PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

121109LESwitch,rotary

Electro Switch Corp. Dba Electro Switch Corp · NSN 5930-00-681-0528 · FSC 5930 · No Item Name Available
Verified by PartsTable
NSN 5930-00-681-0528 — this item is cataloged by the U.S. Government under National Stock Number 5930-00-681-0528. Primary manufacturer part number: 121109LE.
Features
  • Switch,rotary — FSC 5930
  • Knob Manufacturer Code: 82121
  • Pole Quantity: 1 EACH SECTION FRONT
  • Flat Height: 0.188 INCHES NOMINAL SINGLE ACTUATOR IN
  • Switch Contact Basic Design: NONPILE-UP SYMMETRICAL
  • Thread Quantity Per Inch: 24 SINGLE MOUNTING FACILITY
  • First Flat Length: 0.438 INCHES NOMINAL SINGLE ACTUATOR IN
  • Shaft Length: 0.688 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 5930-00-681-0528, 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 23 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 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
NSN5930-00-681-0528
Primary Part Number121109LE
Item NameSwitch,rotary
FSC / FSG5930 / 59 — No Item Name Available
ManufacturerElectro Switch Corp. Dba Electro Switch Corp
StatusACTIVE
Knob Manufacturer Code82121
Pole Quantity1 EACH SECTION FRONT
Flat Height0.188 INCHES NOMINAL SINGLE ACTUATOR IN
Switch Contact Basic DesignNONPILE-UP SYMMETRICAL
Thread Quantity Per Inch24 SINGLE MOUNTING FACILITY
First Flat Length0.438 INCHES NOMINAL SINGLE ACTUATOR IN
Shaft Length0.688 INCHES NOMINAL SINGLE ACTUATOR IN
Mounting Facility PatternFOUR POSITION CIRCULAR SINGLE MOUNTING FACILITY
Overall Diameter2.500 INCHES NOMINAL IN
Features ProvidedACTUATOR KNOB
Contact Voltage Rating in Volts125.0 AC AT SEA LEVEL
Contact Load Current Rating10.0 AMPERES RESISTIVE LOAD AC AT SEA LEVEL
Terminal TypeTAB W/SCREW
Throw Quantity1 EACH SECTION FRONT
Switch Actuator Indexing Position Quantity2 SINGLE ACTUATOR
Nominal Thread Size0.190 INCHES SINGLE MOUNTING FACILITY IN
Shaft Diameter0.250 INCHES NOMINAL SINGLE ACTUATOR IN
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY
Mounting Facility Circle Radius1.156 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Switch Actuator Stop Device TypeADJUSTABLE STOP SINGLE ACTUATOR
Contact Switching ActionBREAKS BEFORE MAKES EACH SECTION FRONT
Individual Section Quantity9
Switch Actuator Positioning Increment90.0 DEGREES SINGLE ACTUATOR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
1375-00-220-20544-8-7 INTERCHANGEABLE
Fuze,cryptographic Equipment
Edgewood Chemical Biological Center Ecbc
5330-00-285-946128531A INTERCHANGEABLE
Seal,plain Encased
Brinkley Technology Group Llc Dba Hercules Manufacturing
3910-00-298-9630 INTERCHANGEABLE
Conveyor,belt
5342-00-567-31224871 INTERCHANGEABLE
Lock,dead Bolt
Eastern Co Div Eberhard Manufacturing
3120-00-662-54070642135 INTERCHANGEABLE
Bushing,sleeve
Regal Air, Inc.
5340-00-755-0604025-0487-000 INTERCHANGEABLE
Cap,protective,dust and Moisture
Itt Cannon Llc
1660-00-794-0857 INTERCHANGEABLE
Facepiece,mask,oxygen
5915-00-886-9177 INTERCHANGEABLE
Network,summing No
5330-00-901-7237487 INTERCHANGEABLE
Rope,asbestos
Thermal Ceramics Inc Dba Thermal Ceramics Inc
6515-01-006-58014871 INTERCHANGEABLE
Intravenous Injection Set
Abbott Laboratories Inc. Div Hospital Products Division
Cross-Reference Index
Part NumberManufacturer
4-87-1 Radiodetection, Llc (USA)
4-87 Radiodetection, Llc (USA)
C10605C Electro Switch Corp. Dba Electro Switch Corp (USA)
121109LE PRIMARY Electro Switch Corp. Dba Electro Switch Corp (USA)
Related Parts
1375-00-220-2054INTERCHANGEABLE
FUZE,CRYPTOGRAPHIC EQUIPMENT
4-8-7
5330-00-285-9461INTERCHANGEABLE
SEAL,PLAIN ENCASED
28531A
3910-00-298-9630INTERCHANGEABLE
CONVEYOR,BELT
5342-00-567-3122INTERCHANGEABLE
LOCK,DEAD BOLT
4871
3120-00-662-5407INTERCHANGEABLE
BUSHING,SLEEVE
0642135
5340-00-755-0604INTERCHANGEABLE
CAP,PROTECTIVE,DUST AND MOISTURE
025-0487-000
1660-00-794-0857INTERCHANGEABLE
FACEPIECE,MASK,OXYGEN
5915-00-886-9177INTERCHANGEABLE
NETWORK,SUMMING NO
5330-00-901-7237INTERCHANGEABLE
ROPE,ASBESTOS
487
6515-01-006-5801INTERCHANGEABLE
INTRAVENOUS INJECTION SET
4871
5950-01-023-1470INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
828836-1
4940-01-033-6634INTERCHANGEABLE
HOLDER,FLEXIBLE

Frequently Asked Questions

What is NSN 5930-00-681-0528?

NSN 5930-00-681-0528 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 5930-00-681-0528?

NSN 5930-00-681-0528 has 4 cross-referenced part numbers: 4-87-1 (Radiodetection, Llc), 4-87 (Radiodetection, Llc), C10605C (Electro Switch Corp. Dba Electro Switch Corp), 121109LE (Electro Switch Corp. Dba Electro Switch Corp).

What NSN replaces 5930-00-681-0528?

There are 12 known substitutes for 5930-00-681-0528: 1375-00-220-2054, 5330-00-285-9461, 3910-00-298-9630 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 121109LE?

Key specifications for 121109LE: Knob Manufacturer Code: 82121; Pole Quantity: 1 EACH SECTION FRONT; Flat Height: 0.188 INCHES NOMINAL SINGLE ACTUATOR IN; Switch Contact Basic Design: NONPILE-UP SYMMETRICAL. 24 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