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PartsTable / COMPONENT / 3631-A
3631-A ✓ 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 COMP 1040, end_similarity: NOT IDENTICAL, overall_length: 17.719 INCHES NOMINAL IN, first_end_style: PLAIN, second_end_style: WOODRUFF KEYWAY, first_end_diameter: 1.5740 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 3040-00-352-4716, 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
3631-A
NSN: 3040-00-352-4716
FSC: 3040
CAGE: 80906 — BLAW-KNOX CONSTRUCTION EQUIPMENT CO DIV OF WHITE CONSOLIDATED INDUSTRIES INC (USA)
SPECIFICATIONS
materialSTEEL COMP 1040
step_quantity3
end_similarityNOT IDENTICAL
overall_length17.719 INCHES NOMINAL IN
first_end_stylePLAIN
second_end_styleWOODRUFF KEYWAY
first_end_diameter1.5740 INCHES NOMINAL IN
second_end_diameter1.7500 INCHES NOMINAL IN
largest_step_diameter2.000 INCHES NOMINAL IN
external_keyway_length1.886 INCHES NOMINAL SECOND END IN
second_end_keyway_width0.5000 INCHES NOMINAL IN
second_end_distance_from_keyway_center_to_end8.469 INCHES NOMINAL IN
NSN3040-00-352-4716
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SHAFT,SHOULDERED TITLE COMPONENT PN 3631-A MFR SHAFT,SHOULDERED
KEY FEATURES
•
STEP QUANTITY: 3
•
SECOND END DISTANCE FROM KEYWAY CENTER TO END: 8.469 INCHES NOMINAL IN
•
LARGEST STEP DIAMETER: 2.000 INCHES NOMINAL IN
•
SECOND END DIAMETER: 1.7500 INCHES NOMINAL IN
•
SECOND END KEYWAY WIDTH: 0.5000 INCHES NOMINAL IN
•
FIRST END DIAMETER: 1.5740 INCHES NOMINAL IN
•
EXTERNAL KEYWAY LENGTH: 1.886 INCHES NOMINAL SECOND END IN
•
MATERIAL: STEEL COMP 1040
TECHNICAL CHARACTERISTICS (FLIS)
STEP QUANTITY3
SECOND END DISTANCE FROM KEYWAY CENTER TO END8.469 INCHES NOMINAL IN
LARGEST STEP DIAMETER2.000 INCHES NOMINAL IN
SECOND END DIAMETER1.7500 INCHES NOMINAL IN
SECOND END KEYWAY WIDTH0.5000 INCHES NOMINAL IN
FIRST END DIAMETER1.5740 INCHES NOMINAL IN
EXTERNAL KEYWAY LENGTH1.886 INCHES NOMINAL SECOND END IN
MATERIALSTEEL COMP 1040
FIRST END STYLEPLAIN
OVERALL LENGTH17.719 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
33595Interchangeable
Gloves,surgeons'
interchangeable
8333378Interchangeable
interchangeable cross-reference
interchangeable
KH36566Interchangeable
interchangeable cross-reference
interchangeable
00649938Interchangeable
interchangeable cross-reference
interchangeable
A3-3595Interchangeable
interchangeable cross-reference
interchangeable
1857-33595Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 3631-A?
3631-A is a SHAFT,SHOULDERED.
What parts can replace 3631-A?
There are 8 known substitutes for 3631-A: 33595, 8333378, KH36566 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 3631-A?
3631-A is cataloged in the Federal Logistics Information System (FLIS) under NSN 3040-00-352-4716. 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