PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MH12D26-5VDCRelay,electromagnetic

Allied Controls, Inc. · NSN 5945-00-259-5691 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-00-259-5691 — this item is cataloged by the U.S. Government under National Stock Number 5945-00-259-5691. Primary manufacturer part number: MH12D26-5VDC.
Features
  • Relay,electromagnetic — FSC 5945
  • Mounting Facility Type and Quantity: 2 THREADED HOLE(S) SINGLE MOUNTING FACILITY
  • Operating Voltage Rating and Type at Specified Temp: 26.5 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
  • Nominal Thread Size: 0.138 INCHES SINGLE MOUNTING FACILITY IN
  • Main Contact Load Current Rating at Maximum Rated Voltage: 2.0 AMPERES AC AND 5.0 AMPERES DC RESISTIVE LOAD
  • Main Contact Maximum Voltage Rating in Volts: 115.0 AC AND 29.0 DC
  • Nominal Operating Current Rating and Type: 80.0 MILLIAMPERES DC SINGLE WINDING
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Relay,electromagnetic, cataloged under National Stock Number 5945-00-259-5691, 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 16 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5945-00-259-5691
Primary Part NumberMH12D26-5VDC
Item NameRelay,electromagnetic
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerAllied Controls, Inc.
StatusACTIVE
Mounting Facility Type and Quantity2 THREADED HOLE(S) SINGLE MOUNTING FACILITY
Operating Voltage Rating and Type at Specified Temp26.5 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
Nominal Thread Size0.138 INCHES SINGLE MOUNTING FACILITY IN
Main Contact Load Current Rating at Maximum Rated Voltage2.0 AMPERES AC AND 5.0 AMPERES DC RESISTIVE LOAD
Main Contact Maximum Voltage Rating in Volts115.0 AC AND 29.0 DC
Nominal Operating Current Rating and Type80.0 MILLIAMPERES DC SINGLE WINDING
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY
Environmental ProtectionHERMETIC
Winding DC Resistance Rating300.0 OHMS NOMINAL SINGLE WINDING
Coil Quantity1
Thread Class2A SINGLE MOUNTING FACILITY A
Center to Center Distance Between Mounting Facilities Parallel to Length1.406 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Nondefinitive Spec/std DataB TYPE AND 3 CLASS
Winding Quantity1
Mounting Facility PatternIN-LINE SINGLE MOUNTING FACILITY
Duty TypeCONTINUOUS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5945-00-583-7331119-5-2 INTERCHANGEABLE
Relay,electromagnetic
Kearfott Corporation Div Guidance and Navigation Division
Cross-Reference Index
Part NumberManufacturer
MH12D26-5VDC Allied Controls, Inc. (USA)
MILR5757TYPEBCLASSB Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
E4146 Breeze-Eastern Llc (USA)
Related Parts
5945-00-583-7331INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
119-5-2

Frequently Asked Questions

What is NSN 5945-00-259-5691?

NSN 5945-00-259-5691 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 5945-00-259-5691?

NSN 5945-00-259-5691 has 3 cross-referenced part numbers: MH12D26-5VDC (Allied Controls, Inc.), MILR5757TYPEBCLASSB (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), E4146 (Breeze-Eastern Llc).

What NSN replaces 5945-00-259-5691?

There is 1 known substitute for 5945-00-259-5691: 5945-00-583-7331. Verify interchangeability with system specifications before substitution.

What are the specifications of MH12D26-5VDC?

Key specifications for MH12D26-5VDC: Overall Height: 1.750 INCHES NOMINAL IN; Mounting Facility Type and Quantity: 2 THREADED HOLE(S) SINGLE MOUNTING FACILITY; Operating Voltage Rating and Type at Specified Temp: 26.5 VOLTS DC 25 DEG CELSIUS SINGLE WINDING; Nominal Thread Size: 0.138 INCHES SINGLE MOUNTING FACILITY IN. 19 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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