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Technical Data Sheet
PartsTable / COMPONENT / 979-1B143
979-1B143 ✓ 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 SHAFT,SHOULDERED is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING, end_similarity: NOT IDENTICAL, overall_length: 20.406 INCHES NOMINAL IN, first_end_style: CIRCULAR GROOVED, second_end_style: CIRCULAR GROOVED, first_end_diameter: 0.2500 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 3040-00-337-1386, 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
979-1B143
NSN: 3040-00-337-1386
FSC: 3040
CAGE: 07CR8 — ADVANCED LOGIC RESOURCES INC DBA ALR (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
step_quantity4
end_similarityNOT IDENTICAL
overall_length20.406 INCHES NOMINAL IN
first_end_styleCIRCULAR GROOVED
second_end_styleCIRCULAR GROOVED
first_end_diameter0.2500 INCHES NOMINAL IN
second_end_diameter0.2500 INCHES NOMINAL IN
largest_step_diameter0.375 INCHES NOMINAL IN
first_end_groove_width0.0310 INCHES NOMINAL IN
second_end_groove_width0.0310 INCHES NOMINAL IN
first_end_groove_diameter0.2300 INCHES NOMINAL IN
NSN3040-00-337-1386
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SHAFT,SHOULDERED TITLE COMPONENT PN 979-1B143 MFR SHAFT,SHOULDERED
KEY FEATURES
•
MATERIAL: STEEL CORROSION RESISTING
•
STEP QUANTITY: 4
•
FIRST END DISTANCE FROM END TO GROOVE: 0.219 INCHES NOMINAL IN
•
FIRST END GROOVE DIAMETER: 0.2300 INCHES NOMINAL IN
•
SECOND END GROOVE DIAMETER: 0.2300 INCHES NOMINAL IN
•
FIRST END GROOVE WIDTH: 0.0310 INCHES NOMINAL IN
•
SECOND END STYLE: CIRCULAR GROOVED
•
SECOND END DISTANCE FROM END TO GROOVE: 0.750 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL CORROSION RESISTING
STEP QUANTITY4
FIRST END DISTANCE FROM END TO GROOVE0.219 INCHES NOMINAL IN
FIRST END GROOVE DIAMETER0.2300 INCHES NOMINAL IN
SECOND END GROOVE DIAMETER0.2300 INCHES NOMINAL IN
FIRST END GROOVE WIDTH0.0310 INCHES NOMINAL IN
SECOND END STYLECIRCULAR GROOVED
SECOND END DISTANCE FROM END TO GROOVE0.750 INCHES NOMINAL IN
FIRST END DIAMETER0.2500 INCHES NOMINAL IN
LARGEST STEP DIAMETER0.375 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
62079Interchangeable
interchangeable cross-reference
interchangeable
62079REVCInterchangeable
interchangeable cross-reference
interchangeable
62168Interchangeable
interchangeable cross-reference
interchangeable
12759-01330Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 979-1B143?
979-1B143 is a SHAFT,SHOULDERED.
What parts can replace 979-1B143?
There are 4 known substitutes for 979-1B143: 62079, 62079REVC, 62168 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 979-1B143?
979-1B143 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3040-00-337-1386. 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