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Technical Data Sheet
PartsTable / COMPONENT / BB5159
BB5159 ✓ 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 material: STEEL OVERALL, overall_width: 0.6875 INCHES NOMINAL IN, outside_diameter: 2.8593 INCHES NOMINAL IN, special_features: STEEP ANGLE, style_designator: NORMAL ANGLE, backface_corner_radius: 0.0630 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-100-0582, 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
BB5159
NSN: 3110-00-100-0582
FSC: 3110
CAGE: 56442 — DIAMOND REO TRUCK CO (USA)
SPECIFICATIONS
materialSTEEL OVERALL
overall_width0.6875 INCHES NOMINAL IN
outside_diameter2.8593 INCHES NOMINAL IN
special_featuresSTEEP ANGLE
style_designatorNORMAL ANGLE
backface_corner_radius0.0630 INCHES NOMINAL IN
standard_tolerance_designationAFBMA CLASS 2
NSN3110-00-100-0582
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: BB5159 · 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
•
OUTSIDE DIAMETER: 2.8593 INCHES NOMINAL IN
•
STYLE DESIGNATOR: NORMAL ANGLE
•
MATERIAL: STEEL OVERALL
•
BACKFACE CORNER RADIUS: 0.0630 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)
SPECIAL FEATURESSTEEP ANGLE
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
OUTSIDE DIAMETER2.8593 INCHES NOMINAL IN
STYLE DESIGNATORNORMAL ANGLE
MATERIALSTEEL OVERALL
BACKFACE CORNER RADIUS0.0630 INCHES NOMINAL IN
OVERALL WIDTH0.6875 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
24722Interchangeable
interchangeable cross-reference
interchangeable
3024722Interchangeable
interchangeable cross-reference
interchangeable
7603516Interchangeable
interchangeable cross-reference
interchangeable
FF-B-187Interchangeable
interchangeable cross-reference
interchangeable
713386Interchangeable
interchangeable cross-reference
interchangeable
10187Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is BB5159?
BB5159 is a CUP,TAPERED ROLLER BEARING.
What parts can replace BB5159?
There are 21 known substitutes for BB5159: 24722, 3024722, 7603516 and 18 more. Substitute compatibility should be verified for your specific system.
Is BB5159 still available?
BB5159 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