PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

10857-1Switch Section,rotary

Thales Usa, Inc. Div Air Mobility Solutions ("ams") · NSN 5930-01-039-4570 · FSC 5930 · No Item Name Available
Verified by PartsTable
NSN 5930-01-039-4570 — this item is cataloged by the U.S. Government under National Stock Number 5930-01-039-4570. Primary manufacturer part number: 10857-1.
Features
  • Switch Section,rotary — FSC 5930
  • Contact Switching Action: MAKES BEFORE BREAKS SINGLE SECTION FRONT
  • Precious Material: SILVER
  • Rotor Through Connection Quantity: 6 SINGLE SECTION
  • Contact Voltage Rating in Volts: 28.0 DC AT SEA LEVEL
  • Style Designator: SWITCH SECTION, ROTARY
  • Longest Horizontal Distance Between Mounting Centers: 1.250 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
  • Mounting Method: STRUT SINGLE MOUNTING FACILITY
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Switch Section,rotary, cataloged under National Stock Number 5930-01-039-4570, 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 Thales Usa, Inc. Div Air Mobility Solutions ("ams"). Government technical data includes 20 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5930-01-039-4570
Primary Part Number10857-1
Item NameSwitch Section,rotary
FSC / FSG5930 / 59 — No Item Name Available
ManufacturerThales Usa, Inc. Div Air Mobility Solutions ("ams")
StatusACTIVE
Contact Switching ActionMAKES BEFORE BREAKS SINGLE SECTION FRONT
Precious MaterialSILVER
Rotor Through Connection Quantity6 SINGLE SECTION
Contact Voltage Rating in Volts28.0 DC AT SEA LEVEL
Style DesignatorSWITCH SECTION, ROTARY
Longest Horizontal Distance Between Mounting Centers1.250 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Mounting MethodSTRUT SINGLE MOUNTING FACILITY
Switch Contact Basic DesignNONPILE-UP SYMMETRICAL
Terminal TypeTAB, SOLDER LUG
Throw Quantity7 SINGLE SECTION REAR
Operating Temp Range-55.0 TO 85.0 CELSIUS DEGC
Throw Quantity7 SINGLE SECTION FRONT
Contact Switching ActionMAKES BEFORE BREAKS SINGLE SECTION REAR
Unthreaded Mounting Hole Diameter0.126 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Precious Material and LocationCONTACTS SILVER AND ROTOR SILVER
Pole Quantity1 SINGLE SECTION FRONT
Mounting Facility PatternTWO POSITION IN-LINE SINGLE MOUNTING FACILITY
Body Thickness0.062 INCHES NOMINAL IN
Pole Quantity1 SINGLE SECTION REAR
Contact Load Current Rating2.0 AMPERES RESISTIVE LOAD DC AT SEA LEVEL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
3020-00-055-6420108571 INTERCHANGEABLE
Gear,spur
General Dynamics Land Systems - Canadacorporation Div General Dynamics Mission Systems
5365-00-151-48199222A140-16 INTERCHANGEABLE
Spacer,sleeve
Carey Manufacturing Co, Inc Dba Amatom Electronic Hardware Div Amatom Electronic Hardware
5905-00-935-8544 INTERCHANGEABLE
Resistor,fixed,composition
Cross-Reference Index
Part NumberManufacturer
10857-1 PRIMARY Thales Usa, Inc. Div Air Mobility Solutions ("ams") (USA)
010857-0001 Thales Usa, Inc. Div Air Mobility Solutions ("ams") (USA)
4-1526-566 Electro Switch Corp. Dba Oak Grisgsby Div Electroswitch (USA)
240819-NC Electro Switch Corp. Dba Oak Grisgsby Div Electroswitch (USA)
Related Parts
3020-00-055-6420INTERCHANGEABLE
GEAR,SPUR
108571
5365-00-151-4819INTERCHANGEABLE
SPACER,SLEEVE
9222A140-16
5905-00-935-8544INTERCHANGEABLE
RESISTOR,FIXED,COMPOSITION

Frequently Asked Questions

What is NSN 5930-01-039-4570?

NSN 5930-01-039-4570 is a Switch Section,rotary, manufactured by Thales Usa, Inc. Div Air Mobility Solutions ("ams"), classified under FSC 5930 (No Item Name Available). Status: active.

What are the part numbers for NSN 5930-01-039-4570?

NSN 5930-01-039-4570 has 4 cross-referenced part numbers: 10857-1 (Thales Usa, Inc. Div Air Mobility Solutions ("ams")), 010857-0001 (Thales Usa, Inc. Div Air Mobility Solutions ("ams")), 4-1526-566 (Electro Switch Corp. Dba Oak Grisgsby Div Electroswitch), 240819-NC (Electro Switch Corp. Dba Oak Grisgsby Div Electroswitch).

What NSN replaces 5930-01-039-4570?

There are 3 known substitutes for 5930-01-039-4570: 3020-00-055-6420, 5365-00-151-4819, 5905-00-935-8544. Verify interchangeability with system specifications before substitution.

What are the specifications of 10857-1?

Key specifications for 10857-1: Contact Switching Action: MAKES BEFORE BREAKS SINGLE SECTION FRONT; Precious Material: SILVER; Rotor Through Connection Quantity: 6 SINGLE SECTION; Contact Voltage Rating in Volts: 28.0 DC AT SEA LEVEL. 22 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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