PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

521035Switch,rotary

Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · NSN 5930-00-557-6187 · FSC 5930 · No Item Name Available
Verified by PartsTable
NSN 5930-00-557-6187 — this item is cataloged by the U.S. Government under National Stock Number 5930-00-557-6187. Primary manufacturer part number: 521035.
Features
  • Switch,rotary — FSC 5930
  • Nonturn Device Type: SLOTTED BUSHING AT 6:00 OCLOCK
  • Switch Actuator Indexing Position Quantity: 8 SINGLE ACTUATOR
  • Nominal Thread Size: 0.469 INCHES SINGLE MOUNTING FACILITY IN
  • Contact Voltage Rating in Volts: 125.0 AC AT SEA LEVEL
  • Contact Voltage Rating in Volts: 24.0 DC AT SEA LEVEL
  • Contact Switching Action: BREAKS BEFORE MAKES EACH SECTION FRONT
  • Thread Quantity Per Inch: 32 SINGLE MOUNTING FACILITY
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Switch,rotary, cataloged under National Stock Number 5930-00-557-6187, 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 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 28 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5930-00-557-6187
Primary Part Number521035
Item NameSwitch,rotary
FSC / FSG5930 / 59 — No Item Name Available
ManufacturerNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
StatusACTIVE
Nonturn Device TypeSLOTTED BUSHING AT 6:00 OCLOCK
Switch Actuator Indexing Position Quantity8 SINGLE ACTUATOR
Nominal Thread Size0.469 INCHES SINGLE MOUNTING FACILITY IN
Contact Voltage Rating in Volts125.0 AC AT SEA LEVEL
Contact Voltage Rating in Volts24.0 DC AT SEA LEVEL
Contact Switching ActionBREAKS BEFORE MAKES EACH SECTION FRONT
Thread Quantity Per Inch32 SINGLE MOUNTING FACILITY
Thread Length0.469 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Throw Quantity3 SINGLE SECTION FRONT
Contact Load Current Rating8.0 AMPERES RESISTIVE LOAD DC AT SEA LEVEL
Overall Diameter2.188 INCHES NOMINAL IN
Shaft Flat/slot Angular Location135.0 DEGREES FROM NONTURN DEVICE SINGLE ACTUATOR
Individual Section Quantity2
Shaft Diameter0.245 INCHES MINIMUM AND 0.249 INCHES MAXIMUM SINGLE ACTUATOR IN
Shaft TypeROUND, FLATTED SINGLE ACTUATOR
Pole Quantity1 SINGLE SECTION FRONT
Contact Load Current Rating8.0 AMPERES RESISTIVE LOAD AC AT SEA LEVEL
Mounting MethodTHREADED BUSHING SINGLE MOUNTING FACILITY
Shaft Length1.000 INCHES NOMINAL SINGLE ACTUATOR IN
Flat Height0.182 INCHES MINIMUM AND 0.192 INCHES MAXIMUM SINGLE ACTUATOR IN
Thread Series DesignatorUNS SINGLE MOUNTING FACILITY
Switch Actuator Positioning Increment45.0 DEGREES SINGLE ACTUATOR
First Flat Length0.500 INCHES NOMINAL SINGLE ACTUATOR IN
Style DesignatorTAP, CIRCULAR, BUSHING MOUNT
Switch Contact Basic DesignNONPILE-UP SYMMETRICAL
Switch Actuator Stop Device TypeFIXED STOP SINGLE ACTUATOR
Terminal TypeTAB, SOLDER LUG
Thread Class2A SINGLE MOUNTING FACILITY A
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
4730-01-418-6489 INTERCHANGEABLE
Restrictor,fluid Flow
6750-01-427-4960 INTERCHANGEABLE
Film,photographic
Cross-Reference Index
Part NumberManufacturer
176B796 General Electric Co Outdoor Breaker Business Section (USA)
521035 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
8918K808 Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc (USA)
Related Parts
4730-01-418-6489INTERCHANGEABLE
RESTRICTOR,FLUID FLOW
6750-01-427-4960INTERCHANGEABLE
FILM,PHOTOGRAPHIC

Frequently Asked Questions

What is NSN 5930-00-557-6187?

NSN 5930-00-557-6187 is a Switch,rotary, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5930 (No Item Name Available). Status: active.

What are the part numbers for NSN 5930-00-557-6187?

NSN 5930-00-557-6187 has 3 cross-referenced part numbers: 176B796 (General Electric Co Outdoor Breaker Business Section), 521035 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 8918K808 (Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc).

What NSN replaces 5930-00-557-6187?

There are 2 known substitutes for 5930-00-557-6187: 4730-01-418-6489, 6750-01-427-4960. Verify interchangeability with system specifications before substitution.

What are the specifications of 521035?

Key specifications for 521035: Nonturn Device Type: SLOTTED BUSHING AT 6:00 OCLOCK; Switch Actuator Indexing Position Quantity: 8 SINGLE ACTUATOR; Nominal Thread Size: 0.469 INCHES SINGLE MOUNTING FACILITY IN; Contact Voltage Rating in Volts: 125.0 AC AT SEA LEVEL. 29 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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