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Technical Data Sheet
28003-0 ✓ 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: 2B SINGLE MOUNTING FACILITY, overall_width: 0.750 INCHES NOMINAL IN, overall_height: 1.210 INCHES NOMINAL IN, overall_length: 1.150 INCHES NOMINAL IN, nominal_thread_size: 0.112 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 5945-00-257-6928, 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
28003-0
NSN: 5945-00-257-6928
FSC: 5945
CAGE: 80089 — EMERSON ELECTRIC CO WHITE-RODGERS DIV (USA)
SPECIFICATIONS
duty_typeCONTINUOUS
thread_class2B SINGLE MOUNTING FACILITY
coil_quantity1
overall_width0.750 INCHES NOMINAL IN
overall_height1.210 INCHES NOMINAL IN
overall_length1.150 INCHES NOMINAL IN
winding_quantity1
nominal_thread_size0.112 INCHES SINGLE MOUNTING FACILITY IN
environmental_protectionFUNGUS PROOF AND WATERTIGHT
thread_quantity_per_inch48 SINGLE MOUNTING FACILITY
thread_series_designatorUNF SINGLE MOUNTING FACILITY
mounting_facility_patternRECTANGULAR SINGLE MOUNTING FACILITY
NSN5945-00-257-6928
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RELAY,ELECTROMAGNETIC TITLE COMPONENT PN 28003-0 MFR RELAY,ELECTROMAGNETIC
KEY FEATURES
COIL QUANTITY: 1
WINDING DC RESISTANCE RATING: 480.0 OHMS NOMINAL SINGLE WINDING
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH: 0.375 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
MOUNTING FACILITY TYPE AND QUANTITY: 4 THREADED HOLE(S) SINGLE MOUNTING FACILITY
THREAD CLASS: 2B SINGLE MOUNTING FACILITY
NOMINAL THREAD SIZE: 0.099 INCHES SINGLE MOUNTING FACILITY IN
PILE-UP MAIN CONTACT FORM ARRANGEMENT: 1C
TECHNICAL CHARACTERISTICS (FLIS)
COIL QUANTITY1
WINDING DC RESISTANCE RATING480.0 OHMS NOMINAL SINGLE WINDING
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH0.375 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
MOUNTING FACILITY TYPE AND QUANTITY4 THREADED HOLE(S) SINGLE MOUNTING FACILITY
THREAD CLASS2B SINGLE MOUNTING FACILITY
NOMINAL THREAD SIZE0.099 INCHES SINGLE MOUNTING FACILITY IN
PILE-UP MAIN CONTACT FORM ARRANGEMENT1C
OVERALL WIDTH0.750 INCHES NOMINAL IN
OVERALL HEIGHT1.250 INCHES NOMINAL IN
OVERALL LENGTH1.150 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
231271Interchangeable
interchangeable cross-reference
interchangeable
59001AInterchangeable
interchangeable cross-reference
interchangeable
SMRFInterchangeable
interchangeable cross-reference
interchangeable
2N397Interchangeable
interchangeable cross-reference
interchangeable
233507Interchangeable
interchangeable cross-reference
interchangeable
28003-0Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 28003-0?
28003-0 is a RELAY,ELECTROMAGNETIC.
What parts can replace 28003-0?
There are 11 known substitutes for 28003-0: 231271, 59001A, SMRF and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 28003-0?
28003-0 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5945-00-257-6928. This indicates validated use in U.S. government and defense supply chains.
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