PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

11871Relay,electromagnetic

Thales Usa, Inc. Div Air Mobility Solutions ("ams") · NSN 5945-00-284-3135 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-00-284-3135 — this item is cataloged by the U.S. Government under National Stock Number 5945-00-284-3135. Primary manufacturer part number: 11871.
Features
  • Relay,electromagnetic — FSC 5945
  • Winding DC Resistance Rating: 400.0 OHMS NOMINAL SINGLE WINDING
  • Nonpile-Up Main Contact Arrangement: 1 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
  • Unthreaded Mounting Hole Diameter: 0.152 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
  • Environmental Protection: DUSTPROOF
  • Operating Voltage Rating and Type at Specified Temp: 5.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
  • Center to Center Distance Between Mounting Facilities Parallel to Length: 2.062 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
  • Main Contact Load Current Rating at Maximum Rated Voltage: 5.0 AMPERES AC RESISTIVE LOAD
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Relay,electromagnetic, cataloged under National Stock Number 5945-00-284-3135, 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 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5945-00-284-3135
Primary Part Number11871
Item NameRelay,electromagnetic
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerThales Usa, Inc. Div Air Mobility Solutions ("ams")
StatusACTIVE
Winding DC Resistance Rating400.0 OHMS NOMINAL SINGLE WINDING
Nonpile-Up Main Contact Arrangement1 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
Unthreaded Mounting Hole Diameter0.152 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Environmental ProtectionDUSTPROOF
Operating Voltage Rating and Type at Specified Temp5.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
Center to Center Distance Between Mounting Facilities Parallel to Length2.062 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Main Contact Load Current Rating at Maximum Rated Voltage5.0 AMPERES AC RESISTIVE LOAD
Duty TypeCONTINUOUS
Main Contact Maximum Voltage Rating in Volts115.0 AC
Terminal Type and Quantity5 PIN ALL FUNCTIONS
Winding Quantity1
Coil Quantity1
Mounting Facility PatternDIAGONAL SINGLE MOUNTING FACILITY
Center to Center Distance Between Mounting Facilities Parallel to Width0.750 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Mounting Facility Type and Quantity2 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
Nominal Operating Current Rating and Type21.0 MILLIAMPERES DC SINGLE WINDING
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5120-00-293-2384 INTERCHANGEABLE
Bar,wrecking
1660-00-397-537511871 INTERCHANGEABLE
Valve Assembly,flow
Triumph Thermal Systems - Maryland, Inc.
4820-00-676-165011871 INTERCHANGEABLE
Plug,rotary,valve
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
5950-00-706-9426 INTERCHANGEABLE
Coil,radio Frequency
4935-00-980-2864 INTERCHANGEABLE
Converter Unit
1377-01-085-1852779V010D004-7 INTERCHANGEABLE
Initiator,pressure,actuated
Universal Propulsion Company Inc Dba Goodrich Div Universal Propulsion Co., Inc.
5305-01-421-946611871 INTERCHANGEABLE
Screw,machine
Spx Fluid Power
Cross-Reference Index
Part NumberManufacturer
11871 PRIMARY Thales Usa, Inc. Div Air Mobility Solutions ("ams") (USA)
1200 Advance Electric Co (USA)
Related Parts
5120-00-293-2384INTERCHANGEABLE
BAR,WRECKING
1660-00-397-5375INTERCHANGEABLE
VALVE ASSEMBLY,FLOW
11871
4820-00-676-1650INTERCHANGEABLE
PLUG,ROTARY,VALVE
11871
5950-00-706-9426INTERCHANGEABLE
COIL,RADIO FREQUENCY
4935-00-980-2864INTERCHANGEABLE
CONVERTER UNIT
1377-01-085-1852INTERCHANGEABLE
INITIATOR,PRESSURE,ACTUATED
779V010D004-7
5305-01-421-9466INTERCHANGEABLE
SCREW,MACHINE
11871

Frequently Asked Questions

What is NSN 5945-00-284-3135?

NSN 5945-00-284-3135 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 5945-00-284-3135?

NSN 5945-00-284-3135 has 2 cross-referenced part numbers: 11871 (Thales Usa, Inc. Div Air Mobility Solutions ("ams")), 1200 (Advance Electric Co).

What NSN replaces 5945-00-284-3135?

There are 7 known substitutes for 5945-00-284-3135: 5120-00-293-2384, 1660-00-397-5375, 4820-00-676-1650 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 11871?

Key specifications for 11871: Winding DC Resistance Rating: 400.0 OHMS NOMINAL SINGLE WINDING; Nonpile-Up Main Contact Arrangement: 1 POLE, DOUBLE THROW, ONE POSITION MOMENTARY; Unthreaded Mounting Hole Diameter: 0.152 INCHES NOMINAL SINGLE MOUNTING FACILITY IN; Environmental Protection: DUSTPROOF. 20 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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