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Technical Data Sheet
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17X154 — Technical Data Sheet

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— · 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: 1.1875 INCHES NOMINAL IN, bore_diameter: 2.2500 INCHES NOMINAL IN, special_features: AXIAL DISTANCE BETWEEN CENTER OF ROLLER CONTACT LINE AND CONE STABILITY POINT ON SHAFT AXIS 0.2600 IN. IN, style_designator: NORMAL ANGLE, cone_corner_radius: 0.1400 INCHES NOMINAL IN.

This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System under NSN 3110-00-277-0105, 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
17X154
NSN: 3110-00-277-0105
FSC: 3110
CAGE: 0W357 — PDI GROUND SUPPORT SYSTEMS, INC. (USA)
SPECIFICATIONS
materialSTEEL OVERALL
cone_width1.1875 INCHES NOMINAL IN
bore_diameter2.2500 INCHES NOMINAL IN
special_featuresAXIAL DISTANCE BETWEEN CENTER OF ROLLER CONTACT LINE AND CONE STABILITY POINT ON SHAFT AXIS 0.2600 IN. IN
style_designatorNORMAL ANGLE
cone_corner_radius0.1400 INCHES NOMINAL IN
standard_tolerance_designationAFBMA CLASS 2
NSN3110-00-277-0105
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 17X154 · 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
•
CONE CORNER RADIUS: 0.1400 INCHES NOMINAL IN
•
STANDARD TOLERANCE DESIGNATION: AFBMA CLASS 2
•
CONE WIDTH: 1.1875 INCHES NOMINAL IN
•
BORE DIAMETER: 2.2500 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
•
STYLE DESIGNATOR: NORMAL ANGLE
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
CONE CORNER RADIUS0.1400 INCHES NOMINAL IN
SPECIAL FEATURESAXIAL DISTANCE BETWEEN CENTER OF ROLLER CONTACT LINE AND CONE STABILITY POINT ON SHAFT AXIS 0.2600 IN. IN
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
CONE WIDTH1.1875 INCHES NOMINAL IN
BORE DIAMETER2.2500 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
STYLE DESIGNATORNORMAL ANGLE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
39580InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
35920InterchangeableGOVERNMENT REGISTRY
1TB ix2 Cold Swap
interchangeable
BRTAM2InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
B4524-7414-2InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
55038-3InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
72-287-1InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 17X154?
17X154 is a CONE AND ROLLERS,TAPERED ROLLER.
What parts can replace 17X154?
There are 10 known substitutes for 17X154: 39580, 35920, BRTAM2 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 17X154?
17X154 is cataloged in the Federal Logistics Information System under NSN 3110-00-277-0105. 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: October 2026