PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

S1JR7Switch,rotary

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 5930-01-072-3943 · FSC 5930 · No Item Name Available
Verified by PartsTable
NSN 5930-01-072-3943 — this item is cataloged by the U.S. Government under National Stock Number 5930-01-072-3943. Primary manufacturer part number: S1JR7.
Features
  • Switch,rotary — FSC 5930
  • Mounting Facility Pattern: FOUR POSITION RECTANGULAR SINGLE MOUNTING FACILITY
  • Switch Actuator Indexing Position Quantity: 4 SINGLE ACTUATOR
  • Mounting Method: THREADED HOLE(S) SINGLE MOUNTING FACILITY
  • Square Shaft Size: 0.250 INCHES NOMINAL SINGLE ACTUATOR IN
  • Longest Vertical Distance Between Mounting Centers: 2.297 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
  • Thread Quantity Per Inch: 24 SINGLE MOUNTING FACILITY
  • Contact Switching Action: BREAKS BEFORE MAKES EACH SECTION REAR
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Switch,rotary, cataloged under National Stock Number 5930-01-072-3943, 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 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 27 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5930-01-072-3943
Primary Part NumberS1JR7
Item NameSwitch,rotary
FSC / FSG5930 / 59 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusACTIVE
Mounting Facility PatternFOUR POSITION RECTANGULAR SINGLE MOUNTING FACILITY
Switch Actuator Indexing Position Quantity4 SINGLE ACTUATOR
Mounting MethodTHREADED HOLE(S) SINGLE MOUNTING FACILITY
Square Shaft Size0.250 INCHES NOMINAL SINGLE ACTUATOR IN
Longest Vertical Distance Between Mounting Centers2.297 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Thread Quantity Per Inch24 SINGLE MOUNTING FACILITY
Contact Switching ActionBREAKS BEFORE MAKES EACH SECTION REAR
Contact Load Current Rating10.0 AMPERES RESISTIVE LOAD DC AT SEA LEVEL
Nominal Thread Size0.190 INCHES SINGLE MOUNTING FACILITY IN
Shaft Length2.532 INCHES NOMINAL SINGLE ACTUATOR IN
Switch Actuator Positioning Increment45.0 DEGREES SINGLE ACTUATOR
Contact Voltage Rating in Volts125.0 AC AT SEA LEVEL
Switch Contact Basic DesignNONPILE-UP SYMMETRICAL
Throw Quantity4 EACH SECTION REAR
Individual Section Quantity7
Terminal TypeTAB W/SCREW
Style DesignatorTAP, CIRCUIT SELECTOR
Thread Class2B SINGLE MOUNTING FACILITY
Pole Quantity1 EACH SECTION REAR
Contact Load Current Rating10.0 AMPERES RESISTIVE LOAD AC AT SEA LEVEL
Precious Material and LocationCONTACT SURFACES SILVER
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY
Contact Voltage Rating in Volts30.0 DC AT SEA LEVEL
Features ProvidedACTUATOR KNOB
Specification/standard Data81349-MIL-S-21604/5 GOVERNMENT SPECIFICATION
Precious MaterialSILVER
Test Data Document81349-MIL-S-21604 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5930-00-259-8845 INTERCHANGEABLE
Switch,rotary
5930-00-259-8894 INTERCHANGEABLE
Switch,rotary
5930-00-831-2787 INTERCHANGEABLE
Switch,rotary
5930-00-892-8981 INTERCHANGEABLE
Switch,rotary
5930-01-085-6533 INTERCHANGEABLE
Switch,rotary
5930-01-156-5707 INTERCHANGEABLE
Switch,rotary
Cross-Reference Index
Part NumberManufacturer
S1JR7 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-DTL-21604/5 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-S-21604/5 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
5930-00-259-8845INTERCHANGEABLE
SWITCH,ROTARY
5930-00-259-8894INTERCHANGEABLE
SWITCH,ROTARY
5930-00-831-2787INTERCHANGEABLE
SWITCH,ROTARY
5930-00-892-8981INTERCHANGEABLE
SWITCH,ROTARY
5930-01-085-6533INTERCHANGEABLE
SWITCH,ROTARY
5930-01-156-5707INTERCHANGEABLE
SWITCH,ROTARY

Frequently Asked Questions

What is NSN 5930-01-072-3943?

NSN 5930-01-072-3943 is a Switch,rotary, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 5930 (No Item Name Available). Status: active.

What are the part numbers for NSN 5930-01-072-3943?

NSN 5930-01-072-3943 has 3 cross-referenced part numbers: S1JR7 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-DTL-21604/5 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-S-21604/5 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 5930-01-072-3943?

There are 6 known substitutes for 5930-01-072-3943: 5930-00-259-8845, 5930-00-259-8894, 5930-00-831-2787 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of S1JR7?

Key specifications for S1JR7: Mounting Facility Pattern: FOUR POSITION RECTANGULAR SINGLE MOUNTING FACILITY; Switch Actuator Indexing Position Quantity: 4 SINGLE ACTUATOR; Overall Height: 2.813 INCHES NOMINAL IN; Mounting Method: THREADED HOLE(S) SINGLE MOUNTING FACILITY. 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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