PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

421101Switch,toggle

Mason Electric Co. Dba Mason Controls · NSN 5930-00-815-9907 · FSC 5930 · No Item Name Available
Verified by PartsTable
NSN 5930-00-815-9907 — this item is cataloged by the U.S. Government under National Stock Number 5930-00-815-9907. Primary manufacturer part number: 421101.
Features
  • Switch,toggle — FSC 5930
  • Body Width: 0.547 INCHES NOMINAL IN
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
  • Terminal Type and Quantity: 3 TAB, SOLDER LUG
  • Material: PLASTIC CASE
  • Color: BLACK SINGLE ACTUATOR
  • Thread Quantity Per Inch: 40
  • Maximum Voltage Rating in Volts: 27.0 DC
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
  • Applications requiring Plastic Case construction
General Description

The Switch,toggle, cataloged under National Stock Number 5930-00-815-9907, 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 Mason Electric Co. Dba Mason Controls. Government technical data includes 20 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5930-00-815-9907
Primary Part Number421101
Item NameSwitch,toggle
FSC / FSG5930 / 59 — No Item Name Available
ManufacturerMason Electric Co. Dba Mason Controls
StatusACTIVE
Body Width0.547 INCHES NOMINAL IN
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Terminal Type and Quantity3 TAB, SOLDER LUG
MaterialPLASTIC CASE
ColorBLACK SINGLE ACTUATOR
Thread Quantity Per Inch40
Maximum Voltage Rating in Volts27.0 DC
Actuator Width0.700 INCHES NOMINAL IN
Actuator Position-Action RelationshipUP POSITION MOMENTARY AND DOWN POSITION MOMENTARY AND CENTER POSITION MAINTAINED
Actuator StyleRECTANGULAR
Actuator Length0.880 INCHES NOMINAL IN
Nominal Thread Size0.112 INCHES IN
Body StyleHOLE MOUNT
Nonpile-Up Contact Arrangement1 POLE, DOUBLE THROW, TWO POSITIONS MOMENTARY SINGLE SWITCH UNIT
Body Height0.770 INCHES NOMINAL IN
Center to Center Distance Between Mounting Facilities Parallel to Length0.572 INCHES NOMINAL IN
Inclosure TypeUNINCLOSED
Mounting MethodTHREADED HOLE(S)
Contact Load Current Rating at Maximum Rated Voltage25.000 AMPERES RESISTIVE DC AND 15.000 AMPERES INDUCTIVE DC AND 15.000 AMPERES LAMP DC
Body Length0.770 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
2930-00-354-646642-110-1 INTERCHANGEABLE
Fan,engine Cooling
Dresser Industries Inc Leroi Div
5930-00-615-13839172266 INTERCHANGEABLE
Switch,push
Us Army Aviation and Missile Command
4820-01-113-1586 INTERCHANGEABLE
Valve,brush Control
Cross-Reference Index
Part NumberManufacturer
421101 PRIMARY Mason Electric Co. Dba Mason Controls (USA)
421101 Freund Precision Inc (USA)
Related Parts
2930-00-354-6466INTERCHANGEABLE
FAN,ENGINE COOLING
42-110-1
5930-00-615-1383INTERCHANGEABLE
SWITCH,PUSH
9172266
4820-01-113-1586INTERCHANGEABLE
VALVE,BRUSH CONTROL

Frequently Asked Questions

What is NSN 5930-00-815-9907?

NSN 5930-00-815-9907 is a Switch,toggle, manufactured by Mason Electric Co. Dba Mason Controls, classified under FSC 5930 (No Item Name Available). Status: active.

What are the part numbers for NSN 5930-00-815-9907?

NSN 5930-00-815-9907 has 2 cross-referenced part numbers: 421101 (Mason Electric Co. Dba Mason Controls), 421101 (Freund Precision Inc).

What NSN replaces 5930-00-815-9907?

There are 3 known substitutes for 5930-00-815-9907: 2930-00-354-6466, 5930-00-615-1383, 4820-01-113-1586. Verify interchangeability with system specifications before substitution.

What are the specifications of 421101?

Key specifications for 421101: Body Width: 0.547 INCHES NOMINAL IN; Thread Series Designator: UNIFIED NATIONAL COARSE (UNC); Terminal Type and Quantity: 3 TAB, SOLDER LUG; Material: PLASTIC CASE. 20 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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