PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7302-4Switch,rotary

Mason Electric Co. Dba Mason Controls · NSN 5930-01-123-9390 · FSC 5930 · No Item Name Available
Verified by PartsTable
NSN 5930-01-123-9390 — this item is cataloged by the U.S. Government under National Stock Number 5930-01-123-9390. Primary manufacturer part number: 7302-4.
Features
  • Switch,rotary — FSC 5930
  • Flat Height: 0.216 INCHES NOMINAL SINGLE ACTUATOR IN
  • Terminal Type: TAB, SOLDER LUG
  • Rotor Through Connection Quantity: 1 EACH SECTION
  • Contact Switching Action: BREAKS BEFORE MAKES EACH SECTION REAR
  • Hazardous Locations/environmental Protection: DUSTPROOF
  • Shaft Type: ROUND, FLATTED SINGLE ACTUATOR
  • Thread Class: 2A SINGLE MOUNTING FACILITY A
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Switch,rotary, cataloged under National Stock Number 5930-01-123-9390, 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 28 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5930-01-123-9390
Primary Part Number7302-4
Item NameSwitch,rotary
FSC / FSG5930 / 59 — No Item Name Available
ManufacturerMason Electric Co. Dba Mason Controls
StatusACTIVE
Flat Height0.216 INCHES NOMINAL SINGLE ACTUATOR IN
Terminal TypeTAB, SOLDER LUG
Rotor Through Connection Quantity1 EACH SECTION
Contact Switching ActionBREAKS BEFORE MAKES EACH SECTION REAR
Hazardous Locations/environmental ProtectionDUSTPROOF
Shaft TypeROUND, FLATTED SINGLE ACTUATOR
Thread Class2A SINGLE MOUNTING FACILITY A
Mounting MethodTHREADED BUSHING SINGLE MOUNTING FACILITY
First Flat Length0.250 INCHES NOMINAL SINGLE ACTUATOR IN
Overall Diameter1.470 INCHES NOMINAL IN
Contact Voltage Rating in Volts28.0 DC AT SEA LEVEL
Switch Actuator Indexing Position Quantity12 SINGLE ACTUATOR
Pole Quantity1 EACH SECTION FRONT
Switch Actuator Stop Device TypeFIXED STOP SINGLE ACTUATOR
Shaft Flat/slot Angular Location180.0 DEGREES FROM NONTURN DEVICE SINGLE ACTUATOR
Switch Actuator Positioning Increment30.0 DEGREES SINGLE ACTUATOR
Switch Contact Basic DesignNONPILE-UP SYMMETRICAL
Thread Length0.500 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Nonturn Device Radius0.531 INCHES NOMINAL AT 12:00 OCLOCK IN
Nominal Thread Size0.375 INCHES SINGLE MOUNTING FACILITY IN
Style DesignatorTAP, CIRCULAR, BUSHING MOUNT
Individual Section Quantity4
Contact Load Current Rating5.0 AMPERES RESISTIVE LOAD DC AT SEA LEVEL
Switch Actuator Momentary PositionCOUNTERCLOCKWISE SINGLE ACTUATOR
Detent Rotational Torque Range+5.000 TO 7.200 INCH-POUNDS SINGLE ACTUATOR IN
Nonturn Device TypeTAB AT 12:00 OCLOCK
Shaft Length0.500 INCHES NOMINAL SINGLE ACTUATOR IN
Throw Quantity12 EACH SECTION REAR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5999-00-109-059907-0501-0024 INTERCHANGEABLE
Shielding Gasket,electronic
Parker-Hannifin Corporation Dba Pneutronics Div Chomerics Division
4240-01-250-827573024 INTERCHANGEABLE
Gasket,blower,respirator
Mine Safety Appliances Company
Cross-Reference Index
Part NumberManufacturer
65912-01035-101 Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA)
7302-4 PRIMARY Mason Electric Co. Dba Mason Controls (USA)
Related Parts
5999-00-109-0599INTERCHANGEABLE
SHIELDING GASKET,ELECTRONIC
07-0501-0024
4240-01-250-8275INTERCHANGEABLE
GASKET,BLOWER,RESPIRATOR
73024

Frequently Asked Questions

What is NSN 5930-01-123-9390?

NSN 5930-01-123-9390 is a Switch,rotary, 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 5930-01-123-9390?

NSN 5930-01-123-9390 has 2 cross-referenced part numbers: 65912-01035-101 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp), 7302-4 (Mason Electric Co. Dba Mason Controls).

What NSN replaces 5930-01-123-9390?

There are 2 known substitutes for 5930-01-123-9390: 5999-00-109-0599, 4240-01-250-8275. Verify interchangeability with system specifications before substitution.

What are the specifications of 7302-4?

Key specifications for 7302-4: Flat Height: 0.216 INCHES NOMINAL SINGLE ACTUATOR IN; Terminal Type: TAB, SOLDER LUG; Rotor Through Connection Quantity: 1 EACH SECTION; Contact Switching Action: BREAKS BEFORE MAKES EACH SECTION REAR. 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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