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Technical Data Sheet
PartsTable / COMPONENT / X7649
X7649 ✓ 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

CONE AND ROLLERS,TAPERED ROLLER. Key specifications include material: STEEL OVERALL, cone_width: 1.2188 INCHES NOMINAL IN, bore_diameter: 2.0000 INCHES NOMINAL IN, style_designator: NORMAL ANGLE, cone_corner_radius: 0.0940 INCHES NOMINAL IN, standard_tolerance_designation: AFBMA CLASS 2. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-227-4050, 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
X7649
NSN: 3110-00-227-4050
FSC: 3110
CAGE: 61361 — REXWORKS INC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
cone_width1.2188 INCHES NOMINAL IN
bore_diameter2.0000 INCHES NOMINAL IN
style_designatorNORMAL ANGLE
cone_corner_radius0.0940 INCHES NOMINAL IN
standard_tolerance_designationAFBMA CLASS 2
NSN3110-00-227-4050
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: X7649 · 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: 2.0000 INCHES NOMINAL IN
•
CONE WIDTH: 1.2188 INCHES NOMINAL IN
•
CONE CORNER RADIUS: 0.0940 INCHES NOMINAL IN
•
STANDARD TOLERANCE DESIGNATION: AFBMA CLASS 2
•
STYLE DESIGNATOR: NORMAL ANGLE
•
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)
BORE DIAMETER2.0000 INCHES NOMINAL IN
CONE WIDTH1.2188 INCHES NOMINAL IN
CONE CORNER RADIUS0.0940 INCHES NOMINAL IN
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
STYLE DESIGNATORNORMAL ANGLE
MATERIALSTEEL OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
45285Interchangeable
interchangeable cross-reference
interchangeable
B-28Interchangeable
interchangeable cross-reference
interchangeable
1781-0875Interchangeable
interchangeable cross-reference
interchangeable
45285AInterchangeable
interchangeable cross-reference
interchangeable
B45285AInterchangeable
interchangeable cross-reference
interchangeable
763329Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is X7649?
X7649 is a CONE AND ROLLERS,TAPERED ROLLER.
What parts can replace X7649?
There are 17 known substitutes for X7649: 45285, B-28, 1781-0875 and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for X7649?
X7649 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-227-4050. 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