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Technical Data Sheet
PartsTable / COMPONENT / A30115
A30115 ✓ 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: 0.9375 INCHES NOMINAL IN, outside_diameter: 3.4688 INCHES NOMINAL IN, special_features: SNAP RING & GROOVE ON OD, style_designator: NORMAL ANGLE, backface_corner_radius: 0.1250 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-143-7557, 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
A30115
NSN: 3110-00-143-7557
FSC: 3110
CAGE: 10988 — CNH INDUSTRIAL AMERICA LLC DBA CNH AMERICA (USA)
SPECIFICATIONS
materialSTEEL OVERALL
overall_width0.9375 INCHES NOMINAL IN
outside_diameter3.4688 INCHES NOMINAL IN
special_featuresSNAP RING & GROOVE ON OD
style_designatorNORMAL ANGLE
backface_corner_radius0.1250 INCHES NOMINAL IN
standard_tolerance_designationAFBMA CLASS 2
NSN3110-00-143-7557
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: A30115 · 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
•
STYLE DESIGNATOR: NORMAL ANGLE
•
STANDARD TOLERANCE DESIGNATION: AFBMA CLASS 2
•
OUTSIDE DIAMETER: 3.4688 INCHES NOMINAL IN
•
BACKFACE CORNER RADIUS: 0.1250 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
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)
STYLE DESIGNATORNORMAL ANGLE
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
OUTSIDE DIAMETER3.4688 INCHES NOMINAL IN
BACKFACE CORNER RADIUS0.1250 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
OVERALL WIDTH0.9375 INCHES NOMINAL IN
SPECIAL FEATURESSNAP RING & GROOVE ON OD
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
667031Interchangeable
interchangeable cross-reference
interchangeable
395000Interchangeable
interchangeable cross-reference
interchangeable
15500-2Interchangeable
interchangeable cross-reference
interchangeable
5702499Interchangeable
interchangeable cross-reference
interchangeable
800-10001Interchangeable
interchangeable cross-reference
interchangeable
M0D1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A30115?
A30115 is a CUP,TAPERED ROLLER BEARING.
What parts can replace A30115?
There are 11 known substitutes for A30115: 667031, 395000, 15500-2 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A30115?
A30115 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-143-7557. 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