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Technical Data Sheet
PartsTable / COMPONENT / 89143
89143 ✓ Verified by PartsTable
Legrand · 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

Legrand’s transceiver offering has been expanded to operate in a wider range of equipment from popular manufacturers such as Arista®, Brocade®, Cisco®, Finisar®, HP®, Juniper®, and more. Legrand’s transceiver offering is competitively priced, TAA compliant and guaranteed to meet or exceed OEM specifications. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-108-9332, 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
89143
NSN: 3110-00-108-9332
FSC: 3110
CAGE: 03848 — ARMA DIV AMBAC INDUSTRIES INC
SPECIFICATIONS
materialSTEEL OVERALL
bore_shapeSTRAIGHT
bore_diameter0.1875 INCHES NOMINAL IN
overall_width0.1562 INCHES NOMINAL IN
load_directionRADIAL
surface_finishGROUND
style_designatorLOADING GROOVE, NON-SEPARABLE
overall_outside_diameter0.5000 INCHES NOMINAL IN
internal_fit-up_designationSTANDARD
standard_tolerance_designationABEC NO.1
NSN3110-00-108-9332
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 89143 · Legrand ⚠ 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
•
STYLE DESIGNATOR: LOADING GROOVE, NON-SEPARABLE
•
MATERIAL: STEEL OVERALL
•
BORE SHAPE: STRAIGHT
•
STANDARD TOLERANCE DESIGNATION: ABEC NO.1
•
LOAD DIRECTION: RADIAL
•
BORE DIAMETER: 0.1875 INCHES NOMINAL IN
•
INTERNAL FIT-UP DESIGNATION: STANDARD
TYPICAL APPLICATIONS
  • Server Internal Cabling
  • Data Center Cable Infrastructure
  • SAS/SATA Drive Connectivity
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATORLOADING GROOVE, NON-SEPARABLE
MATERIALSTEEL OVERALL
OVERALL WIDTH0.1562 INCHES NOMINAL IN
BORE SHAPESTRAIGHT
STANDARD TOLERANCE DESIGNATIONABEC NO.1
LOAD DIRECTIONRADIAL
BORE DIAMETER0.1875 INCHES NOMINAL IN
INTERNAL FIT-UP DESIGNATIONSTANDARD
SURFACE FINISHGROUND
OVERALL OUTSIDE DIAMETER0.5000 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 28
3246FXInterchangeable
interchangeable cross-reference
interchangeable
121207Interchangeable
interchangeable cross-reference
interchangeable
A733S-49CFBInterchangeable
interchangeable cross-reference
interchangeable
335FTInterchangeable
interchangeable cross-reference
interchangeable
11056Interchangeable
interchangeable cross-reference
interchangeable
4RIU4-256-5UMIB11 3-8Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 89143?
89143 is a CABLE ASSEMBLY,SPECIAL PURPOSE,E manufactured by Legrand.
What parts can replace 89143?
There are 28 known substitutes for 89143: 3246FX, 121207, A733S-49CFB and 25 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 89143?
89143 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-108-9332. 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