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Technical Data Sheet
PartsTable / COMPONENT / S6766
S6766 ✓ 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, cup_width: 0.4687 INCHES NOMINAL IN, cone_width: 0.6750 INCHES NOMINAL IN, bore_diameter: 1.7500 INCHES NOMINAL IN, overall_width: 0.6875 INCHES NOMINAL IN, standout_width: 0.2188 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 3110-00-100-5989, 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
S6766
NSN: 3110-00-100-5989
FSC: 3110
CAGE: 20219 — ELGIN SWEEPER COMPANY (USA)
SPECIFICATIONS
materialSTEEL OVERALL
cup_width0.4687 INCHES NOMINAL IN
cone_width0.6750 INCHES NOMINAL IN
bore_diameter1.7500 INCHES NOMINAL IN
overall_width0.6875 INCHES NOMINAL IN
standout_width0.2188 INCHES NOMINAL IN
style_designatorSTRAIGHT BORE, NORMAL ANGLE
cone_corner_radius0.0600 INCHES NOMINAL IN
backface_corner_radius0.0600 INCHES NOMINAL IN
overall_outside_diameter3.0312 INCHES NOMINAL IN
standard_tolerance_designationAFBMA CLASS 2
NSN3110-00-100-5989
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: S6766 · 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
•
BORE DIAMETER: 1.7500 INCHES NOMINAL IN
•
BACKFACE CORNER RADIUS: 0.0600 INCHES NOMINAL IN
•
CONE WIDTH: 0.6750 INCHES NOMINAL IN
•
CONE CORNER RADIUS: 0.0600 INCHES NOMINAL IN
•
OVERALL OUTSIDE DIAMETER: 3.0312 INCHES NOMINAL IN
•
STANDARD TOLERANCE DESIGNATION: AFBMA CLASS 2
•
CUP WIDTH: 0.4687 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)
OVERALL WIDTH0.6875 INCHES NOMINAL IN
BORE DIAMETER1.7500 INCHES NOMINAL IN
BACKFACE CORNER RADIUS0.0600 INCHES NOMINAL IN
CONE WIDTH0.6750 INCHES NOMINAL IN
CONE CORNER RADIUS0.0600 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER3.0312 INCHES NOMINAL IN
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
CUP WIDTH0.4687 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
STYLE DESIGNATORSTRAIGHT BORE, NORMAL ANGLE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
LM67048LM67010Interchangeable
interchangeable cross-reference
interchangeable
A153213ZInterchangeable
interchangeable cross-reference
interchangeable
7450630Interchangeable
interchangeable cross-reference
interchangeable
FF-B-187/01-090Interchangeable
Same NIIN cross-reference
interchangeable
MS19081-67Interchangeable
Same NIIN cross-reference
interchangeable
12175-12303Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is S6766?
S6766 is a BEARING,ROLLER,TAPERED.
What parts can replace S6766?
There are 6 known substitutes for S6766: LM67048LM67010, A153213Z, 7450630 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for S6766?
S6766 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-100-5989. 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