PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MIL-DTL-21604/2Switch,rotary

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 5930-01-052-3735 · FSC 5930 · No Item Name Available
Verified by PartsTable
NSN 5930-01-052-3735 — this item is cataloged by the U.S. Government under National Stock Number 5930-01-052-3735. Primary manufacturer part number: MIL-DTL-21604/2.
Features
  • Switch,rotary — FSC 5930
  • Nominal Thread Size: 0.190 INCHES SINGLE MOUNTING FACILITY IN
  • Switch Contact Basic Design: NONPILE-UP SYMMETRICAL
  • Switch Actuator Positioning Increment: 22.5 DEGREES SINGLE ACTUATOR
  • Shaft Length: 1.625 INCHES NOMINAL SINGLE ACTUATOR IN
  • Features Provided: ACTUATOR KNOB
  • Throw Quantity: 16 EACH SECTION PERIPHERY
  • Square Shaft Size: 0.250 INCHES NOMINAL SINGLE ACTUATOR IN
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Switch,rotary, cataloged under National Stock Number 5930-01-052-3735, 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 28 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5930-01-052-3735
Primary Part NumberMIL-DTL-21604/2
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
Nominal Thread Size0.190 INCHES SINGLE MOUNTING FACILITY IN
Switch Contact Basic DesignNONPILE-UP SYMMETRICAL
Switch Actuator Positioning Increment22.5 DEGREES SINGLE ACTUATOR
Shaft Length1.625 INCHES NOMINAL SINGLE ACTUATOR IN
Features ProvidedACTUATOR KNOB
Throw Quantity16 EACH SECTION PERIPHERY
Square Shaft Size0.250 INCHES NOMINAL SINGLE ACTUATOR IN
Contact Voltage Rating in Volts125.0 AC AT SEA LEVEL
Shaft TypeRECTANGULAR/SQUARE, THREADED HOLE SINGLE ACTUATOR
Knob Manufacturer Part NumberA
Switch Actuator Indexing Position Quantity16 SINGLE ACTUATOR
Switch Actuator Stop Device TypeADJUSTABLE STOP SINGLE ACTUATOR
Individual Section Quantity9
Knob Special MarkingsWHITE ARROW
Longest Horizontal Distance Between Mounting Centers2.300 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Longest Vertical Distance Between Mounting Centers2.300 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Hazardous Locations/environmental ProtectionEXPLOSION PROOF
Knob Manufacturer Code82121
Terminal TypeSCREW
Contact Switching ActionBREAKS BEFORE MAKES EACH SECTION PERIPHERY
Thread Class2B SINGLE MOUNTING FACILITY
Precious Material and LocationTERMINALS SILVER
Contact Load Current Rating5.0 AMPERES RESISTIVE LOAD DC AT SEA LEVEL
Specification/standard Data81349-MIL-S-21604/2 GOVERNMENT SPECIFICATION
Style DesignatorTAP, CIRCUIT SELECTOR
Precious MaterialSILVER
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY
Contact Load Current Rating5.0 AMPERES RESISTIVE LOAD AC AT SEA LEVEL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5930-00-476-2974 INTERCHANGEABLE
Switch,rotary
5930-01-225-1995 INTERCHANGEABLE
Switch,rotary
5930-01-225-8292 INTERCHANGEABLE
Switch,rotary
5930-01-263-5027 INTERCHANGEABLE
Switch,rotary
Cross-Reference Index
Part NumberManufacturer
MIL-DTL-21604/2 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
S1JK9 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-S-21604/2 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
5930-00-476-2974INTERCHANGEABLE
SWITCH,ROTARY
5930-01-225-1995INTERCHANGEABLE
SWITCH,ROTARY
5930-01-225-8292INTERCHANGEABLE
SWITCH,ROTARY
5930-01-263-5027INTERCHANGEABLE
SWITCH,ROTARY

Frequently Asked Questions

What is NSN 5930-01-052-3735?

NSN 5930-01-052-3735 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 5930-01-052-3735?

NSN 5930-01-052-3735 has 3 cross-referenced part numbers: MIL-DTL-21604/2 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), S1JK9 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-S-21604/2 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 5930-01-052-3735?

There are 4 known substitutes for 5930-01-052-3735: 5930-00-476-2974, 5930-01-225-1995, 5930-01-225-8292 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MIL-DTL-21604/2?

Key specifications for MIL-DTL-21604/2: Nominal Thread Size: 0.190 INCHES SINGLE MOUNTING FACILITY IN; Switch Contact Basic Design: NONPILE-UP SYMMETRICAL; Switch Actuator Positioning Increment: 22.5 DEGREES SINGLE ACTUATOR; Shaft Length: 1.625 INCHES NOMINAL SINGLE ACTUATOR IN. 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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