PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MIL-DTL-15291/3Switch,rotary

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 5930-00-259-7166 · FSC 5930 · No Item Name Available
Verified by PartsTable
NSN 5930-00-259-7166 — this item is cataloged by the U.S. Government under National Stock Number 5930-00-259-7166. Primary manufacturer part number: MIL-DTL-15291/3.
Features
  • Switch,rotary — FSC 5930
  • Contact Voltage Rating in Volts: 120.0 DC AT SEA LEVEL
  • Test Data Document: 81349-MIL-S-15291 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.).
  • Shaft Type: ROUND SINGLE ACTUATOR
  • Switch Contact Basic Design: NONPILE-UP SYMMETRICAL
  • Throw Quantity: 2 EACH SECTION FRONT
  • Shaft Diameter: 0.218 INCHES NOMINAL SINGLE ACTUATOR IN
  • Contact Voltage Rating in Volts: 125.0 AC AT SEA LEVEL
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Switch,rotary, cataloged under National Stock Number 5930-00-259-7166, 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 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5930-00-259-7166
Primary Part NumberMIL-DTL-15291/3
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
Contact Voltage Rating in Volts120.0 DC AT SEA LEVEL
Test Data Document81349-MIL-S-15291 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.).
Shaft TypeROUND SINGLE ACTUATOR
Switch Contact Basic DesignNONPILE-UP SYMMETRICAL
Throw Quantity2 EACH SECTION FRONT
Shaft Diameter0.218 INCHES NOMINAL SINGLE ACTUATOR IN
Contact Voltage Rating in Volts125.0 AC AT SEA LEVEL
Contact Load Current Rating10.0 AMPERES RESISTIVE LOAD DC AT SEA LEVEL
Shaft Length0.234 INCHES NOMINAL SINGLE ACTUATOR IN
Terminal TypeTAB W/SCREW
Unthreaded Mounting Hole Diameter0.203 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Mounting MethodBASE SINGLE MOUNTING FACILITY
Nondefinitive Spec/std Data1SR3A4 TYPE
Contact Load Current Rating10.0 AMPERES RESISTIVE LOAD AC AT SEA LEVEL
Switch Actuator Indexing Position Quantity4 SINGLE ACTUATOR
Individual Section Quantity3
Contact Switching ActionBREAKS BEFORE MAKES EACH SECTION FRONT
Switch Actuator Positioning Increment90.0 DEGREES SINGLE ACTUATOR
Pole Quantity1 EACH SECTION FRONT
Mounting Facility PatternTWO POSITION IN-LINE SINGLE MOUNTING FACILITY
Longest Horizontal Distance Between Mounting Centers2.094 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5930-00-090-0872 INTERCHANGEABLE
Switch,rotary
5930-00-090-0873 INTERCHANGEABLE
Switch,rotary
5930-00-259-7146 INTERCHANGEABLE
Switch,rotary
5930-00-259-7147 INTERCHANGEABLE
Switch,rotary
5930-00-259-7148 INTERCHANGEABLE
Switch,rotary
5930-00-259-7150 INTERCHANGEABLE
Switch,rotary
5930-00-259-7151 INTERCHANGEABLE
Switch,rotary
5930-00-259-7152 INTERCHANGEABLE
Switch,rotary
5930-00-259-7153 INTERCHANGEABLE
Switch,rotary
5930-00-259-7164 INTERCHANGEABLE
Switch,rotary
Cross-Reference Index
Part NumberManufacturer
MIL-DTL-15291/3 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
3536B03G01 Rosemount Analytical, Inc. Div Process Analytical Division (USA)
1SR3A4 Electro Switch Corp. Dba Electro Switch Corp (USA)
1SR3A4 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-S-15291 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
9000S6202-74085TY1SR3A4 Naval Ship Systems Command (USA)
1SR3A4-2 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
M15291/3-004 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
C10308 Electro Switch Corp. Dba Electro Switch Corp (USA)
Related Parts
5930-00-090-0872INTERCHANGEABLE
SWITCH,ROTARY
5930-00-090-0873INTERCHANGEABLE
SWITCH,ROTARY
5930-00-259-7146INTERCHANGEABLE
SWITCH,ROTARY
5930-00-259-7147INTERCHANGEABLE
SWITCH,ROTARY
5930-00-259-7148INTERCHANGEABLE
SWITCH,ROTARY
5930-00-259-7150INTERCHANGEABLE
SWITCH,ROTARY
5930-00-259-7151INTERCHANGEABLE
SWITCH,ROTARY
5930-00-259-7152INTERCHANGEABLE
SWITCH,ROTARY
5930-00-259-7153INTERCHANGEABLE
SWITCH,ROTARY
5930-00-259-7164INTERCHANGEABLE
SWITCH,ROTARY
5930-00-259-7165INTERCHANGEABLE
SWITCH,ROTARY
5930-00-259-8953INTERCHANGEABLE
SWITCH,ROTARY

Frequently Asked Questions

What is NSN 5930-00-259-7166?

NSN 5930-00-259-7166 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 5930-00-259-7166?

NSN 5930-00-259-7166 has 9 cross-referenced part numbers: MIL-DTL-15291/3 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 3536B03G01 (Rosemount Analytical, Inc. Div Process Analytical Division), 1SR3A4 (Electro Switch Corp. Dba Electro Switch Corp), 1SR3A4 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-S-15291 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 4 more.

What NSN replaces 5930-00-259-7166?

There are 12 known substitutes for 5930-00-259-7166: 5930-00-090-0872, 5930-00-090-0873, 5930-00-259-7146 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MIL-DTL-15291/3?

Key specifications for MIL-DTL-15291/3: Contact Voltage Rating in Volts: 120.0 DC AT SEA LEVEL; Test Data Document: 81349-MIL-S-15291 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.).; Shaft Type: ROUND SINGLE ACTUATOR; Overall Height: 2.406 INCHES NOMINAL IN. 23 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com