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Technical Data Sheet
PartsTable / COMPONENT / A-A-59649B
A-A-59649B ✓ 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 BEARING,ROLLER,TAPERED is a the manufacturer tape media or drive component used in enterprise backup, archival, and disaster recovery environments. Key specifications include material: STEEL OVERALL, cone_width: 1.1250 INCHES NOMINAL IN, bore_diameter: 1.3125 INCHES NOMINAL IN, style_designator: NORMAL ANGLE, cone_corner_radius: 0.0300 INCHES NOMINAL IN, retainer_fabrication_method: PRESSED. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-068-9395, 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
A-A-59649B
NSN: 3110-00-068-9395
FSC: 3110
CAGE: 58536 — FEDERAL COMMERCIAL ITEM DESCRIPTION PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
cone_width1.1250 INCHES NOMINAL IN
bore_diameter1.3125 INCHES NOMINAL IN
style_designatorNORMAL ANGLE
cone_corner_radius0.0300 INCHES NOMINAL IN
retainer_fabrication_methodPRESSED
standard_tolerance_designationAFBMA CLASS 2
NSN3110-00-068-9395
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: A-A-59649B · 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
•
OVERALL OUTSIDE DIAMETER: 2.5000 INCHES NOMINAL IN
•
STANDOUT WIDTH: 0.1250 INCHES NOMINAL IN
•
BORE DIAMETER: 1.5000 INCHES NOMINAL IN
•
CONE WIDTH: 0.4688 INCHES NOMINAL IN
•
CUP WIDTH: 0.3750 INCHES NOMINAL IN
•
CONE CORNER RADIUS: 0.0310 INCHES NOMINAL IN
•
STANDARD TOLERANCE DESIGNATION: AFBMA CLASS 2
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 OUTSIDE DIAMETER2.5000 INCHES NOMINAL IN
STANDOUT WIDTH0.1250 INCHES NOMINAL IN
BORE DIAMETER1.5000 INCHES NOMINAL IN
OVERALL WIDTH0.5000 INCHES NOMINAL IN
CONE WIDTH0.4688 INCHES NOMINAL IN
CUP WIDTH0.3750 INCHES NOMINAL IN
CONE CORNER RADIUS0.0310 INCHES NOMINAL IN
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
STYLE DESIGNATORSTRAIGHT BORE, NORMAL ANGLE
MATERIALSTEEL OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 29
A-A-59649-546Interchangeable
interchangeable cross-reference
interchangeable
X18D16Interchangeable
interchangeable cross-reference
interchangeable
264903-3Interchangeable
interchangeable cross-reference
interchangeable
570GInterchangeable
interchangeable cross-reference
interchangeable
0260724Interchangeable
interchangeable cross-reference
interchangeable
5706XInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A-A-59649B?
A-A-59649B is a BEARING,ROLLER,TAPERED.
What parts can replace A-A-59649B?
There are 29 known substitutes for A-A-59649B: A-A-59649-546, X18D16, 264903-3 and 26 more. Substitute compatibility should be verified for your specific system.
Is A-A-59649B still available?
A-A-59649B is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026