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X402 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The RELAY,ELECTROMAGNETIC is a the manufacturer industrial component. Key specifications include duty_type: CONTINUOUS, thread_class: 2A SINGLE MOUNTING FACILITY A, overall_length: 1.750 INCHES NOMINAL IN, overall_diameter: 1.100 INCHES NOMINAL IN, nominal_thread_size: 0.164 INCHES SINGLE MOUNTING FACILITY IN, environmental_protection: HERMETIC. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5945-00-679-1845, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
X402
NSN: 5945-00-679-1845
FSC: 5945
CAGE: 05587 — COUCH S H CO (USA)
SPECIFICATIONS
duty_typeCONTINUOUS
thread_class2A SINGLE MOUNTING FACILITY A
coil_quantity1
overall_length1.750 INCHES NOMINAL IN
overall_diameter1.100 INCHES NOMINAL IN
winding_quantity1
nominal_thread_size0.164 INCHES SINGLE MOUNTING FACILITY IN
environmental_protectionHERMETIC
thread_series_designatorUNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY
mounting_facility_patternIN-LINE SINGLE MOUNTING FACILITY
terminal_type_and_quantity8 PIN ALL FUNCTIONS
winding_dc_resistance_rating475.0 OHMS NOMINAL SINGLE WINDING
NSN5945-00-679-1845
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RELAY,ELECTROMAGNETIC TITLE COMPONENT PN X402 MFR RELAY,ELECTROMAGNETIC
KEY FEATURES
•
NOMINAL THREAD SIZE: 0.164 INCHES SINGLE MOUNTING FACILITY IN
•
ENVIRONMENTAL PROTECTION: HERMETIC
•
MOUNTING FACILITY PATTERN: IN-LINE SINGLE MOUNTING FACILITY
•
OVERALL DIAMETER: 1.100 INCHES NOMINAL IN
•
WINDING DC RESISTANCE RATING: 475.0 OHMS NOMINAL SINGLE WINDING
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY
•
OPERATING VOLTAGE RATING AND TYPE AT SPECIFIED TEMP: 26.5 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
•
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH: 0.625 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
TECHNICAL CHARACTERISTICS (FLIS)
NOMINAL THREAD SIZE0.164 INCHES SINGLE MOUNTING FACILITY IN
ENVIRONMENTAL PROTECTIONHERMETIC
MOUNTING FACILITY PATTERNIN-LINE SINGLE MOUNTING FACILITY
OVERALL DIAMETER1.100 INCHES NOMINAL IN
WINDING DC RESISTANCE RATING475.0 OHMS NOMINAL SINGLE WINDING
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY
OPERATING VOLTAGE RATING AND TYPE AT SPECIFIED TEMP26.5 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH0.625 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
DUTY TYPECONTINUOUS
MAIN CONTACT MAXIMUM VOLTAGE RATING IN VOLTS30.0 DC
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
74142SInterchangeable
interchangeable cross-reference
interchangeable
168JInterchangeable
interchangeable cross-reference
interchangeable
X158Interchangeable
interchangeable cross-reference
interchangeable
7541002Interchangeable
interchangeable cross-reference
interchangeable
13516Interchangeable
interchangeable cross-reference
interchangeable
6773631Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is X402?
X402 is a RELAY,ELECTROMAGNETIC.
What parts can replace X402?
There are 8 known substitutes for X402: 74142S, 168J, X158 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for X402?
X402 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5945-00-679-1845. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026