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11683944 — SHAFT,SHOULDERED

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

11683944: SHAFT,SHOULDERED.

The SHAFT,SHOULDERED is a the manufacturer industrial component. Key specifications include material: STEEL COMP 8640 OR STEEL COMP 8740 OR STEEL COMP 4140, end_similarity: NOT IDENTICAL, overall_length: 7.06 INCHES NOMINAL IN, surface_finish: 32.0 MICRONS, first_end_style: CIRCULAR GROOVED FLAT KEYWAY AND EXTERNALLY THREADED, second_end_style: CIRCULAR GROOVED. This part is cataloged in the U.S.

Government catalog under NSN 3040-01-631-9769, 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
11683944
NSN: 3040-01-631-9769
FSC: 3040 — Miscellaneous Power Transmission Equipment
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialSTEEL COMP 8640 OR STEEL COMP 8740 OR STEEL COMP 4140
step_quantity3
end_similarityNOT IDENTICAL
overall_length7.06 INCHES NOMINAL IN
surface_finish32.0 MICRONS
first_end_styleCIRCULAR GROOVED FLAT KEYWAY AND EXTERNALLY THREADED
second_end_styleCIRCULAR GROOVED
first_end_diameter0.9835 INCHES MINIMUM AND 0.9840 INCHES MAXIMUM IN
second_end_diameter1.50 INCHES NOMINAL IN
first_end_groove_width0.09 INCHES NOMINAL IN
first_end_keyway_depth0.09 INCHES NOMINAL IN
first_end_keyway_width0.19 INCHES NOMINAL IN
NSN3040-01-631-9769
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SHAFT,SHOULDERED TITLE COMPONENT PN 11683944 MFR SHAFT,SHOULDERED
KEY FEATURES
•
SURFACE FINISH: 32.0 MICRONS
•
STEP QUANTITY: 3
•
FIRST END DIAMETER: 0.9835 INCHES MINIMUM AND 0.9840 INCHES MAXIMUM IN
•
SECOND END DIAMETER: 1.50 INCHES NOMINAL IN
•
FIRST END STYLE: CIRCULAR GROOVED FLAT KEYWAY AND EXTERNALLY THREADED
•
SECOND END GROOVE DIAMETER: 0.94 INCHES NOMINAL IN
•
FIRST END KEYWAY DEPTH: 0.09 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
SURFACE FINISH32.0 MICRONS
STEP QUANTITY3
FIRST END DIAMETER0.9835 INCHES MINIMUM AND 0.9840 INCHES MAXIMUM IN
SECOND END DIAMETER1.50 INCHES NOMINAL IN
FIRST END STYLECIRCULAR GROOVED FLAT KEYWAY AND EXTERNALLY THREADED
OVERALL LENGTH7.06 INCHES NOMINAL IN
SECOND END GROOVE DIAMETER0.94 INCHES NOMINAL IN
FIRST END KEYWAY DEPTH0.09 INCHES NOMINAL IN
END SIMILARITYNOT IDENTICAL
SECOND END GROOVE WIDTH0.12 INCHES NOMINAL IN
OTHER ITEMS IN FSC 3040 — Miscellaneous Power Transmission Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3040-00-001-0046 3040-00-001-0047 3040-00-001-0048 3040-00-001-0068 3040-00-001-0077 3040-00-001-0078 3040-00-001-0089 3040-00-001-1224
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 11683944?
11683944 is a SHAFT,SHOULDERED.
What is the NSN for 11683944?
11683944 is cataloged in the U.S. Government catalog under NSN 3040-01-631-9769. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.