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Technical Data Sheet
PartsTable / COMPONENT / 790A-12
790A-12 ✓ 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 GEAR,SPUR is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, body_style: PLAIN, SOLID, bore_style: STRAIGHT SPLINE BOTH ENDS, tooth_form: SPECIAL, pitch_diameter: 3.6250 INCHES NOMINAL IN, pressure_angle: 20.0000 DEGREES. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3020-00-737-4995, 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
790A-12
NSN: 3020-00-737-4995
FSC: 3020
CAGE: 79410 — LIBERTY VENTURES INTI, LLC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
body_stylePLAIN, SOLID
bore_styleSTRAIGHT SPLINE BOTH ENDS
tooth_formSPECIAL
pitch_diameter3.6250 INCHES NOMINAL IN
pressure_angle20.0000 DEGREES
teeth_quantity29
spline_quantity10 BOTH ENDS
style_designatorPROTRUDING HUB
features_providedCASEHARDENED
face_nominal_width0.843 INCHES IN
hub_nominal_diameter2.500 INCHES FIRST END IN
NSN3020-00-737-4995
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available GEAR,SPUR TITLE COMPONENT PN 790A-12 MFR GEAR,SPUR
KEY FEATURES
•
STYLE DESIGNATOR: PROTRUDING HUB
•
HUB NOMINAL DIAMETER: 2.500 INCHES FIRST END IN
•
PRESSURE ANGLE: 20.0000 DEGREES
•
NOMINAL DISTANCE FROM END TO FIRST GROOVE: 0.109 INCHES FIRST END IN
•
TOOTH FORM: SPECIAL
•
FEATURES PROVIDED: CASEHARDENED
•
SPLINE QUANTITY: 10 BOTH ENDS
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATORPROTRUDING HUB
HUB NOMINAL DIAMETER2.500 INCHES FIRST END IN
PRESSURE ANGLE20.0000 DEGREES
NOMINAL DISTANCE FROM END TO FIRST GROOVE0.109 INCHES FIRST END IN
TOOTH FORMSPECIAL
FEATURES PROVIDEDCASEHARDENED
SPLINE QUANTITY10 BOTH ENDS
MATERIALSTEEL OVERALL
HUB STYLE DESIGNATOR1 GROOVE FIRST END
FIRST GROOVE NOMINAL DIAMETER1.937 INCHES FIRST END IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
8GK-Z0G-004Interchangeable
interchangeable cross-reference
interchangeable
6404-01Interchangeable
interchangeable cross-reference
interchangeable
C45-6404-01Interchangeable
interchangeable cross-reference
interchangeable
737499-5Interchangeable
interchangeable cross-reference
interchangeable
AA52080-A-4-NATURALInterchangeable
interchangeable cross-reference
interchangeable
T90A-12Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 790A-12?
790A-12 is a GEAR,SPUR.
What parts can replace 790A-12?
There are 6 known substitutes for 790A-12: 8GK-Z0G-004, 6404-01, C45-6404-01 and 3 more. Substitute compatibility should be verified for your specific system.
Is 790A-12 still available?
790A-12 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026