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Technical Data Sheet
PartsTable / COMPONENT / 477-472
477-472 ✓ 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: 0.9542 INCHES NOMINAL IN, cone_width: 1.1420 INCHES NOMINAL IN, bore_diameter: 2.5000 INCHES NOMINAL IN, overall_width: 1.1730 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 3110-00-100-4167, 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
477-472
NSN: 3110-00-100-4167
FSC: 3110
CAGE: 01212 — FEDERAL-MOGUL CORP GOVERNMENT SALES DEPT (USA)
SPECIFICATIONS
materialSTEEL OVERALL
cup_width0.9542 INCHES NOMINAL IN
cone_width1.1420 INCHES NOMINAL IN
bore_diameter2.5000 INCHES NOMINAL IN
overall_width1.1730 INCHES NOMINAL IN
standout_width0.2188 INCHES NOMINAL IN
style_designatorSTRAIGHT BORE, NORMAL ANGLE
cone_corner_radius0.0310 INCHES NOMINAL IN
backface_corner_radius0.0780 INCHES NOMINAL IN
overall_outside_diameter4.7244 INCHES NOMINAL IN
standard_tolerance_designationAFBMA CLASS 2
NSN3110-00-100-4167
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 477-472 · 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
•
CUP WIDTH: 0.9542 INCHES NOMINAL IN
•
STANDOUT WIDTH: 0.2188 INCHES NOMINAL IN
•
OVERALL OUTSIDE DIAMETER: 4.7244 INCHES NOMINAL IN
•
CONE WIDTH: 1.1420 INCHES NOMINAL IN
•
CONE CORNER RADIUS: 0.0310 INCHES NOMINAL IN
•
BACKFACE CORNER RADIUS: 0.0780 INCHES NOMINAL IN
•
BORE DIAMETER: 2.5000 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)
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
CUP WIDTH0.9542 INCHES NOMINAL IN
STANDOUT WIDTH0.2188 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER4.7244 INCHES NOMINAL IN
CONE WIDTH1.1420 INCHES NOMINAL IN
CONE CORNER RADIUS0.0310 INCHES NOMINAL IN
BACKFACE CORNER RADIUS0.0780 INCHES NOMINAL IN
BORE DIAMETER2.5000 INCHES NOMINAL IN
STYLE DESIGNATORSTRAIGHT BORE, NORMAL ANGLE
MATERIALSTEEL OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
00250-0023Interchangeable
interchangeable cross-reference
interchangeable
7017Interchangeable
interchangeable cross-reference
interchangeable
1-3514Interchangeable
interchangeable cross-reference
interchangeable
945827Interchangeable
interchangeable cross-reference
interchangeable
25501-5SInterchangeable
interchangeable cross-reference
interchangeable
SP36Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 477-472?
477-472 is a BEARING,ROLLER,TAPERED.
What parts can replace 477-472?
There are 19 known substitutes for 477-472: 00250-0023, 7017, 1-3514 and 16 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 477-472?
477-472 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-100-4167. 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