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Technical Data Sheet
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503818 — SPINDLE,ASSEMBLY

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

503818: SPINDLE,ASSEMBLY.

The SPINDLE,ASSEMBLY is a the manufacturer industrial component. Key specifications include end_item_identification: DAYTON ELECTRIC MFG CO MODEL 3Z565A DRILLING MACHINE UPRIGHT. This part is cataloged in the U.S.

Government catalog under NSN 5360-00-600-4006, 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
503818
NSN: 5360-00-600-4006
NIINs: 006004006, 011752058
FSC: 5360 — Coil, Flat, Leaf, and Wire Springs
CAGE: 73030 — HAMILTON SUNDSTRAND CORPORATION DBA COLLINS AEROSPACE (USA)
SPECIFICATIONS
end_item_identificationDAYTON ELECTRIC MFG CO MODEL 3Z565A DRILLING MACHINE UPRIGHT
NSN5360-00-600-4006
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SPINDLE,ASSEMBLY TITLE COMPONENT PN 503818 MFR SPINDLE,ASSEMBLY
KEY FEATURES
•
SPRING FREE OUTSIDE DIAMETER: 0.869 INCHES NOMINAL IN
•
END STYLE: SPRING END,SQUARED AND GROUND BOTH ENDS
•
SPRING SOLID LENGTH: 0.870 INCHES NOMINAL IN
•
STYLE DESIGNATOR: CYLINDRICAL
•
MATERIAL DOCUMENT AND CLASSIFICATION: COMP 17-7PH,COND C,ARMCO STEEL CORP MFR REF SINGLE MATERIAL RESPONSE OVERALL
•
SPRING FREE LENGTH: 1.877 INCHES MINIMUM AND 1.917 INCHES MAXIMUM IN
•
INSIDE DIAMETER: 0.646 INCHES MINIMUM AND 0.676 INCHES MAXIMUM IN
•
COIL QUANTITY: 8-1/4
TECHNICAL CHARACTERISTICS
SPRING FREE OUTSIDE DIAMETER0.869 INCHES NOMINAL IN
END STYLESPRING END,SQUARED AND GROUND BOTH ENDS
SPRING SOLID LENGTH0.870 INCHES NOMINAL IN
STYLE DESIGNATORCYLINDRICAL
MATERIAL DOCUMENT AND CLASSIFICATIONCOMP 17-7PH,COND C,ARMCO STEEL CORP MFR REF SINGLE MATERIAL RESPONSE OVERALL
SPRING FREE LENGTH1.877 INCHES MINIMUM AND 1.917 INCHES MAXIMUM IN
INSIDE DIAMETER0.646 INCHES MINIMUM AND 0.676 INCHES MAXIMUM IN
COIL QUANTITY8-1/4
COIL HELIX DIRECTIONRIGHT-HAND
MATERIALSTEEL CORROSION RESISTING OVERALL
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandDemilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is 503818?
503818 is a SPINDLE,ASSEMBLY.
What is the NSN for 503818?
503818 is cataloged in the U.S. Government catalog under NSN 5360-00-600-4006. 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.