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A2794 ✓ 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: 7.688 INCHES NOMINAL IN, largest_outside_diameter: 3.000 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 2920-00-633-5477, 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
A2794
NSN: 2920-00-633-5477
FSC: 2920
CAGE: 72850 — PUROLATOR PRODUCTS CO DIV MOTOR COMPONENTS, LLC (USA)
SPECIFICATIONS
overall_length7.688 INCHES NOMINAL IN
special_featuresSTEEL; W/GEAR IN CENTER; W/0.813 IN. OD BY 1.250 IN. LG SHAFT ON ONE END AND 0.875 IN. ID BY 4.625 IN. DP HOLE ON THE OTHER END IN
largest_outside_diameter3.000 INCHES NOMINAL IN
NSN2920-00-633-5477
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available DRIVE,ENGINE,ELECTRICAL STARTER TITLE COMPONENT PN A2794 MFR DRIVE,ENGINE,ELECTRICA
KEY FEATURES
•
LARGEST OUTSIDE DIAMETER: 3.000 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL LENGTH7.688 INCHES NOMINAL IN
LARGEST OUTSIDE DIAMETER3.000 INCHES NOMINAL IN
SPECIAL FEATURESSTEEL; W/GEAR IN CENTER; W/0.813 IN. OD BY 1.250 IN. LG SHAFT ON ONE END AND 0.875 IN. ID BY 4.625 IN. DP HOLE ON THE OTHER END IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
72-5040Interchangeable
interchangeable cross-reference
interchangeable
A-A-2141Interchangeable
interchangeable cross-reference
interchangeable
4570Interchangeable
interchangeable cross-reference
interchangeable
1222032Interchangeable
interchangeable cross-reference
interchangeable
7905478-00Interchangeable
interchangeable cross-reference
interchangeable
10166-2Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A2794?
A2794 is a DRIVE,ENGINE,ELECTRICAL STARTER.
What parts can replace A2794?
There are 19 known substitutes for A2794: 72-5040, A-A-2141, 4570 and 16 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A2794?
A2794 is cataloged in the Federal Logistics Information System (FLIS) under NSN 2920-00-633-5477. 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