PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

52801Relay,electromagnetic

Wells Mfg Co · NSN 5945-00-100-1259 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-00-100-1259 — this item is cataloged by the U.S. Government under National Stock Number 5945-00-100-1259. Primary manufacturer part number: 52801.
Features
  • Relay,electromagnetic — FSC 5945
  • Mounting Slot Width: 0.250 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
  • Duty Type: CONTINUOUS
  • Coil Quantity: 1
  • Center to Center Distance Between Mounting Facilities Parallel to Length: 3.250 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
  • Center to Center Distance Between Mounting Facilities Parallel to Width: 1.750 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
  • Mounting Facility Pattern: RECTANGULAR SINGLE MOUNTING FACILITY
  • Winding Quantity: 1
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Relay,electromagnetic, cataloged under National Stock Number 5945-00-100-1259, 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 Wells Mfg Co. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5945-00-100-1259
Primary Part Number52801
Item NameRelay,electromagnetic
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerWells Mfg Co
StatusACTIVE
Mounting Slot Width0.250 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Duty TypeCONTINUOUS
Coil Quantity1
Center to Center Distance Between Mounting Facilities Parallel to Length3.250 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Center to Center Distance Between Mounting Facilities Parallel to Width1.750 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Mounting Facility PatternRECTANGULAR SINGLE MOUNTING FACILITY
Winding Quantity1
Terminal Type and Quantity8 SCREW ALL FUNCTIONS
Nonpile-Up Main Contact Arrangement3 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION
Environmental ProtectionDUSTPROOF
Main Contact Maximum Voltage Rating in Volts600.0 AC
Operating Voltage Rating and Type at Specified Temp240.0 VOLTS AC 25 DEG CELSIUS SINGLE WINDING
Mounting Facility Type and Quantity4 SLOTTED HOLE SINGLE MOUNTING FACILITY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5210-00-277-1618599-9642-40 INTERCHANGEABLE
Gage Stock,thickness
Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa
6125-00-832-79415280-1 INTERCHANGEABLE
Bar,pressure
Honeywell International, Inc Div Aerospace-Tucson
2520-01-467-1072M675X INTERCHANGEABLE
Spider,universal Joint,vehicular
Meritor Heavy Vehicle Systems, Llc
1680-01-545-930852801 INTERCHANGEABLE
Spring,aircraft,mat
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
Cross-Reference Index
Part NumberManufacturer
52801 PRIMARY Wells Mfg Co (USA)
4034C11-32 Honeywell International Inc. Dba Honeywell Div Sensing and Control (USA)
3M40-C Honeywell International Inc. Dba Honeywell Div Sensing and Control (USA)
4034C110-32 Honeywell International Inc. Dba Honeywell Div Sensing and Control (USA)
Related Parts
5210-00-277-1618INTERCHANGEABLE
GAGE STOCK,THICKNESS
599-9642-40
6125-00-832-7941INTERCHANGEABLE
BAR,PRESSURE
5280-1
2520-01-467-1072INTERCHANGEABLE
SPIDER,UNIVERSAL JOINT,VEHICULAR
M675X
1680-01-545-9308INTERCHANGEABLE
SPRING,AIRCRAFT,MAT
52801

Frequently Asked Questions

What is NSN 5945-00-100-1259?

NSN 5945-00-100-1259 is a Relay,electromagnetic, manufactured by Wells Mfg Co, classified under FSC 5945 (No Item Name Available). Status: active.

What are the part numbers for NSN 5945-00-100-1259?

NSN 5945-00-100-1259 has 4 cross-referenced part numbers: 52801 (Wells Mfg Co), 4034C11-32 (Honeywell International Inc. Dba Honeywell Div Sensing and Control), 3M40-C (Honeywell International Inc. Dba Honeywell Div Sensing and Control), 4034C110-32 (Honeywell International Inc. Dba Honeywell Div Sensing and Control).

What NSN replaces 5945-00-100-1259?

There are 4 known substitutes for 5945-00-100-1259: 5210-00-277-1618, 6125-00-832-7941, 2520-01-467-1072 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 52801?

Key specifications for 52801: Mounting Slot Width: 0.250 INCHES NOMINAL SINGLE MOUNTING FACILITY IN; Overall Length: 3.750 INCHES NOMINAL IN; Duty Type: CONTINUOUS; Overall Width: 2.375 INCHES NOMINAL IN. 16 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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