PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

S2JRM3-2Switch,rotary

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 5930-00-259-8882 · FSC 5930 · No Item Name Available
Verified by PartsTable
NSN 5930-00-259-8882 — this item is cataloged by the U.S. Government under National Stock Number 5930-00-259-8882. Primary manufacturer part number: S2JRM3-2.
Features
  • Switch,rotary — FSC 5930
  • Overall Diameter: 6.375 INCHES NOMINAL IN
  • Switch Actuator Positioning Increment: 45.0 DEGREES SINGLE ACTUATOR
  • Square Shaft Size: 0.252 INCHES NOMINAL SINGLE ACTUATOR IN
  • Throw Quantity: 2 EACH SECTION FRONT
  • Switch Contact Basic Design: NONPILE-UP SYMMETRICAL
  • Features Provided: ACTUATOR KNOB AND METALLIC INCLOSURE
  • Terminal Type: TAB W/SCREW
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Switch,rotary, cataloged under National Stock Number 5930-00-259-8882, 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 23 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5930-00-259-8882
Primary Part NumberS2JRM3-2
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
Overall Diameter6.375 INCHES NOMINAL IN
Switch Actuator Positioning Increment45.0 DEGREES SINGLE ACTUATOR
Square Shaft Size0.252 INCHES NOMINAL SINGLE ACTUATOR IN
Throw Quantity2 EACH SECTION FRONT
Switch Contact Basic DesignNONPILE-UP SYMMETRICAL
Features ProvidedACTUATOR KNOB AND METALLIC INCLOSURE
Terminal TypeTAB W/SCREW
Unthreaded Mounting Hole Diameter0.375 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Pole Quantity2 EACH SECTION FRONT
Mounting Facility Circle Radius2.812 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Nondefinitive Spec/std DataS2JR-3-22 TYPE
Individual Section Quantity3
Shaft TypeRECTANGULAR/SQUARE, THREADED HOLE SINGLE ACTUATOR
Hazardous Locations/environmental ProtectionWATERTIGHT
Knob Manufacturer Part Number9000S6504-74055PC2
Contact Voltage Rating in Volts125.0 AC AT SEA LEVEL
Mounting Facility PatternTHREE POSITION CIRCULAR SINGLE MOUNTING FACILITY
Switch Actuator Indexing Position Quantity2 SINGLE ACTUATOR
Mounting MethodBRACKET(S) SINGLE MOUNTING FACILITY
Knob Manufacturer Code80064
Contact Switching ActionBREAKS BEFORE MAKES EACH SECTION FRONT
Contact Load Current Rating10.0 AMPERES RESISTIVE LOAD AC AT SEA LEVEL
Switch Actuator Momentary PositionCLOCKWISE AND COUNTERCLOCKWISE SINGLE ACTUATOR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5930-00-259-8884 INTERCHANGEABLE
Switch,rotary
Cross-Reference Index
Part NumberManufacturer
S2JRM3-2 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
9000S6504-74055REV1 Naval Ship Systems Command (USA)
4300-2521S2637-1H Huntington Ingalls Inc Div Newport News Shipbuilding (USA)
Related Parts
5930-00-259-8884INTERCHANGEABLE
SWITCH,ROTARY

Frequently Asked Questions

What is NSN 5930-00-259-8882?

NSN 5930-00-259-8882 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 5930-00-259-8882?

NSN 5930-00-259-8882 has 3 cross-referenced part numbers: S2JRM3-2 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 9000S6504-74055REV1 (Naval Ship Systems Command), 4300-2521S2637-1H (Huntington Ingalls Inc Div Newport News Shipbuilding).

What NSN replaces 5930-00-259-8882?

There is 1 known substitute for 5930-00-259-8882: 5930-00-259-8884. Verify interchangeability with system specifications before substitution.

What are the specifications of S2JRM3-2?

Key specifications for S2JRM3-2: Overall Diameter: 6.375 INCHES NOMINAL IN; Switch Actuator Positioning Increment: 45.0 DEGREES SINGLE ACTUATOR; Square Shaft Size: 0.252 INCHES NOMINAL SINGLE ACTUATOR IN; Throw Quantity: 2 EACH SECTION FRONT. 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