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Technical Data Sheet
PartsTable / COMPONENT / B4220
B4220 ✓ 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: 0.6250 INCHES NOMINAL IN, body_width: 3.000 INCHES NOMINAL IN, cone_width: 0.7736 INCHES NOMINAL IN, body_height: 3.375 INCHES NOMINAL IN, body_length: 3.500 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 3110-00-151-9567, 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
B4220
NSN: 3110-00-151-9567
FSC: 3110
CAGE: 23040 — FORD MOTOR CO FORD PARTS AND SERVICE DIV GOVERNMENT PART SALES (USA)
SPECIFICATIONS
materialSTEEL OVERALL
cup_width0.6250 INCHES NOMINAL IN
body_width3.000 INCHES NOMINAL IN
cone_width0.7736 INCHES NOMINAL IN
body_height3.375 INCHES NOMINAL IN
body_length3.500 INCHES NOMINAL IN
bore_diameter1.5740 INCHES NOMINAL IN
overall_width0.7949 INCHES NOMINAL IN
inclosure_typeHERMETICALLY SEALED
standout_width0.1699 INCHES NOMINAL IN
mounting_methodTHREADED STUD(S) SINGLE GROUP
frequency_rating50.0 HERTZ NOMINAL OR 60.0 HERTZ NOMINAL SINGLE COMPONENT
NSN3110-00-151-9567
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: B4220 · 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
•
BACKFACE CORNER RADIUS: 0.0620 INCHES NOMINAL IN
•
CONE CORNER RADIUS: 0.1040 INCHES NOMINAL IN
•
CONE WIDTH: 0.7736 INCHES NOMINAL IN
•
BORE DIAMETER: 1.5740 INCHES NOMINAL IN
•
CUP WIDTH: 0.6250 INCHES NOMINAL IN
•
STANDARD TOLERANCE DESIGNATION: AFBMA CLASS 2
•
OVERALL OUTSIDE DIAMETER: 3.1510 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)
BACKFACE CORNER RADIUS0.0620 INCHES NOMINAL IN
CONE CORNER RADIUS0.1040 INCHES NOMINAL IN
CONE WIDTH0.7736 INCHES NOMINAL IN
BORE DIAMETER1.5740 INCHES NOMINAL IN
CUP WIDTH0.6250 INCHES NOMINAL IN
OVERALL WIDTH0.7949 INCHES NOMINAL IN
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
OVERALL OUTSIDE DIAMETER3.1510 INCHES NOMINAL IN
STANDOUT WIDTH0.1699 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
3139449-0084Interchangeable
interchangeable cross-reference
interchangeable
136693Interchangeable
interchangeable cross-reference
interchangeable
3007145-0Interchangeable
interchangeable cross-reference
interchangeable
10068293Interchangeable
interchangeable cross-reference
interchangeable
497Interchangeable
interchangeable cross-reference
interchangeable
L0-60-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is B4220?
B4220 is a BEARING,ROLLER,TAPERED.
What parts can replace B4220?
There are 20 known substitutes for B4220: 3139449-0084, 136693, 3007145-0 and 17 more. Substitute compatibility should be verified for your specific system.
What is the NSN for B4220?
B4220 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-151-9567. 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