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Technical Data Sheet
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338-9001-02 — BEARING,BALL,ANNULAR

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

338-9001-02: BEARING,BALL,ANNULAR.

The BEARING,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include material: STEEL COMP 440C OVERALL, special_features: TYPE440C, NEXT HIGHER ASSEMBLY, ELECTRONIC ATTITUDE GYROSCOPE INDICATOR, end_item_identification: S76C, SIKORSKY HELICOPTER AIRCRAFT, part_name_assigned_by_controlling_agency: ANNULAR BALL BEARING. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-560-4899, 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
338-9001-02
NSN: 3110-01-560-4899
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 08AF1 — KELLY MANUFACTURING COMPANY (USA)
SPECIFICATIONS
materialSTEEL COMP 440C OVERALL
special_featuresTYPE440C, NEXT HIGHER ASSEMBLY, ELECTRONIC ATTITUDE GYROSCOPE INDICATOR
end_item_identificationS76C, SIKORSKY HELICOPTER AIRCRAFT
part_name_assigned_by_controlling_agencyANNULAR BALL BEARING
NSN3110-01-560-4899
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 338-9001-02 · OEM ⚠ VERIFY BEFORE ORDERING Cup and cone sold separately — verify you are ordering BOTH parts or the correct component. Always replace cup and cone together — mismatched wear = premature failure ✓ BROKER TIP Taper angle determines axial load capacity. Steeper angle = higher axial load rating. Timken series numbers indicate dimensions — cross-reference carefully PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
MATERIAL: STEEL COMP 440C OVERALL
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESTYPE440C, NEXT HIGHER ASSEMBLY, ELECTRONIC ATTITUDE GYROSCOPE INDICATOR
PART NAME ASSIGNED BY CONTROLLING AGENCYANNULAR BALL BEARING
END ITEM IDENTIFICATIONS76C, SIKORSKY HELICOPTER AIRCRAFT
MATERIALSTEEL COMP 440C OVERALL
OTHER ITEMS IN FSC 3110 — Bearings, Antifriction, Unmounted
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3110-00-001-1937 3110-00-001-1938 3110-00-001-4661 3110-00-001-4662 3110-00-001-4689 3110-00-001-4722
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 338-9001-02?
338-9001-02 is a BEARING,BALL,ANNULAR.
What is the NSN for 338-9001-02?
338-9001-02 is cataloged in the U.S. Government catalog under NSN 3110-01-560-4899. 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.