PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7401Relay,electromagnetic

Mkc Electronics Corp · NSN 5945-00-502-5393 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-00-502-5393 — this item is cataloged by the U.S. Government under National Stock Number 5945-00-502-5393. Primary manufacturer part number: 7401.
Features
  • Relay,electromagnetic — FSC 5945
  • Winding Quantity: 1
  • Mounting Facility Pattern: IN-LINE SINGLE MOUNTING FACILITY
  • Nominal Operating Current Rating and Type: 60.0 MILLIAMPERES DC SINGLE WINDING
  • Main Contact Load Current Rating at Maximum Rated Voltage: 350.0 MILLIAMPERES AC RESISTIVE LOAD
  • Center to Center Distance Between Mounting Facilities Parallel to Length: 1.380 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
  • Winding DC Resistance Rating: 400.0 OHMS NOMINAL SINGLE WINDING
  • Unthreaded Mounting Hole Diameter: 0.144 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Relay,electromagnetic, cataloged under National Stock Number 5945-00-502-5393, 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 Mkc Electronics Corp. Government technical data includes 14 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
NSN5945-00-502-5393
Primary Part Number7401
Item NameRelay,electromagnetic
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerMkc Electronics Corp
StatusACTIVE
Winding Quantity1
Mounting Facility PatternIN-LINE SINGLE MOUNTING FACILITY
Nominal Operating Current Rating and Type60.0 MILLIAMPERES DC SINGLE WINDING
Main Contact Load Current Rating at Maximum Rated Voltage350.0 MILLIAMPERES AC RESISTIVE LOAD
Center to Center Distance Between Mounting Facilities Parallel to Length1.380 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Winding DC Resistance Rating400.0 OHMS NOMINAL SINGLE WINDING
Unthreaded Mounting Hole Diameter0.144 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Coil Quantity1
Environmental ProtectionHERMETIC
Operating Voltage Rating and Type at Specified Temp24.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
Duty TypeCONTINUOUS
Mounting Facility Type and Quantity2 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
Nonpile-Up Main Contact Arrangement2 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
Main Contact Maximum Voltage Rating in Volts115.0 AC
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5995-00-108-84371300160-1 INTERCHANGEABLE
Cable Assembly,special Purpose,e
Northrop Grumman Systems Corporation
3455-00-231-348610400 INTERCHANGEABLE
Cutter,milling,plain
Niagara Cutter Inc
5930-00-247-8412 INTERCHANGEABLE
Switch,toggle
5305-00-253-560410510374 INTERCHANGEABLE
Screw,drive
General Dynamics Land Systems Canadacorp
5962-00-348-2719 INTERCHANGEABLE
Microcircuit,digital
5340-00-395-296165A81C335-1 INTERCHANGEABLE
Bumper
Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
4920-01-013-4266 INTERCHANGEABLE
Digital Pressure Co
7490-01-086-1857 INTERCHANGEABLE
Lettering System
5930-01-110-7110266-5321-280 INTERCHANGEABLE
Switch,toggle
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
4330-01-252-594257401 INTERCHANGEABLE
Filter Element,fluid
Wix Corp
Cross-Reference Index
Part NumberManufacturer
7401 Mkc Electronics Corp (USA)
Related Parts
5995-00-108-8437INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
1300160-1
3455-00-231-3486INTERCHANGEABLE
CUTTER,MILLING,PLAIN
10400
5930-00-247-8412INTERCHANGEABLE
SWITCH,TOGGLE
5305-00-253-5604INTERCHANGEABLE
SCREW,DRIVE
10510374
5962-00-348-2719INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
5340-00-395-2961INTERCHANGEABLE
BUMPER
65A81C335-1
4920-01-013-4266INTERCHANGEABLE
DIGITAL PRESSURE CO
7490-01-086-1857INTERCHANGEABLE
LETTERING SYSTEM
5930-01-110-7110INTERCHANGEABLE
SWITCH,TOGGLE
266-5321-280
4330-01-252-5942INTERCHANGEABLE
FILTER ELEMENT,FLUID
57401
6550-01-335-4593INTERCHANGEABLE
CLEARING SOLUTION,HISTOLOGY
7401
6150-01-338-9058INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E

Frequently Asked Questions

What is NSN 5945-00-502-5393?

NSN 5945-00-502-5393 is a Relay,electromagnetic, manufactured by Mkc Electronics Corp, classified under FSC 5945 (No Item Name Available). Status: active.

What are the part numbers for NSN 5945-00-502-5393?

NSN 5945-00-502-5393 has 1 cross-referenced part number: 7401 (Mkc Electronics Corp).

What NSN replaces 5945-00-502-5393?

There are 12 known substitutes for 5945-00-502-5393: 5995-00-108-8437, 3455-00-231-3486, 5930-00-247-8412 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 7401?

Key specifications for 7401: Winding Quantity: 1; Mounting Facility Pattern: IN-LINE SINGLE MOUNTING FACILITY; Overall Width: 1.070 INCHES NOMINAL IN; Nominal Operating Current Rating and Type: 60.0 MILLIAMPERES DC SINGLE WINDING. 17 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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