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SD303 ✓ 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

DRIVE,ENGINE,ELECTRICAL STARTER. Key specifications include overall_length: 0.190 INCHES NOMINAL IN, mounting_method: TERMINAL, terminal_length: 0.500 INCHES MINIMUM IN, special_features: STEEL; NINE TEETH SPUR DRIVE GEAR W/OVER-RUNNING FRICTION CLUTCH; CENTRIFUGAL ENGAGEMENT METHOD, semiconductor_material: SILICON, largest_outside_diameter: 1.998 INCHES NOMINAL 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 2920-01-061-5767, 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
SD303
NSN: 2920-01-061-5767
FSC: 2920
CAGE: 57526 — FORD MOTOR COMPANY (USA)
SPECIFICATIONS
overall_length0.190 INCHES NOMINAL IN
mounting_methodTERMINAL
terminal_length0.500 INCHES MINIMUM IN
special_featuresSTEEL; NINE TEETH SPUR DRIVE GEAR W/OVER-RUNNING FRICTION CLUTCH; CENTRIFUGAL ENGAGEMENT METHOD
semiconductor_materialSILICON
largest_outside_diameter1.998 INCHES NOMINAL IN
terminal_type_and_quantity4 UNINSULATED WIRE LEAD
power_rating_per_characteristic1.2 WATTS MAXIMUM TOTAL POWER DISSIPATION
current_rating_per_characteristic50.00 MILLIAMPERES MAXIMUM DRAIN CURRENT
voltage_rating_in_volts_per_characteristic25.0 NOMINAL DRAIN TO SOURCE VOLTAGE
maximum_operating_temp_per_measurement_point175.0 CELSIUS AMBIENT AIR DEGC
NSN2920-01-061-5767
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available DRIVE,ENGINE,ELECTRICAL STARTER TITLE COMPONENT PN SD303 MFR DRIVE,ENGINE,ELECTRICA
KEY FEATURES
•
LARGEST OUTSIDE DIAMETER: 1.998 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL LENGTH2.840 INCHES NOMINAL IN
LARGEST OUTSIDE DIAMETER1.998 INCHES NOMINAL IN
SPECIAL FEATURESSTEEL; NINE TEETH SPUR DRIVE GEAR W/OVER-RUNNING FRICTION CLUTCH; CENTRIFUGAL ENGAGEMENT METHOD
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
8HA-11350AInterchangeable
interchangeable cross-reference
interchangeable
1868804Interchangeable
interchangeable cross-reference
interchangeable
B1A-11350-AInterchangeable
interchangeable cross-reference
interchangeable
SD303Interchangeable
interchangeable cross-reference
interchangeable
SD303DCInterchangeable
interchangeable cross-reference
interchangeable
63A68A6091Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is SD303?
SD303 is a DRIVE,ENGINE,ELECTRICAL STARTER.
What parts can replace SD303?
There are 8 known substitutes for SD303: 8HA-11350A, 1868804, B1A-11350-A and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for SD303?
SD303 is cataloged in the Federal Logistics Information System (FLIS) under NSN 2920-01-061-5767. 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