PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

P0X126Relay,electromagnetic

Allied Controls, Inc. · NSN 5945-00-257-8859 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-00-257-8859 — this item is cataloged by the U.S. Government under National Stock Number 5945-00-257-8859. Primary manufacturer part number: P0X126.
Features
  • Relay,electromagnetic — FSC 5945
  • Operating Voltage Rating and Type at Specified Temp: 115.0 VOLTS AC 25 DEG CELSIUS SINGLE WINDING
  • Thread Class: 2B SINGLE MOUNTING FACILITY
  • Mounting Facility Type and Quantity: 4 THREADED HOLE(S) SINGLE MOUNTING FACILITY
  • Nominal Operating Current Rating and Type: 80.0 MILLIAMPERES AC SINGLE WINDING
  • Nonpile-Up Main Contact Arrangement: 3 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
  • Nominal Thread Size: 0.138 INCHES SINGLE MOUNTING FACILITY IN
  • Winding DC Resistance Rating: 145.0 OHMS NOMINAL SINGLE WINDING
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Relay,electromagnetic, cataloged under National Stock Number 5945-00-257-8859, 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 Allied Controls, Inc.. Government technical data includes 19 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5945-00-257-8859
Primary Part NumberP0X126
Item NameRelay,electromagnetic
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerAllied Controls, Inc.
StatusACTIVE
Operating Voltage Rating and Type at Specified Temp115.0 VOLTS AC 25 DEG CELSIUS SINGLE WINDING
Thread Class2B SINGLE MOUNTING FACILITY
Mounting Facility Type and Quantity4 THREADED HOLE(S) SINGLE MOUNTING FACILITY
Nominal Operating Current Rating and Type80.0 MILLIAMPERES AC SINGLE WINDING
Nonpile-Up Main Contact Arrangement3 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
Nominal Thread Size0.138 INCHES SINGLE MOUNTING FACILITY IN
Winding DC Resistance Rating145.0 OHMS NOMINAL SINGLE WINDING
Main Contact Load Current Rating at Maximum Rated Voltage15.0 AMPERES AC AND 15.0 AMPERES DC RESISTIVE LOAD
Main Contact Maximum Voltage Rating in Volts110.0 AC AND 24.0 DC
Winding Quantity1
Environmental ProtectionFUNGUS PROOF
Terminal Type and Quantity11 PIN ALL FUNCTIONS
Coil Quantity1
Center to Center Distance Between Mounting Facilities Parallel to Width0.500 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Duty TypeCONTINUOUS
Mounting Facility PatternRECTANGULAR SINGLE MOUNTING FACILITY
Frequency in Hertz60.0 NOMINAL
Center to Center Distance Between Mounting Facilities Parallel to Length1.312 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
1650-00-282-76797245-11 INTERCHANGEABLE
Piston,linear Actuating Cylinder
Woodward Hrt, Inc. Dba Woodward Hrt Inc
2520-01-112-5570 INTERCHANGEABLE
Sensor,magnetic
5330-01-194-4855724-5-11 INTERCHANGEABLE
Retainer,packing
Flowserve Corporation Div Flowserve Us Inc
Cross-Reference Index
Part NumberManufacturer
P0X126 PRIMARY Allied Controls, Inc. (USA)
724511 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
Related Parts
1650-00-282-7679INTERCHANGEABLE
PISTON,LINEAR ACTUATING CYLINDER
7245-11
2520-01-112-5570INTERCHANGEABLE
SENSOR,MAGNETIC
5330-01-194-4855INTERCHANGEABLE
RETAINER,PACKING
724-5-11

Frequently Asked Questions

What is NSN 5945-00-257-8859?

NSN 5945-00-257-8859 is a Relay,electromagnetic, manufactured by Allied Controls, Inc., classified under FSC 5945 (No Item Name Available). Status: active.

What are the part numbers for NSN 5945-00-257-8859?

NSN 5945-00-257-8859 has 2 cross-referenced part numbers: P0X126 (Allied Controls, Inc.), 724511 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).

What NSN replaces 5945-00-257-8859?

There are 3 known substitutes for 5945-00-257-8859: 1650-00-282-7679, 2520-01-112-5570, 5330-01-194-4855. Verify interchangeability with system specifications before substitution.

What are the specifications of P0X126?

Key specifications for P0X126: Overall Width: 1.620 INCHES NOMINAL IN; Operating Voltage Rating and Type at Specified Temp: 115.0 VOLTS AC 25 DEG CELSIUS SINGLE WINDING; Thread Class: 2B SINGLE MOUNTING FACILITY; Overall Height: 2.250 INCHES NOMINAL IN. 23 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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