PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4271Switch,toggle

Cooper Industries Inc Cooper Distribution Equipment Div · NSN 5930-01-171-4943 · FSC 5930 · No Item Name Available
Verified by PartsTable
NSN 5930-01-171-4943 — this item is cataloged by the U.S. Government under National Stock Number 5930-01-171-4943. Primary manufacturer part number: 4271.
Features
  • Switch,toggle — FSC 5930
  • Body Height: 2.000 INCHES NOMINAL IN
  • Maximum Voltage Rating in Volts: 125.0 AC AND 250.0 DC
  • Actuator Width: 0.250 INCHES NOMINAL IN
  • Inclosure Type: FULLY INCLOSED
  • Terminal Type and Quantity: 4 SCREW
  • Actuator Height: 0.500 INCHES NOMINAL IN
  • Body Width: 1.750 INCHES NOMINAL IN
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Switch,toggle, cataloged under National Stock Number 5930-01-171-4943, 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 Cooper Industries Inc Cooper Distribution Equipment Div. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5930-01-171-4943
Primary Part Number4271
Item NameSwitch,toggle
FSC / FSG5930 / 59 — No Item Name Available
ManufacturerCooper Industries Inc Cooper Distribution Equipment Div
StatusACTIVE
Body Height2.000 INCHES NOMINAL IN
Maximum Voltage Rating in Volts125.0 AC AND 250.0 DC
Actuator Width0.250 INCHES NOMINAL IN
Inclosure TypeFULLY INCLOSED
Terminal Type and Quantity4 SCREW
Actuator Height0.500 INCHES NOMINAL IN
Body Width1.750 INCHES NOMINAL IN
Actuator StyleRECTANGULAR
Nonpile-Up Contact Arrangement1 POLE, SINGLE THROW, BOTH POSITIONS MAINTAINED SINGLE SWITCH UNIT
Contact Load Current Rating at Maximum Rated Voltage30.000 AMPERES RESISTIVE DC AND 30.000 AMPERES RESISTIVE AC
Center to Center Distance Between Mounting Facilities Parallel to Length3.031 INCHES NOMINAL IN
Actuator Position-Action RelationshipDOWN POSITION MAINTAINED AND UP POSITION MAINTAINED
Mounting Surface to Terminal End Distance1.875 INCHES NOMINAL IN
Body StyleHOLE MOUNT
Body Length2.250 INCHES NOMINAL IN
Actuator Length0.500 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
3120-00-288-2768812410 INTERCHANGEABLE
Bearing,sleeve
Borgwarner Pds (anderson), L.l.c.
3040-00-376-0386TC-325 INTERCHANGEABLE
Bracket,eye,nonrotating Shaft
Wisconsin Motors, Llc
5950-00-676-74132557819 INTERCHANGEABLE
Transformer,audio Frequency
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5950-00-836-315710043862 INTERCHANGEABLE
Reactor
Us Army Aviation and Missile Command
1680-01-154-89354271-03 INTERCHANGEABLE
Control Module,fire Detector
Meggitt Safety Systems Inc
6220-01-268-04314271 INTERCHANGEABLE
Light Assembly,clearance Marker
Southern Ambulance Builders Co Inc Dba Sabc Inc
5120-01-398-790300904271000 INTERCHANGEABLE
Adapter,socket Wrench
Sears, Roebuck and Co. Dba Sears Div Sears Commercial
4130-01-698-65184271 INTERCHANGEABLE
Compressor,refrigeration
Sanden International/usa/inc
Cross-Reference Index
Part NumberManufacturer
4271 Cooper Industries Inc Cooper Distribution Equipment Div (USA)
Related Parts
3120-00-288-2768INTERCHANGEABLE
BEARING,SLEEVE
812410
3040-00-376-0386INTERCHANGEABLE
BRACKET,EYE,NONROTATING SHAFT
TC-325
5950-00-676-7413INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
2557819
5950-00-836-3157INTERCHANGEABLE
REACTOR
10043862
1680-01-154-8935INTERCHANGEABLE
CONTROL MODULE,FIRE DETECTOR
4271-03
6220-01-268-0431INTERCHANGEABLE
LIGHT ASSEMBLY,CLEARANCE MARKER
4271
5120-01-398-7903INTERCHANGEABLE
ADAPTER,SOCKET WRENCH
00904271000
4130-01-698-6518INTERCHANGEABLE
COMPRESSOR,REFRIGERATION
4271

Frequently Asked Questions

What is NSN 5930-01-171-4943?

NSN 5930-01-171-4943 is a Switch,toggle, manufactured by Cooper Industries Inc Cooper Distribution Equipment Div, classified under FSC 5930 (No Item Name Available). Status: active.

What are the part numbers for NSN 5930-01-171-4943?

NSN 5930-01-171-4943 has 1 cross-referenced part number: 4271 (Cooper Industries Inc Cooper Distribution Equipment Div).

What NSN replaces 5930-01-171-4943?

There are 8 known substitutes for 5930-01-171-4943: 3120-00-288-2768, 3040-00-376-0386, 5950-00-676-7413 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4271?

Key specifications for 4271: Body Height: 2.000 INCHES NOMINAL IN; Maximum Voltage Rating in Volts: 125.0 AC AND 250.0 DC; Actuator Width: 0.250 INCHES NOMINAL IN; Inclosure Type: FULLY INCLOSED. 16 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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