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Technical Data Sheet
PartsTable / COMPONENT / 15-334
15-334 ✓ Verified by PartsTable
Trefl · 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 IBM 146.8GB 10K 2Gbps FC HS is a Trefl networking component designed for high-speed data center interconnects and enterprise network infrastructure. Key specifications include angle: 25.0 DEGREES MINIMUM AND 35.0 DEGREES MAXIMUM, material: PLASTIC HANDLE, back_shape: STRAIGHT, body_width: 3.750 INCHES NOMINAL IN, bore_shape: STRAIGHT, joint_type: SCARF-BUTT RETAINER. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-156-4704, 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
15-334
NSN: 3110-00-156-4704
FSC: 3110
CAGE: 44114 — BAE SYSTEMS LAND & ARMAMENTS L.P. (USA)
SPECIFICATIONS
angle25.0 DEGREES MINIMUM AND 35.0 DEGREES MAXIMUM
materialPLASTIC HANDLE
quantity6
back_shapeSTRAIGHT
body_width3.750 INCHES NOMINAL IN
bore_shapeSTRAIGHT
joint_typeSCARF-BUTT RETAINER
body_height5.500 INCHES NOMINAL IN
body_length4.125 INCHES NOMINAL IN
blade_length15.000 INCHES NOMINAL IN
bore_diameter35.00 MILLIMETERS NOMINAL MM
contact_angle25.0 DEGREES MAXIMUM
NSN3110-00-156-4704
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 15-334 · Trefl ⚠ 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
•
146.8GB Capacity
•
10K RPM Speed
•
LOAD DIRECTION: ANGULAR
•
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION: MIL-G-18709 MIL SPEC SINGLE MATERIAL RESPONSE
•
STANDARD TOLERANCE DESIGNATION: ABEC NO.1
•
CONTACT ANGLE: 25.0 DEGREES MAXIMUM
•
INTERNAL FIT-UP DESIGNATION: STANDARD
•
INTERNAL FIT-UP CONTACT ANGULAR DIRECTION: OUTWARD CONVERGENT
•
LUBRICATION MATERIAL: GREASE
TYPICAL APPLICATIONS
  • Data center top-of-rack switching
  • High-speed server interconnects (10G/25G/40G/100G)
  • Storage network fabric (iSCSI, FCoE)
  • Campus and branch network infrastructure
  • Firewall and security appliance connectivity
  • WAN edge and SD-WAN deployments
TECHNICAL CHARACTERISTICS (FLIS)
LOAD DIRECTIONANGULAR
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATIONMIL-G-18709 MIL SPEC SINGLE MATERIAL RESPONSE
STANDARD TOLERANCE DESIGNATIONABEC NO.1
CONTACT ANGLE25.0 DEGREES MAXIMUM
INTERNAL FIT-UP DESIGNATIONSTANDARD
INTERNAL FIT-UP CONTACT ANGULAR DIRECTIONOUTWARD CONVERGENT
LUBRICATION MATERIALGREASE
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATIONMIL-G-18709 MIL SPEC SINGLE MATERIAL RESPONSE
BORE SHAPESTRAIGHT
RETAINER FABRICATION METHODPRESSED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 26
MIL-S-37080Interchangeable
Slippers,convalescent Patients'
interchangeable
5207Interchangeable
IBM 146.8GB 10K 2Gbps FC HS
interchangeable
607127-18Interchangeable
interchangeable cross-reference
interchangeable
N265Interchangeable
interchangeable cross-reference
interchangeable
181-48Interchangeable
interchangeable cross-reference
interchangeable
42E16X5207Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 15-334?
15-334 is a IBM 146.8GB 10K 2Gbps FC HS manufactured by Trefl.
What parts can replace 15-334?
There are 26 known substitutes for 15-334: MIL-S-37080, 5207, 607127-18 and 23 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 15-334?
15-334 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-156-4704. 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