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Technical Data Sheet
103HB3-4X250 ✓ Verified by PartsTable
· COMPONENT
WHAT YOU NEED TO KNOW
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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, overall_width: 1.705 INCHES MAXIMUM IN, overall_height: 0.890 INCHES MAXIMUM IN, overall_length: 1.700 INCHES MAXIMUM IN, environmental_protection: HERMETIC, mounting_facility_pattern: IN-LINE SINGLE MOUNTING FACILITY. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5945-01-146-3613, 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
103HB3-4X250
NSN: 5945-01-146-3613
FSC: 5945
CAGE: 98927 — ELECTRONIC SPECIALTY CORP RELAY DIV (USA)
SPECIFICATIONS
duty_typeCONTINUOUS
coil_quantity1
overall_width1.705 INCHES MAXIMUM IN
overall_height0.890 INCHES MAXIMUM IN
overall_length1.700 INCHES MAXIMUM IN
winding_quantity1
environmental_protectionHERMETIC
mounting_facility_patternIN-LINE SINGLE MOUNTING FACILITY
terminal_type_and_quantity14 WIRE HOOK ALL FUNCTIONS
unthreaded_mounting_hole_diameter0.152 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
mounting_facility_type_and_quantity2 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
nonpile-up_main_contact_arrangement4 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
NSN5945-01-146-3613
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RELAY,ELECTROMAGNETIC TITLE COMPONENT PN 103HB3-4X250 MFR RELAY,ELECTROMAGNETIC
KEY FEATURES
MAIN CONTACT LOAD CURRENT RATING AT MAXIMUM RATED VOLTAGE: 10.0 AMPERES AC AND 10.0 AMPERES DC RESISTIVE LOAD
COIL QUANTITY: 1
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH: 1.032 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
MOUNTING FACILITY PATTERN: IN-LINE SINGLE MOUNTING FACILITY
MOUNTING FACILITY TYPE AND QUANTITY: 2 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
UNTHREADED MOUNTING HOLE DIAMETER: 0.152 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
NONPILE-UP MAIN CONTACT ARRANGEMENT: 4 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL LENGTH1.700 INCHES MAXIMUM IN
MAIN CONTACT LOAD CURRENT RATING AT MAXIMUM RATED VOLTAGE10.0 AMPERES AC AND 10.0 AMPERES DC RESISTIVE LOAD
COIL QUANTITY1
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH1.032 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
MOUNTING FACILITY PATTERNIN-LINE SINGLE MOUNTING FACILITY
MOUNTING FACILITY TYPE AND QUANTITY2 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
UNTHREADED MOUNTING HOLE DIAMETER0.152 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
NONPILE-UP MAIN CONTACT ARRANGEMENT4 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
OPERATING VOLTAGE RATING AND TYPE AT SPECIFIED TEMP26.5 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
WINDING QUANTITY1
VERIFIED SUBSTITUTES & CROSS-REFERENCES 2
K107-1Interchangeable
interchangeable cross-reference
interchangeable
100407Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 103HB3-4X250?
103HB3-4X250 is a RELAY,ELECTROMAGNETIC.
What parts can replace 103HB3-4X250?
There are 2 known substitutes for 103HB3-4X250: K107-1, 100407. Substitute compatibility should be verified for your specific system.
What is the NSN for 103HB3-4X250?
103HB3-4X250 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5945-01-146-3613. This indicates validated use in U.S. government and defense supply chains.
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