 AMPERES RESISTIVE LOAD AC AT SEA LEVEL
  • Style Designator: CIRCULAR WAFER, BUSHING MOUNT
  • Switch Actuator Positioning Increment: 30.0 DEGREES SINGLE ACTUATOR
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Switch,rotary, cataloged under National Stock Number 5930-00-238-0180, 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. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5930-00-238-0180
Primary Part Number257557F4
Item NameSwitch,rotary
FSC / FSG5930 / 59 — No Item Name Available
ManufacturerElectro Switch Corp. Dba Oak Grisgsby Div Electroswitch
StatusACTIVE
Contact Switching ActionMAKES BEFORE BREAKS FOURTH SECTION REAR
Switch Actuator Stop Device TypeFIXED STOP SINGLE ACTUATOR
Contact Load Current Rating2.0 AMPERES RESISTIVE LOAD DC AT SEA LEVEL
Thread Series DesignatorUNEF SINGLE MOUNTING FACILITY
Contact Load Current Rating1.0 AMPERES RESISTIVE LOAD AC AT SEA LEVEL
Style DesignatorCIRCULAR WAFER, BUSHING MOUNT
Switch Actuator Positioning Increment30.0 DEGREES SINGLE ACTUATOR
Contact Voltage Rating in Volts110.0 AC AT SEA LEVEL
Contact Switching ActionMAKES BEFORE BREAKS THIRD SECTION REAR
Shaft Length1.625 INCHES NOMINAL SINGLE ACTUATOR IN
Contact Switching ActionMAKES BEFORE BREAKS FIRST SECTION REAR
Thread Length0.375 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Nonturn Device TypeTAB AT 3:00 OCLOCK
Operating Temp Range-25.0 TO 100.0 CELSIUS DEGC
Shaft TypeROUND SINGLE ACTUATOR
Throw Quantity5 SECOND SECTION REAR
Throw Quantity5 FOURTH SECTION REAR
Contact Switching ActionMAKES BEFORE BREAKS SECOND SECTION REAR
Pole Quantity2 FOURTH SECTION REAR
Pole Quantity2 SECOND SECTION REAR
Contact Switching ActionMAKES BEFORE BREAKS FIRST SECTION FRONT
Terminal TypeTAB, SOLDER LUG
Nominal Thread Size0.375 INCHES SINGLE MOUNTING FACILITY IN
Switch Contact Basic DesignNONPILE-UP SYMMETRICAL AND NONPILE-UP NONSYMMETRICAL
Mounting MethodTHREADED BUSHING SINGLE MOUNTING FACILITY
Contact Voltage Rating in Volts28.0 DC AT SEA LEVEL
Nonturn Device Radius0.531 INCHES NOMINAL AT 3:00 OCLOCK IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5910-00-034-560339D107F150FP6 INTERCHANGEABLE
Capacitor,fixed,electrolytic
Sprague Electric Co World Hqs
5305-00-060-2775 INTERCHANGEABLE
Screw,machine
5120-00-293-0887 INTERCHANGEABLE
Hammer,hand
4820-00-393-426911756 INTERCHANGEABLE
Spacer
Schneider Electric Systems Usa Inc
5305-01-273-496711756 INTERCHANGEABLE
Screw,cap,socket Head
Sps Technologies, Llc Dba PB Fasteners
5310-01-285-060911756 INTERCHANGEABLE
Washer,lock
O F Mossberg & Sons Inc
7930-01-367-29087930013672908 INTERCHANGEABLE
Detergent,laundry
National Industries for the Blind
5330-01-370-882911756 INTERCHANGEABLE
Gasket
Clemco Industries Corp. Dba Clemco Industries Corp Div Clemco
6515-01-574-1767421.006 INTERCHANGEABLE
Plate,orbital,maxillofacial Surg
Depuy Synthes Sales Inc Dba Depuy Synthes Trauma Div Depuy Synthes Sales, Inc., D/b/a Depuy Synthes Trauma
4730-01-620-593111756 INTERCHANGEABLE
Manifold,hydraulic System Access
North American Controls Inc Dba North American Controls Inc
Cross-Reference Index
Part NumberManufacturer
257557F4 PRIMARY Electro Switch Corp. Dba Oak Grisgsby Div Electroswitch (USA)
11756 Eaton Corp Electronic Instrumentation Div Los Angeles Plant (USA)
Related Parts
5910-00-034-5603INTERCHANGEABLE
CAPACITOR,FIXED,ELECTROLYTIC
39D107F150FP6
5305-00-060-2775INTERCHANGEABLE
SCREW,MACHINE
5120-00-293-0887INTERCHANGEABLE
HAMMER,HAND
4820-00-393-4269INTERCHANGEABLE
SPACER
11756
5305-01-273-4967INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
11756
5310-01-285-0609INTERCHANGEABLE
WASHER,LOCK
11756
7930-01-367-2908INTERCHANGEABLE
DETERGENT,LAUNDRY
7930013672908
5330-01-370-8829INTERCHANGEABLE
GASKET
11756
6515-01-574-1767INTERCHANGEABLE
PLATE,ORBITAL,MAXILLOFACIAL SURG
421.006
4730-01-620-5931INTERCHANGEABLE
MANIFOLD,HYDRAULIC SYSTEM ACCESS
11756

Frequently Asked Questions

What is NSN 5930-00-238-0180?

NSN 5930-00-238-0180 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 5930-00-238-0180?

NSN 5930-00-238-0180 has 2 cross-referenced part numbers: 257557F4 (Electro Switch Corp. Dba Oak Grisgsby Div Electroswitch), 11756 (Eaton Corp Electronic Instrumentation Div Los Angeles Plant).

What NSN replaces 5930-00-238-0180?

There are 10 known substitutes for 5930-00-238-0180: 5910-00-034-5603, 5305-00-060-2775, 5120-00-293-0887 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 257557F4?

Key specifications for 257557F4: Contact Switching Action: MAKES BEFORE BREAKS FOURTH SECTION REAR; Switch Actuator Stop Device Type: FIXED STOP SINGLE ACTUATOR; Contact Load Current Rating: 2.0 AMPERES RESISTIVE LOAD DC AT SEA LEVEL; Thread Series Designator: UNEF SINGLE MOUNTING FACILITY. 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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