4K731 — SHAFT,SHOULDERED

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

4K731: SHAFT,SHOULDERED.

The SHAFT,SHOULDERED is a the manufacturer industrial component. Key specifications include material: STEEL, end_similarity: IDENTICAL, overall_length: 10.220 INCHES NOMINAL IN, first_end_style: EXTERNAL THREADED, first_end_diameter: 1.1250 INCHES NOMINAL IN, largest_step_diameter: 1.518 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3040-00-101-1687, 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

4K731

NSN: 3040-00-101-1687
FSC: 3040 — Miscellaneous Power Transmission Equipment
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)

SPECIFICATIONS

material	STEEL
step_quantity	3
end_similarity	IDENTICAL
overall_length	10.220 INCHES NOMINAL IN
first_end_style	EXTERNAL THREADED
first_end_diameter	1.1250 INCHES NOMINAL IN
largest_step_diameter	1.518 INCHES NOMINAL IN
first_end_external_thread_length	1.125 INCHES NOMINAL IN
NSN	3040-00-101-1687

COMPONENT DIAGRAM

KEY FEATURES

•

STEP QUANTITY: 3

•

FIRST END DIAMETER: 1.1250 INCHES NOMINAL IN

•

LARGEST STEP DIAMETER: 1.518 INCHES NOMINAL IN

•

FIRST END EXTERNAL THREAD LENGTH: 1.125 INCHES NOMINAL IN

•

FIRST END STYLE: EXTERNAL THREADED

•

END SIMILARITY: IDENTICAL

•

MATERIAL: STEEL

TECHNICAL CHARACTERISTICS

STEP QUANTITY	3
FIRST END DIAMETER	1.1250 INCHES NOMINAL IN
LARGEST STEP DIAMETER	1.518 INCHES NOMINAL IN
FIRST END EXTERNAL THREAD LENGTH	1.125 INCHES NOMINAL IN
FIRST END STYLE	EXTERNAL THREADED
OVERALL LENGTH	10.220 INCHES NOMINAL IN
END SIMILARITY	IDENTICAL
MATERIAL	STEEL

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: Terminal item — stock exhausted; no further procurementNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 4K731?

4K731 is a SHAFT,SHOULDERED.

What is the NSN for 4K731?

4K731 is cataloged in the U.S. Government catalog under NSN 3040-00-101-1687. This indicates validated use in U.S. government and defense supply chains.

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4K731 — SHAFT,SHOULDERED

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