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Technical Data Sheet
PartsTable / COMPONENT / 68111
68111 ✓ Verified by PartsTable
Bestway · 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 Bestway tape media or drive component used in enterprise backup, archival, and disaster recovery environments. Key specifications include material: STEEL OVERALL, overall_width: 0.4700 INCHES NOMINAL IN, outside_diameter: 60.0 MILLIMETERS NOMINAL MM, special_features: DUTY CLASS L SERIES, style_designator: NORMAL ANGLE, backface_corner_radius: 0.0500 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-156-4699, 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
68111
NSN: 3110-00-156-4699
FSC: 3110
CAGE: 83130 — AIR & LIQUID SYSTEMS CORPORATION DBA BUFFALO PUMPS (USA)
SPECIFICATIONS
materialSTEEL OVERALL
overall_width0.4700 INCHES NOMINAL IN
outside_diameter60.0 MILLIMETERS NOMINAL MM
special_featuresDUTY CLASS L SERIES
style_designatorNORMAL ANGLE
backface_corner_radius0.0500 INCHES NOMINAL IN
standard_tolerance_designationAFBMA CLASS 2
NSN3110-00-156-4699
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 68111 · Bestway ⚠ 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
•
LOAD DIRECTION: ANGULAR
•
BORE SHAPE: STRAIGHT
•
INTERNAL FIT-UP DESIGNATION: STANDARD
•
STANDARD TOLERANCE DESIGNATION: ABEC NO.1
•
STYLE DESIGNATOR: NON-LOADING GROOVE, NON-SEPARABLE
•
NONDEFINITIVE SPEC/STD DATA: 143 TYPE AND 00 GRADE
•
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)
LOAD DIRECTIONANGULAR
BORE SHAPESTRAIGHT
INTERNAL FIT-UP DESIGNATIONSTANDARD
STANDARD TOLERANCE DESIGNATIONABEC NO.1
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE
NONDEFINITIVE SPEC/STD DATA143 TYPE AND 00 GRADE
MATERIALSTEEL OVERALL
NONDEFINITIVE SPEC/STD DATA143 TYPE AND 00 GRADE
BORE DIAMETER30.00 MILLIMETERS NOMINAL MM
OVERALL WIDTH1.1875 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 26
4.50-6Interchangeable
interchangeable cross-reference
interchangeable
5.30/4.50-6Interchangeable
interchangeable cross-reference
interchangeable
GP5/5.30/4.50-6/TR87/OFF CENTERInterchangeable
interchangeable cross-reference
interchangeable
5307Interchangeable
interchangeable cross-reference
interchangeable
SKF5307Interchangeable
interchangeable cross-reference
interchangeable
HR5069Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 68111?
68111 is a CUP,TAPERED ROLLER BEARING manufactured by Bestway.
What parts can replace 68111?
There are 26 known substitutes for 68111: 4.50-6, 5.30/4.50-6, GP5/5.30/4.50-6/TR87/OFF CENTER and 23 more. Substitute compatibility should be verified for your specific system.
Is 68111 still available?
68111 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