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Technical Data Sheet
PartsTable / COMPONENT / 363005
363005 ✓ Verified by PartsTable
— · TAPERED BEARING
WHAT YOU NEED TO KNOW
Cup and cone sold separately — confirm both needed Timken series numbers indicate dimensions
Cup and cone NOT sold as set — verify order
PRODUCT OVERVIEW

The CUP,TAPERED ROLLER BEARING is a the manufacturer tape media or drive component used in enterprise backup, archival, and disaster recovery environments. Key specifications include hole_diameter: 0.625 INCHES NOMINAL IN, end_item_identification: KC-46A SUPPORT EQUIPMENT A, part_name_assigned_by_controlling_agency: SPLIT LOCKWASHER, 5/8. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-100-0578, 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
363005
NSN: 3110-00-100-0578
FSC: 3110
CAGE: 0LTL1 — NTN BEARING CORPORATION OF AMERICA (USA)
SPECIFICATIONS
hole_diameter0.625 INCHES NOMINAL IN
end_item_identificationKC-46A SUPPORT EQUIPMENT A
part_name_assigned_by_controlling_agencySPLIT LOCKWASHER, 5/8
NSN3110-00-100-0578
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 363005 · 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
•
STANDARD TOLERANCE DESIGNATION: AFBMA CLASS 2
•
BACKFACE CORNER RADIUS: 0.1250 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
•
STYLE DESIGNATOR: NORMAL ANGLE
•
OUTSIDE DIAMETER: 3.0000 INCHES NOMINAL IN
TYPICAL APPLICATIONS
  • Long-term data archival and compliance retention
  • Offsite backup and disaster recovery
  • Air-gapped ransomware protection
  • Cold storage tier for infrequently accessed data
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL WIDTH0.9375 INCHES NOMINAL IN
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
BACKFACE CORNER RADIUS0.1250 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
STYLE DESIGNATORNORMAL ANGLE
OUTSIDE DIAMETER3.0000 INCHES NOMINAL IN
SPECIAL FEATURESAXIAL DISTANCE BETWEEN CENTER OF CUP CONTACT LINE AND BEARING STABILITY POINT ON SHAFT AXIS 0.3700 IN. IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
11662320Interchangeable
interchangeable cross-reference
interchangeable
3A3-58Interchangeable
interchangeable cross-reference
interchangeable
60625Interchangeable
interchangeable cross-reference
interchangeable
3210830Interchangeable
interchangeable cross-reference
interchangeable
8Interchangeable
interchangeable cross-reference
interchangeable
T20175Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 363005?
363005 is a CUP,TAPERED ROLLER BEARING.
What parts can replace 363005?
There are 19 known substitutes for 363005: 11662320, 3A3-58, 60625 and 16 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 363005?
363005 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-100-0578. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026