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PartsTable / COMPONENT / 51A-520-001
51A-520-001 ✓ 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 overall_width: 3.030 INCHES MAXIMUM IN, inclosure_type: FULLY INCLOSED, overall_height: 4.330 INCHES MAXIMUM IN, overall_length: 3.970 INCHES MAXIMUM IN, mounting_method: SLOT SINGLE GROUP, frequency_rating: 60.0 HERTZ NOMINAL SINGLE COMPONENT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-936-5032, 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
51A-520-001
NSN: 5950-00-936-5032
FSC: 5950
CAGE: 12670 — SQUARE D CO ELECTROMAGNETIC INDUSTRIES DIV (USA)
SPECIFICATIONS
overall_width3.030 INCHES MAXIMUM IN
inclosure_typeFULLY INCLOSED
overall_height4.330 INCHES MAXIMUM IN
overall_length3.970 INCHES MAXIMUM IN
mounting_methodSLOT SINGLE GROUP
frequency_rating60.0 HERTZ NOMINAL SINGLE COMPONENT
special_featuresSECONDARY RATED BUT NOT INCLUDED
mounting_slot_width0.220 INCHES NOMINAL SINGLE GROUP IN
reliability_indicatorNOT ESTABLISHED
maximum_operating_temp160.0 CELSIUS DEGC
winding_operating_current150.0 AMPERES AC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY
winding_operating_voltage120.00 AC VOLTS NOMINAL OR 240.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
NSN5950-00-936-5032
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RELAY,ELECTROMAGNETIC TITLE COMPONENT PN 51A-520-001 MFR RELAY,ELECTROMAGNETIC
KEY FEATURES
•
INPUT-OUTPUT PHASE RELATIONSHIP: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
•
WINDING OPERATING CURRENT: 150.0 AMPERES AC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY
•
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH: 2.240 INCHES MINIMUM AND 2.260 INCHES MAXIMUM SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
•
FREQUENCY RATING: 60.0 HERTZ NOMINAL SINGLE COMPONENT
•
MOUNTING METHOD: SLOT SINGLE GROUP
•
TERMINAL TYPE AND QUANTITY: 2 THREADED STUD
TECHNICAL CHARACTERISTICS (FLIS)
INPUT-OUTPUT PHASE RELATIONSHIPSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
WINDING OPERATING CURRENT150.0 AMPERES AC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH2.240 INCHES MINIMUM AND 2.260 INCHES MAXIMUM SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
OVERALL HEIGHT4.330 INCHES MAXIMUM IN
FREQUENCY RATING60.0 HERTZ NOMINAL SINGLE COMPONENT
MOUNTING METHODSLOT SINGLE GROUP
TERMINAL TYPE AND QUANTITY2 THREADED STUD
SPECIAL FEATURESSECONDARY RATED BUT NOT INCLUDED
INCLOSURE TYPEFULLY INCLOSED
HAZARDOUS LOCATIONS/ENVIRONMENTAL PROTECTIONFUNGUS RESISTANT AND DUST RESISTANT AND HUMIDITY RESISTANT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
5873Interchangeable
interchangeable cross-reference
interchangeable
86696HInterchangeable
interchangeable cross-reference
interchangeable
TURCO 5873Interchangeable
interchangeable cross-reference
interchangeable
D600B00207Interchangeable
interchangeable cross-reference
interchangeable
09-5873Interchangeable
interchangeable cross-reference
interchangeable
005873Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 51A-520-001?
51A-520-001 is a RELAY,ELECTROMAGNETIC.
What parts can replace 51A-520-001?
There are 18 known substitutes for 51A-520-001: 5873, 86696H, TURCO 5873 and 15 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 51A-520-001?
51A-520-001 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-936-5032. This indicates validated use in U.S. government and defense supply chains.
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Last verified: July 2026