PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

551806Switch,toggle

Cole Hersee Company · NSN 5930-00-139-2500 · FSC 5930 · No Item Name Available
Verified by PartsTable
NSN 5930-00-139-2500 — this item is cataloged by the U.S. Government under National Stock Number 5930-00-139-2500. Primary manufacturer part number: 551806.
Features
  • Switch,toggle — FSC 5930
  • Contact Load Current Rating at Maximum Rated Voltage: 25.000 AMPERES INDUCTIVE DC AND 25.000 AMPERES INDUCTIVE DC AND 20.000 AMPERES LAMP DC20.000 AMPERES LAMP DC
  • Nonpile-Up Contact Arrangement: 1 POLE, DOUBLE THROW, THREE POSITIONS MAINTAINED SINGLE SWITCH UNIT1 POLE, DOUBLE THROW, THREE POSITIONS MAINTAINED SINGLE SWITCH UNIT
  • Terminal Type and Quantity: 3 TAB W/SCREW3 TAB W/SCREW
  • Maximum Voltage Rating in Volts: 12.0 DC12.0 DC
  • Inclosure Type: FULLY INCLOSEDFULLY INCLOSED
  • Actuator Position-Action Relationship: UP POSITION MAINTAINED AND UP POSITION MAINTAINED AND DOWN POSITION MAINTAINED AND DOWN POSITION MAINTAINED AND CENTER POSITION MAINTAINEDCENTER POSITION MAINTAINED
  • 1 verified cross-reference
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Switch,toggle, cataloged under National Stock Number 5930-00-139-2500, 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 Cole Hersee Company. Government technical data includes 6 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5930-00-139-2500
Primary Part Number551806
Item NameSwitch,toggle
FSC / FSG5930 / 59 — No Item Name Available
ManufacturerCole Hersee Company
StatusACTIVE
Contact Load Current Rating at Maximum Rated Voltage25.000 AMPERES INDUCTIVE DC AND 25.000 AMPERES INDUCTIVE DC AND 20.000 AMPERES LAMP DC20.000 AMPERES LAMP DC
Nonpile-Up Contact Arrangement1 POLE, DOUBLE THROW, THREE POSITIONS MAINTAINED SINGLE SWITCH UNIT1 POLE, DOUBLE THROW, THREE POSITIONS MAINTAINED SINGLE SWITCH UNIT
Terminal Type and Quantity3 TAB W/SCREW3 TAB W/SCREW
Maximum Voltage Rating in Volts12.0 DC12.0 DC
Inclosure TypeFULLY INCLOSEDFULLY INCLOSED
Actuator Position-Action RelationshipUP POSITION MAINTAINED AND UP POSITION MAINTAINED AND DOWN POSITION MAINTAINED AND DOWN POSITION MAINTAINED AND CENTER POSITION MAINTAINEDCENTER POSITION MAINTAINED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
6675-00-904-1947BC-324 INTERCHANGEABLE
Compass,drafting,beam
Dresser-Argus, Inc Dba Dresser Argus Inc
6675-01-328-994955-1806 INTERCHANGEABLE
Compass,drafting,beam
Keuffel and Esser Co
Cross-Reference Index
Part NumberManufacturer
551806 PRIMARY Cole Hersee Company (USA)
Related Parts
6675-00-904-1947INTERCHANGEABLE
COMPASS,DRAFTING,BEAM
BC-324
6675-01-328-9949INTERCHANGEABLE
COMPASS,DRAFTING,BEAM
55-1806

Frequently Asked Questions

What is NSN 5930-00-139-2500?

NSN 5930-00-139-2500 is a Switch,toggle, manufactured by Cole Hersee Company, classified under FSC 5930 (No Item Name Available). Status: active.

What are the part numbers for NSN 5930-00-139-2500?

NSN 5930-00-139-2500 has 1 cross-referenced part number: 551806 (Cole Hersee Company).

What NSN replaces 5930-00-139-2500?

There are 2 known substitutes for 5930-00-139-2500: 6675-00-904-1947, 6675-01-328-9949. Verify interchangeability with system specifications before substitution.

What are the specifications of 551806?

Key specifications for 551806: Contact Load Current Rating at Maximum Rated Voltage: 25.000 AMPERES INDUCTIVE DC AND 25.000 AMPERES INDUCTIVE DC AND 20.000 AMPERES LAMP DC20.000 AMPERES LAMP DC; Nonpile-Up Contact Arrangement: 1 POLE, DOUBLE THROW, THREE POSITIONS MAINTAINED SINGLE SWITCH UNIT1 POLE, DOUBLE THROW, THREE POSITIONS MAINTAINED SINGLE SWITCH UNIT; Terminal Type and Quantity: 3 TAB W/SCREW3 TAB W/SCREW; Maximum Voltage Rating in Volts: 12.0 DC12.0 DC. 6 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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