PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

11740Relay,electromagnetic

Thales Usa, Inc. Div Air Mobility Solutions ("ams") · NSN 5945-00-189-4551 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-00-189-4551 — this item is cataloged by the U.S. Government under National Stock Number 5945-00-189-4551. Primary manufacturer part number: 11740.
Features
  • Relay,electromagnetic — FSC 5945
  • Environmental Protection: DUSTPROOF
  • Winding DC Resistance Rating: 30.0 OHMS NOMINAL SINGLE WINDING
  • Duty Type: CONTINUOUS
  • Nominal Operating Current Rating and Type: 270.0 MILLIAMPERES DC SINGLE WINDING
  • Terminal Type and Quantity: 5 PIN ALL FUNCTIONS
  • Operating Voltage Rating and Type at Specified Temp: 8.1 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
  • Mounting Facility Type and Quantity: 1 PLUG-IN TERMINAL(S) SINGLE MOUNTING FACILITY
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Relay,electromagnetic, cataloged under National Stock Number 5945-00-189-4551, is classified within Federal Supply Class 5945 (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 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, 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
NSN5945-00-189-4551
Primary Part Number11740
Item NameRelay,electromagnetic
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerThales Usa, Inc. Div Air Mobility Solutions ("ams")
StatusACTIVE
Environmental ProtectionDUSTPROOF
Winding DC Resistance Rating30.0 OHMS NOMINAL SINGLE WINDING
Duty TypeCONTINUOUS
Nominal Operating Current Rating and Type270.0 MILLIAMPERES DC SINGLE WINDING
Terminal Type and Quantity5 PIN ALL FUNCTIONS
Operating Voltage Rating and Type at Specified Temp8.1 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
Mounting Facility Type and Quantity1 PLUG-IN TERMINAL(S) SINGLE MOUNTING FACILITY
Main Contact Load Current Rating at Maximum Rated Voltage1.5 AMPERES DC RESISTIVE LOAD
Nonpile-Up Main Contact Arrangement1 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
Main Contact Maximum Voltage Rating in Volts5000.0 DC
Coil Quantity1
Winding Quantity1
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5120-00-142-4034 INTERCHANGEABLE
Tool,cam Setting
3455-00-243-217416291 INTERCHANGEABLE
Cutter,milling,woodruff Keyseat
Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa
6680-01-021-219411740 INTERCHANGEABLE
Meter,flow Rate Indicating
Electro Impulse Laboratory Inc Dba Electro Impulse Inc
5310-01-119-3266 INTERCHANGEABLE
Washer,recessed
5130-01-130-719711740 INTERCHANGEABLE
Die,crimping Tool
Abb Installation Products Inc
3010-01-174-9555BF10 3/4-3/4 INTERCHANGEABLE
Coupling,shaft,flexible
Altra Industrial Motion Corp.
5330-01-208-029211740 INTERCHANGEABLE
Seal,plain Encased
Skf Usa Inc. Dba Skf Aerospace Sealing Solutions
6615-01-317-7973 INTERCHANGEABLE
Gyroscope,rate
5130-01-379-8255 INTERCHANGEABLE
Die,crimping Tool
5140-01-415-1112 INTERCHANGEABLE
Pouch,surveyor's Tools
Cross-Reference Index
Part NumberManufacturer
11740 PRIMARY Thales Usa, Inc. Div Air Mobility Solutions ("ams") (USA)
Related Parts
5120-00-142-4034INTERCHANGEABLE
TOOL,CAM SETTING
3455-00-243-2174INTERCHANGEABLE
CUTTER,MILLING,WOODRUFF KEYSEAT
16291
6680-01-021-2194INTERCHANGEABLE
METER,FLOW RATE INDICATING
11740
5310-01-119-3266INTERCHANGEABLE
WASHER,RECESSED
5130-01-130-7197INTERCHANGEABLE
DIE,CRIMPING TOOL
11740
3010-01-174-9555INTERCHANGEABLE
COUPLING,SHAFT,FLEXIBLE
BF10 3/4-3/4
5330-01-208-0292INTERCHANGEABLE
SEAL,PLAIN ENCASED
11740
6615-01-317-7973INTERCHANGEABLE
GYROSCOPE,RATE
5130-01-379-8255INTERCHANGEABLE
DIE,CRIMPING TOOL
5140-01-415-1112INTERCHANGEABLE
POUCH,SURVEYOR'S TOOLS
3950-01-478-4152INTERCHANGEABLE
PARTS KIT,WINCH
11740
5331-01-626-9996INTERCHANGEABLE
O-RING
11740

Frequently Asked Questions

What is NSN 5945-00-189-4551?

NSN 5945-00-189-4551 is a Relay,electromagnetic, manufactured by Thales Usa, Inc. Div Air Mobility Solutions ("ams"), classified under FSC 5945 (No Item Name Available). Status: active.

What are the part numbers for NSN 5945-00-189-4551?

NSN 5945-00-189-4551 has 1 cross-referenced part number: 11740 (Thales Usa, Inc. Div Air Mobility Solutions ("ams")).

What NSN replaces 5945-00-189-4551?

There are 12 known substitutes for 5945-00-189-4551: 5120-00-142-4034, 3455-00-243-2174, 6680-01-021-2194 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 11740?

Key specifications for 11740: Environmental Protection: DUSTPROOF; Winding DC Resistance Rating: 30.0 OHMS NOMINAL SINGLE WINDING; Duty Type: CONTINUOUS; Nominal Operating Current Rating and Type: 270.0 MILLIAMPERES DC SINGLE WINDING. 16 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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