PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

NL81969-1Relay,electromagnetic

L3harris Technologies, Inc. Dba Harris Corporation · NSN 5945-00-257-8778 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-00-257-8778 — this item is cataloged by the U.S. Government under National Stock Number 5945-00-257-8778. Primary manufacturer part number: NL81969-1.
Features
  • Relay,electromagnetic — FSC 5945
  • Center to Center Distance Between Mounting Facilities Parallel to Width: 2.750 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
  • Mounting Facility Type and Quantity: 4 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
  • Main Contact Maximum Voltage Rating in Volts: 110.0 AC
  • Terminal Type and Quantity: 12 PIN ALL FUNCTIONS
  • Coil Quantity: 1
  • Operating Voltage Rating and Type at Specified Temp: 110.0 VOLTS AC 25 DEG CELSIUS SINGLE WINDING
  • Pile-Up Main Contact Form Arrangement: 4A1B
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Relay,electromagnetic, cataloged under National Stock Number 5945-00-257-8778, 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 L3harris Technologies, Inc. Dba Harris Corporation. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5945-00-257-8778
Primary Part NumberNL81969-1
Item NameRelay,electromagnetic
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerL3harris Technologies, Inc. Dba Harris Corporation
StatusACTIVE
Center to Center Distance Between Mounting Facilities Parallel to Width2.750 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Mounting Facility Type and Quantity4 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
Main Contact Maximum Voltage Rating in Volts110.0 AC
Terminal Type and Quantity12 PIN ALL FUNCTIONS
Coil Quantity1
Operating Voltage Rating and Type at Specified Temp110.0 VOLTS AC 25 DEG CELSIUS SINGLE WINDING
Pile-Up Main Contact Form Arrangement4A1B
Unthreaded Mounting Hole Diameter0.096 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Main Contact Load Current Rating at Maximum Rated Voltage15.0 AMPERES AC RESISTIVE LOAD
Mounting Facility PatternRECTANGULAR SINGLE MOUNTING FACILITY
Center to Center Distance Between Mounting Facilities Parallel to Length3.875 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Frequency in Hertz50.0 MINIMUM AND 60.0 MAXIMUM
Duty TypeCONTINUOUS
Winding Quantity1
Winding DC Resistance Rating26.0 OHMS NOMINAL SINGLE WINDING
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
3455-00-236-363520080 INTERCHANGEABLE
Reamer,machine
Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa
4920-00-947-132820080 INTERCHANGEABLE
Photocell and Light
Schenck Usa Corp. Dba Schenck Usa Corp
4935-01-054-2324 INTERCHANGEABLE
Module,power
5315-01-219-529020080 INTERCHANGEABLE
Pin,grooved,headless
Twg Canada Consolidated Inc
4920-01-299-515020080 INTERCHANGEABLE
Test Program Set
Textron Systems Corporation Dba Textron Systems Corp
5895-01-350-888520080 INTERCHANGEABLE
Panel,control,electrical-Electro
Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect
5950-01-356-136720080 INTERCHANGEABLE
Coil,electrical
Robert M. Hadley Company, Inc.
6515-01-590-273820080 INTERCHANGEABLE
Blade,electrode,electrosurgical
Xodus Medical, Inc.
6850-01-619-513920080 INTERCHANGEABLE
Cleaning Compound,aircraft Surfa
Mcgean-Rohco, Inc. Div Cee-Bee Inovative Aviation Chemistry
6530-01-623-698120080 INTERCHANGEABLE
Band,exercise,physical Therapy
Hygenic Corp the
Cross-Reference Index
Part NumberManufacturer
NL81969-1 L3harris Technologies, Inc. Dba Harris Corporation (USA)
NL81969-1 L3harris Technologies, Inc. (USA)
2DXA101 Struthers-Dunn Inc (USA)
20080 Struthers-Dunn Inc (USA)
NL81969-1 Itt Industries Inc Itt Aerospace Communications Div East (USA)
Related Parts
3455-00-236-3635INTERCHANGEABLE
REAMER,MACHINE
20080
4920-00-947-1328INTERCHANGEABLE
PHOTOCELL AND LIGHT
20080
4935-01-054-2324INTERCHANGEABLE
MODULE,POWER
5315-01-219-5290INTERCHANGEABLE
PIN,GROOVED,HEADLESS
20080
4920-01-299-5150INTERCHANGEABLE
TEST PROGRAM SET
20080
5895-01-350-8885INTERCHANGEABLE
PANEL,CONTROL,ELECTRICAL-ELECTRO
20080
5950-01-356-1367INTERCHANGEABLE
COIL,ELECTRICAL
20080
6515-01-590-2738INTERCHANGEABLE
BLADE,ELECTRODE,ELECTROSURGICAL
20080
6850-01-619-5139INTERCHANGEABLE
CLEANING COMPOUND,AIRCRAFT SURFA
20080
6530-01-623-6981INTERCHANGEABLE
BAND,EXERCISE,PHYSICAL THERAPY
20080

Frequently Asked Questions

What is NSN 5945-00-257-8778?

NSN 5945-00-257-8778 is a Relay,electromagnetic, manufactured by L3harris Technologies, Inc. Dba Harris Corporation, classified under FSC 5945 (No Item Name Available). Status: active.

What are the part numbers for NSN 5945-00-257-8778?

NSN 5945-00-257-8778 has 5 cross-referenced part numbers: NL81969-1 (L3harris Technologies, Inc. Dba Harris Corporation), NL81969-1 (L3harris Technologies, Inc.), 2DXA101 (Struthers-Dunn Inc), 20080 (Struthers-Dunn Inc), NL81969-1 (Itt Industries Inc Itt Aerospace Communications Div East).

What NSN replaces 5945-00-257-8778?

There are 10 known substitutes for 5945-00-257-8778: 3455-00-236-3635, 4920-00-947-1328, 4935-01-054-2324 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of NL81969-1?

Key specifications for NL81969-1: Center to Center Distance Between Mounting Facilities Parallel to Width: 2.750 INCHES NOMINAL SINGLE MOUNTING FACILITY IN; Overall Width: 4.000 INCHES NOMINAL IN; Mounting Facility Type and Quantity: 4 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY; Main Contact Maximum Voltage Rating in Volts: 110.0 AC. 18 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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