PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

32303LBSwitch,rotary

Electro Switch Corp. Dba Electro Switch Corp · NSN 5930-01-121-1165 · FSC 5930 · No Item Name Available
Verified by PartsTable
NSN 5930-01-121-1165 — this item is cataloged by the U.S. Government under National Stock Number 5930-01-121-1165. Primary manufacturer part number: 32303LB.
Features
  • Switch,rotary — FSC 5930
  • Contact Switching Action: MAKES BEFORE BREAKS THIRD SECTION REAR
  • Features Provided: ACTUATOR KNOB
  • Thread Series Designator: UNS SINGLE MOUNTING FACILITY
  • Throw Quantity: 7 EACH SECTION REAR
  • Switch Actuator Positioning Increment: 45.0 DEGREES SINGLE ACTUATOR
  • Thread Class: 2A SINGLE MOUNTING FACILITY A
  • Contact Switching Action: MAKES BEFORE BREAKS SECOND SECTION REAR
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Switch,rotary, cataloged under National Stock Number 5930-01-121-1165, 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 Electro Switch Corp. Dba Electro Switch Corp. Government technical data includes 29 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 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
NSN5930-01-121-1165
Primary Part Number32303LB
Item NameSwitch,rotary
FSC / FSG5930 / 59 — No Item Name Available
ManufacturerElectro Switch Corp. Dba Electro Switch Corp
StatusACTIVE
Contact Switching ActionMAKES BEFORE BREAKS THIRD SECTION REAR
Features ProvidedACTUATOR KNOB
Thread Series DesignatorUNS SINGLE MOUNTING FACILITY
Throw Quantity7 EACH SECTION REAR
Switch Actuator Positioning Increment45.0 DEGREES SINGLE ACTUATOR
Thread Class2A SINGLE MOUNTING FACILITY A
Contact Switching ActionMAKES BEFORE BREAKS SECOND SECTION REAR
Shaft Diameter0.250 INCHES NOMINAL SINGLE ACTUATOR IN
Thread Quantity Per Inch32 SINGLE MOUNTING FACILITY
Shaft TypeROUND, FLATTED SINGLE ACTUATOR
Flat Height0.219 INCHES NOMINAL SINGLE ACTUATOR IN
Shaft Flat/slot Angular Location0.0 DEGREES FROM NONTURN DEVICE SINGLE ACTUATOR
Precious MaterialSILVER
Switch Actuator Indexing Position Quantity8 SINGLE ACTUATOR
Shaft Length0.531 INCHES NOMINAL SINGLE ACTUATOR IN
Style DesignatorTAP, CIRCULAR, BUSHING MOUNT
Hazardous Locations/environmental ProtectionDUSTPROOF
Thread Length0.469 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Switch Contact Basic DesignNONPILE-UP SYMMETRICAL
Terminal TypeTAB W/SCREW
Switch Actuator Stop Device TypeFIXED STOP SINGLE ACTUATOR
Contact Load Current Rating5.0 AMPERES RESISTIVE LOAD AND 2.0 AMPERES INDUCTIVE LOAD AC AT SEA LEVEL
Pole Quantity1 EACH SECTION REAR
Mounting MethodTHREADED BUSHING SINGLE MOUNTING FACILITY
Contact Load Current Rating5.0 AMPERES RESISTIVE LOAD AND 2.5 AMPERES INDUCTIVE LOAD AND 2.0 AMPERES LAMP LOAD DC AT SEA LEVEL
Precious Material and LocationCONTACT SURFACES SILVER
Knob Manufacturer Part Number01500-2
Individual Section Quantity3
First Flat Length0.438 INCHES NOMINAL SINGLE ACTUATOR IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3110-00-198-2169 INTERCHANGEABLE
Cone and Rollers,tapered Roller
5940-00-204-825556107 INTERCHANGEABLE
Terminal Board
L3 Aviation Products, Inc. Dba L3 Technologies
5935-00-223-0574 INTERCHANGEABLE
Backshell,electrical Connector
5340-00-382-87681098B INTERCHANGEABLE
Bail,retaining
Cummins Power Generation Inc.
1005-00-442-2277 INTERCHANGEABLE
Strut,hammer
5365-00-542-1242SMB187380 INTERCHANGEABLE
Spacer,sleeve
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5930-00-674-796856107 INTERCHANGEABLE
Adapter,switch Actuator
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple
2530-00-912-1582 INTERCHANGEABLE
Disc,brake
2530-01-111-5369 INTERCHANGEABLE
Cylinder,hydraulic Brake,master
5130-01-115-9189 INTERCHANGEABLE
Buffing and Sanding Attachment,p
Cross-Reference Index
Part NumberManufacturer
32303-006SPECIAL Electro Switch Corp. Dba Electro Switch Corp (USA)
56107 Electro Switch Corp. Dba Electro Switch Corp (USA)
13391 Shallco, Inc (USA)
32303LB PRIMARY Electro Switch Corp. Dba Electro Switch Corp (USA)
56107 Keco Industries, Inc. (USA)
Related Parts
3110-00-198-2169INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
5940-00-204-8255INTERCHANGEABLE
TERMINAL BOARD
56107
5935-00-223-0574INTERCHANGEABLE
BACKSHELL,ELECTRICAL CONNECTOR
5340-00-382-8768INTERCHANGEABLE
BAIL,RETAINING
1098B
1005-00-442-2277INTERCHANGEABLE
STRUT,HAMMER
5365-00-542-1242INTERCHANGEABLE
SPACER,SLEEVE
SMB187380
5930-00-674-7968INTERCHANGEABLE
ADAPTER,SWITCH ACTUATOR
56107
2530-00-912-1582INTERCHANGEABLE
DISC,BRAKE
2530-01-111-5369INTERCHANGEABLE
CYLINDER,HYDRAULIC BRAKE,MASTER
5130-01-115-9189INTERCHANGEABLE
BUFFING AND SANDING ATTACHMENT,P
5950-01-179-0394INTERCHANGEABLE
TRANSFORMER,POWER
13391
3030-01-336-0740INTERCHANGEABLE
BELT,V
7390

Frequently Asked Questions

What is NSN 5930-01-121-1165?

NSN 5930-01-121-1165 is a Switch,rotary, manufactured by Electro Switch Corp. Dba Electro Switch Corp, classified under FSC 5930 (No Item Name Available). Status: active.

What are the part numbers for NSN 5930-01-121-1165?

NSN 5930-01-121-1165 has 5 cross-referenced part numbers: 32303-006SPECIAL (Electro Switch Corp. Dba Electro Switch Corp), 56107 (Electro Switch Corp. Dba Electro Switch Corp), 13391 (Shallco, Inc), 32303LB (Electro Switch Corp. Dba Electro Switch Corp), 56107 (Keco Industries, Inc.).

What NSN replaces 5930-01-121-1165?

There are 12 known substitutes for 5930-01-121-1165: 3110-00-198-2169, 5940-00-204-8255, 5935-00-223-0574 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 32303LB?

Key specifications for 32303LB: Contact Switching Action: MAKES BEFORE BREAKS THIRD SECTION REAR; Features Provided: ACTUATOR KNOB; Thread Series Designator: UNS SINGLE MOUNTING FACILITY; Throw Quantity: 7 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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