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Technical Data Sheet
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13889-20629 — Technical Data Sheet

✓ 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

CONE AND ROLLERS,TAPERED ROLLER. Key specifications include end_item_identification: PILATUS PC-7 TURBO TRAINER, part_name_assigned_by_controlling_agency: CONE,BEARING. This part is cataloged in the Federal Logistics Information System under NSN 3110-00-100-3137, 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
13889-20629
NSN: 3110-00-100-3137
FSC: 3110
CAGE: 60038 — THE TIMKEN CORPORATION (USA)
SPECIFICATIONS
end_item_identificationPILATUS PC-7 TURBO TRAINER
part_name_assigned_by_controlling_agencyCONE,BEARING
NSN3110-00-100-3137
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 13889-20629 · 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
•
MATERIAL: STEEL OVERALL
•
BORE DIAMETER: 1.5000 INCHES NOMINAL IN
•
CONE WIDTH: 0.4688 INCHES NOMINAL IN
•
STYLE DESIGNATOR: NORMAL ANGLE
•
CONE CORNER RADIUS: 0.0625 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
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
MATERIALSTEEL OVERALL
BORE DIAMETER1.5000 INCHES NOMINAL IN
CONE WIDTH0.4688 INCHES NOMINAL IN
STYLE DESIGNATORNORMAL ANGLE
CONE CORNER RADIUS0.0625 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
13889InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
70233InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
16P57InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
5365-7InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
7-211670101InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
3010639-8-8-8-23.00InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLEDGOVERNMENT REGISTRY
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 13889-20629?
13889-20629 is a CONE AND ROLLERS,TAPERED ROLLER.
What parts can replace 13889-20629?
There are 18 known substitutes for 13889-20629: 13889, 70233, 16P57 and 15 more. Substitute compatibility should be verified for your specific system.
Is 13889-20629 still available?
13889-20629 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: October 2026