PartsTable
Technical Data Sheet
Download PDF

MBEU-66858 — BEARING,ROLLER,THRUST

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

MBEU-66858: BEARING,ROLLER,THRUST.

The BEARING,ROLLER,THRUST is a the manufacturer industrial component. Key specifications include bore_diameter: 1.0020 INCHES NOMINAL IN, surface_finish: GROUND, overall_outside_diameter: 1.5520 INCHES NOMINAL IN, retainer_fabrication_method: MACHINED. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-129-3443, 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
MBEU-66858
NSN: 3110-01-129-3443
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: U1604 — MARTIN-BAKER AIRCRAFT COMPANY LIMITED (GBR)
SPECIFICATIONS
bore_diameter1.0020 INCHES NOMINAL IN
surface_finishGROUND
overall_outside_diameter1.5520 INCHES NOMINAL IN
retainer_fabrication_methodMACHINED
NSN3110-01-129-3443
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: MBEU-66858 · 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
•
RETAINER FABRICATION METHOD: MACHINED
•
SURFACE FINISH: GROUND
•
OVERALL OUTSIDE DIAMETER: 1.5520 INCHES NOMINAL IN
•
BORE DIAMETER: 1.0020 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
RETAINER FABRICATION METHODMACHINED
SURFACE FINISHGROUND
OVERALL OUTSIDE DIAMETER1.5520 INCHES NOMINAL IN
BORE DIAMETER1.0020 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required
Ready to buy MBEU-66858?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is MBEU-66858?
MBEU-66858 is a BEARING,ROLLER,THRUST.
What is the NSN for MBEU-66858?
MBEU-66858 is cataloged in the U.S. Government catalog under NSN 3110-01-129-3443. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — MBEU-66858

✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.