PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21191XSwitch,toggle

Cooper Industries Inc Cooper Distribution Equipment Div · NSN 5930-00-519-9012 · FSC 5930 · No Item Name Available
Verified by PartsTable
NSN 5930-00-519-9012 — this item is cataloged by the U.S. Government under National Stock Number 5930-00-519-9012. Primary manufacturer part number: 21191X.
Features
  • Switch,toggle — FSC 5930
  • Bushing Length: 0.375 INCHES NOMINAL IN
  • Body Length: 1.500 INCHES NOMINAL IN
  • Contact Load Current Rating at Maximum Rated Voltage: 1.000 AMPERES RESISTIVE AC
  • Nonpile-Up Contact Arrangement: 1 POLE, DOUBLE THROW, BOTH POSITIONS MAINTAINED SINGLE SWITCH UNIT
  • Thread Series Designator: UNS
  • Body Height: 0.547 INCHES NOMINAL IN
  • Terminal Type and Quantity: 3 TAB, SOLDER LUG
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Switch,toggle, cataloged under National Stock Number 5930-00-519-9012, 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 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5930-00-519-9012
Primary Part Number21191X
Item NameSwitch,toggle
FSC / FSG5930 / 59 — No Item Name Available
ManufacturerCooper Industries Inc Cooper Distribution Equipment Div
StatusACTIVE
Bushing Length0.375 INCHES NOMINAL IN
Body Length1.500 INCHES NOMINAL IN
Contact Load Current Rating at Maximum Rated Voltage1.000 AMPERES RESISTIVE AC
Nonpile-Up Contact Arrangement1 POLE, DOUBLE THROW, BOTH POSITIONS MAINTAINED SINGLE SWITCH UNIT
Thread Series DesignatorUNS
Body Height0.547 INCHES NOMINAL IN
Terminal Type and Quantity3 TAB, SOLDER LUG
Body Width0.219 INCHES NOMINAL IN
Actuator Position-Action RelationshipUP POSITION MAINTAINED AND DOWN POSITION MAINTAINED
Nominal Thread Size0.469 INCHES IN
Switch Actuator Quantity1
Thread Quantity Per Inch32
Maximum Voltage Rating in Volts250.0 AC
Actuator Height0.688 INCHES NOMINAL IN
Actuator StyleROUND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
4730-00-069-1187SAE J246 6-4 100202BA INTERCHANGEABLE
Elbow,pipe to Tube
Sae International Dba Sae International
5905-00-230-8377423268-1 INTERCHANGEABLE
Resistor,variable,wire Wound,pre
Naval Air Warfare Center Aircraft Division Joint Base Jbmdl
5935-00-258-9896205-102 INTERCHANGEABLE
Jack,tip
Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron
5985-00-470-2899128C539H08 INTERCHANGEABLE
Attenuator,fixed
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
4910-01-151-1785 INTERCHANGEABLE
Plate,engine Adapter
4820-01-236-60012.0-51-02-3 INTERCHANGEABLE
Seat,valve
Universal Industrial Products Co Div of Core Industries Inc
4730-01-415-1004205102N INTERCHANGEABLE
Elbow,pipe to Tube
Bendix Commercial Vehicle Systems Llc Dba Bendix Commercial Vehicle Systems
5330-01-469-75752051.02 INTERCHANGEABLE
Seal,plain
Load Rite Trailers, Inc.
6230-01-485-7689205102 INTERCHANGEABLE
Light,marker,distress
Forespar Products Corp
1005-01-598-387013046102 INTERCHANGEABLE
Pintle,mount
Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate
Cross-Reference Index
Part NumberManufacturer
21191X Cooper Industries Inc Cooper Distribution Equipment Div (USA)
20510-2 Cooper Industries Inc Cooper Distribution Equipment Div (USA)
Related Parts
4730-00-069-1187INTERCHANGEABLE
ELBOW,PIPE TO TUBE
SAE J246 6-4 100202BA
5905-00-230-8377INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,PRE
423268-1
5935-00-258-9896INTERCHANGEABLE
JACK,TIP
205-102
5985-00-470-2899INTERCHANGEABLE
ATTENUATOR,FIXED
128C539H08
4910-01-151-1785INTERCHANGEABLE
PLATE,ENGINE ADAPTER
4820-01-236-6001INTERCHANGEABLE
SEAT,VALVE
2.0-51-02-3
4730-01-415-1004INTERCHANGEABLE
ELBOW,PIPE TO TUBE
205102N
5330-01-469-7575INTERCHANGEABLE
SEAL,PLAIN
2051.02
6230-01-485-7689INTERCHANGEABLE
LIGHT,MARKER,DISTRESS
205102
1005-01-598-3870INTERCHANGEABLE
PINTLE,MOUNT
13046102
4820-01-632-8509INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
208102

Frequently Asked Questions

What is NSN 5930-00-519-9012?

NSN 5930-00-519-9012 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 5930-00-519-9012?

NSN 5930-00-519-9012 has 2 cross-referenced part numbers: 21191X (Cooper Industries Inc Cooper Distribution Equipment Div), 20510-2 (Cooper Industries Inc Cooper Distribution Equipment Div).

What NSN replaces 5930-00-519-9012?

There are 11 known substitutes for 5930-00-519-9012: 4730-00-069-1187, 5905-00-230-8377, 5935-00-258-9896 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21191X?

Key specifications for 21191X: Bushing Length: 0.375 INCHES NOMINAL IN; Body Length: 1.500 INCHES NOMINAL IN; Contact Load Current Rating at Maximum Rated Voltage: 1.000 AMPERES RESISTIVE AC; Nonpile-Up Contact Arrangement: 1 POLE, DOUBLE THROW, BOTH POSITIONS MAINTAINED SINGLE SWITCH UNIT. 15 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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