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PartsTable / COMPONENT / H5638-3
H5638-3 ✓ 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, end_similarity: NOT IDENTICAL, overall_length: 17.625 INCHES NOMINAL IN, first_end_style: PLAIN, second_end_style: EXTERNAL THREADED, first_end_diameter: 0.9850 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3040-00-428-6190, 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
H5638-3
NSN: 3040-00-428-6190
FSC: 3040
CAGE: 15434 — CUMMINS INC. (USA)
SPECIFICATIONS
materialSTEEL
step_quantity4
end_similarityNOT IDENTICAL
overall_length17.625 INCHES NOMINAL IN
first_end_stylePLAIN
second_end_styleEXTERNAL THREADED
first_end_diameter0.9850 INCHES NOMINAL IN
second_end_diameter0.9850 INCHES NOMINAL IN
largest_step_diameter1.121 INCHES NOMINAL IN
second_end_external_thread_length0.655 INCHES NOMINAL IN
NSN3040-00-428-6190
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SHAFT,SHOULDERED TITLE COMPONENT PN H5638-3 MFR SHAFT,SHOULDERED
KEY FEATURES
•
FIRST END STYLE: PLAIN
•
MATERIAL: STEEL
•
SECOND END EXTERNAL THREAD LENGTH: 0.655 INCHES NOMINAL IN
•
STEP QUANTITY: 4
•
FIRST END DIAMETER: 0.9850 INCHES NOMINAL IN
•
END SIMILARITY: NOT IDENTICAL
•
SECOND END DIAMETER: 0.9850 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
FIRST END STYLEPLAIN
MATERIALSTEEL
SECOND END EXTERNAL THREAD LENGTH0.655 INCHES NOMINAL IN
OVERALL LENGTH17.625 INCHES NOMINAL IN
STEP QUANTITY4
FIRST END DIAMETER0.9850 INCHES NOMINAL IN
END SIMILARITYNOT IDENTICAL
SECOND END DIAMETER0.9850 INCHES NOMINAL IN
LARGEST STEP DIAMETER1.121 INCHES NOMINAL IN
SECOND END STYLEEXTERNAL THREADED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
SN5490JInterchangeable
interchangeable cross-reference
interchangeable
TC5490JInterchangeable
interchangeable cross-reference
interchangeable
MC5490LInterchangeable
interchangeable cross-reference
interchangeable
56-38-3Interchangeable
interchangeable cross-reference
interchangeable
MF7C38R3FInterchangeable
interchangeable cross-reference
interchangeable
RNC70H38R3FSInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is H5638-3?
H5638-3 is a SHAFT,SHOULDERED.
What parts can replace H5638-3?
There are 6 known substitutes for H5638-3: SN5490J, TC5490J, MC5490L and 3 more. Substitute compatibility should be verified for your specific system.
Is H5638-3 still available?
H5638-3 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