PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21-113Relay,electromagnetic

Te Connectivity Corporation · NSN 5945-00-407-6536 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-00-407-6536 — this item is cataloged by the U.S. Government under National Stock Number 5945-00-407-6536. Primary manufacturer part number: 21-113.
Features
  • Relay,electromagnetic — FSC 5945
  • Nonpile-Up Main Contact Arrangement: 1 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION
  • Environmental Protection: DUSTPROOF
  • Terminal Type and Quantity: 3 THREADED STUD ALL FUNCTIONS
  • Operating Voltage Rating and Type at Specified Temp: 50.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
  • Duty Type: CONTINUOUS
  • Main Contact Maximum Voltage Rating in Volts: 50.0 DC
  • Mounting Facility Pattern: RECTANGULAR SINGLE MOUNTING FACILITY
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Relay,electromagnetic, cataloged under National Stock Number 5945-00-407-6536, 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 Te Connectivity Corporation. 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. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5945-00-407-6536
Primary Part Number21-113
Item NameRelay,electromagnetic
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerTe Connectivity Corporation
StatusACTIVE
Nonpile-Up Main Contact Arrangement1 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION
Environmental ProtectionDUSTPROOF
Terminal Type and Quantity3 THREADED STUD ALL FUNCTIONS
Operating Voltage Rating and Type at Specified Temp50.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
Duty TypeCONTINUOUS
Main Contact Maximum Voltage Rating in Volts50.0 DC
Mounting Facility PatternRECTANGULAR SINGLE MOUNTING FACILITY
Winding Quantity1
Center to Center Distance Between Mounting Facilities Parallel to Length2.750 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Coil Quantity1
Center to Center Distance Between Mounting Facilities Parallel to Width3.500 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Main Contact Load Current Rating at Maximum Rated Voltage3.0 AMPERES DC RESISTIVE LOAD
Mounting Facility Type and Quantity4 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
Unthreaded Mounting Hole Diameter0.172 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
3110-00-100-6158 INTERCHANGEABLE
Ball,bearing
2805-00-478-8369 INTERCHANGEABLE
Cap,valve Relief
5330-00-585-772221113 INTERCHANGEABLE
Retainer,packing
Industrial Technologies and Services Llc
4720-01-184-714921113 INTERCHANGEABLE
Hose,preformed
Gates Corporation
5310-01-201-3347 INTERCHANGEABLE
Washer,spring Tension
5905-01-262-926921113 INTERCHANGEABLE
Resistor,variable,nonwire Wound,
Daytronic Corporation
3120-01-348-3369211-13 INTERCHANGEABLE
Bushing,sleeve
Cornell-Carr Co., Inc.
5970-01-388-822821113 INTERCHANGEABLE
Insulator,disk
Science Applications International Corporation
Cross-Reference Index
Part NumberManufacturer
21-113 PRIMARY Te Connectivity Corporation (USA)
Related Parts
3110-00-100-6158INTERCHANGEABLE
BALL,BEARING
2805-00-478-8369INTERCHANGEABLE
CAP,VALVE RELIEF
5330-00-585-7722INTERCHANGEABLE
RETAINER,PACKING
21113
4720-01-184-7149INTERCHANGEABLE
HOSE,PREFORMED
21113
5310-01-201-3347INTERCHANGEABLE
WASHER,SPRING TENSION
5905-01-262-9269INTERCHANGEABLE
RESISTOR,VARIABLE,NONWIRE WOUND,
21113
3120-01-348-3369INTERCHANGEABLE
BUSHING,SLEEVE
211-13
5970-01-388-8228INTERCHANGEABLE
INSULATOR,DISK
21113

Frequently Asked Questions

What is NSN 5945-00-407-6536?

NSN 5945-00-407-6536 is a Relay,electromagnetic, manufactured by Te Connectivity Corporation, classified under FSC 5945 (No Item Name Available). Status: active.

What are the part numbers for NSN 5945-00-407-6536?

NSN 5945-00-407-6536 has 1 cross-referenced part number: 21-113 (Te Connectivity Corporation).

What NSN replaces 5945-00-407-6536?

There are 8 known substitutes for 5945-00-407-6536: 3110-00-100-6158, 2805-00-478-8369, 5330-00-585-7722 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21-113?

Key specifications for 21-113: Nonpile-Up Main Contact Arrangement: 1 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION; Environmental Protection: DUSTPROOF; Terminal Type and Quantity: 3 THREADED STUD ALL FUNCTIONS; Overall Length: 3.500 INCHES NOMINAL IN. 17 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com