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T4B4AQ — SHAFT,SHOULDERED

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

T4B4AQ: SHAFT,SHOULDERED.

The SHAFT,SHOULDERED is a the manufacturer industrial component. Key specifications include material: STEEL, end_similarity: NOT IDENTICAL, overall_length: 24.688 INCHES NOMINAL IN, first_end_style: FLAT KEYWAY, second_end_style: FLAT KEYWAY, first_end_diameter: 1.4380 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3040-00-600-3299, 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
T4B4AQ
NSN: 3040-00-600-3299
FSC: 3040 — Miscellaneous Power Transmission Equipment
CAGE: 10613 — PENTAIR PUMP GROUP, INC. DBA FAIRBANKS MORSE PUMP (USA)
SPECIFICATIONS
materialSTEEL
step_quantity5
end_similarityNOT IDENTICAL
overall_length24.688 INCHES NOMINAL IN
first_end_styleFLAT KEYWAY
second_end_styleFLAT KEYWAY
first_end_diameter1.4380 INCHES NOMINAL IN
second_end_diameter1.3120 INCHES NOMINAL IN
largest_step_diameter1.875 INCHES NOMINAL IN
external_keyway_length1.656 INCHES NOMINAL SECOND END IN
first_end_keyway_depth0.188 INCHES NOMINAL IN
first_end_keyway_width0.3750 INCHES NOMINAL IN
NSN3040-00-600-3299
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SHAFT,SHOULDERED TITLE COMPONENT PN T4B4AQ MFR SHAFT,SHOULDERED
KEY FEATURES
•
STEP QUANTITY: 5
•
FIRST END DIAMETER: 1.4380 INCHES NOMINAL IN
•
SECOND END DIAMETER: 1.3120 INCHES NOMINAL IN
•
LARGEST STEP DIAMETER: 1.875 INCHES NOMINAL IN
•
FIRST END STYLE: FLAT KEYWAY
•
SECOND END KEYWAY WIDTH: 0.5000 INCHES NOMINAL IN
•
FIRST END KEYWAY DEPTH: 0.188 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
STEP QUANTITY5
FIRST END DIAMETER1.4380 INCHES NOMINAL IN
SECOND END DIAMETER1.3120 INCHES NOMINAL IN
LARGEST STEP DIAMETER1.875 INCHES NOMINAL IN
FIRST END STYLEFLAT KEYWAY
SECOND END KEYWAY WIDTH0.5000 INCHES NOMINAL IN
OVERALL LENGTH24.688 INCHES NOMINAL IN
FIRST END KEYWAY DEPTH0.188 INCHES NOMINAL IN
SECOND END KEYWAY DEPTH0.125 INCHES NOMINAL IN
END SIMILARITYNOT IDENTICAL
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 T4B4AQ?
T4B4AQ is a SHAFT,SHOULDERED.
What is the NSN for T4B4AQ?
T4B4AQ is cataloged in the U.S. Government catalog under NSN 3040-00-600-3299. 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.