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55A45851T10 ✓ 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: INTERMITTENT, thread_class: 2B SINGLE MOUNTING FACILITY, overall_width: 1.810 INCHES NOMINAL IN, overall_height: 1.500 INCHES NOMINAL IN, overall_length: 2.750 INCHES NOMINAL IN, nominal_thread_size: 0.164 INCHES SINGLE MOUNTING FACILITY IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5945-00-259-5860, 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
55A45851T10
NSN: 5945-00-259-5860
FSC: 5945
CAGE: 79500 — WESTINGHOUSE ELECTRIC CORP (USA)
SPECIFICATIONS
duty_typeINTERMITTENT
thread_class2B SINGLE MOUNTING FACILITY
coil_quantity1
overall_width1.810 INCHES NOMINAL IN
overall_height1.500 INCHES NOMINAL IN
overall_length2.750 INCHES NOMINAL IN
winding_quantity1
nominal_thread_size0.164 INCHES SINGLE MOUNTING FACILITY IN
thread_series_designatorUNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY
mounting_facility_patternRECTANGULAR SINGLE MOUNTING FACILITY
terminal_type_and_quantity8 PIN ALL FUNCTIONS
winding_dc_resistance_rating13.04 KILOHMS NOMINAL SINGLE WINDING
NSN5945-00-259-5860
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RELAY,ELECTROMAGNETIC TITLE COMPONENT PN 55A45851T10 MFR RELAY,ELECTROMAGNETIC
KEY FEATURES
•
NOMINAL OPERATING CURRENT RATING AND TYPE: 13.0 MILLIAMPERES DC SINGLE WINDING
•
MOUNTING FACILITY TYPE AND QUANTITY: 4 THREADED HOLE(S) SINGLE MOUNTING FACILITY
•
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO WIDTH: 0.625 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
•
MAIN CONTACT MAXIMUM VOLTAGE RATING IN VOLTS: 115.0 AC
•
COIL QUANTITY: 1
•
MAIN CONTACT LOAD CURRENT RATING AT MAXIMUM RATED VOLTAGE: 10.0 AMPERES AC RESISTIVE LOAD
•
THREAD CLASS: 2B SINGLE MOUNTING FACILITY
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL HEIGHT1.500 INCHES NOMINAL IN
NOMINAL OPERATING CURRENT RATING AND TYPE13.0 MILLIAMPERES DC SINGLE WINDING
MOUNTING FACILITY TYPE AND QUANTITY4 THREADED HOLE(S) SINGLE MOUNTING FACILITY
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO WIDTH0.625 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
MAIN CONTACT MAXIMUM VOLTAGE RATING IN VOLTS115.0 AC
COIL QUANTITY1
MAIN CONTACT LOAD CURRENT RATING AT MAXIMUM RATED VOLTAGE10.0 AMPERES AC RESISTIVE LOAD
THREAD CLASS2B SINGLE MOUNTING FACILITY
DUTY TYPEINTERMITTENT
NONPILE-UP MAIN CONTACT ARRANGEMENT2 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
M3804Interchangeable
interchangeable cross-reference
interchangeable
805614-1Interchangeable
interchangeable cross-reference
interchangeable
17091Interchangeable
interchangeable cross-reference
interchangeable
SMC108814Interchangeable
interchangeable cross-reference
interchangeable
TS390Interchangeable
interchangeable cross-reference
interchangeable
7349132Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 55A45851T10?
55A45851T10 is a RELAY,ELECTROMAGNETIC.
What parts can replace 55A45851T10?
There are 16 known substitutes for 55A45851T10: M3804, 805614-1, 17091 and 13 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 55A45851T10?
55A45851T10 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5945-00-259-5860. This indicates validated use in U.S. government and defense supply chains.
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Last verified: July 2026