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Technical Data Sheet
PartsTable / COMPONENT / W1808
W1808 ✓ 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

CABLE ASSEMBLY,SPECIAL PURPOSE,E. Key specifications include body_width: 2.125 INCHES NOMINAL IN, body_height: 2.812 INCHES NOMINAL IN, body_length: 2.250 INCHES NOMINAL IN, rating_method: ELECTRICAL SINGLE COMPONENT SINGLE WINDING, inclosure_type: HERMETICALLY SEALED, overall_height: 2.968 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-156-1873, 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
W1808
NSN: 3110-00-156-1873
FSC: 3110
CAGE: 21335 — TIMKEN CO DIV THE TIMKEN COMPANY (USA)
SPECIFICATIONS
body_width2.125 INCHES NOMINAL IN
body_height2.812 INCHES NOMINAL IN
body_length2.250 INCHES NOMINAL IN
rating_methodELECTRICAL SINGLE COMPONENT SINGLE WINDING
inclosure_typeHERMETICALLY SEALED
overall_height2.968 INCHES NOMINAL IN
inductance_typeFIXED
mounting_methodTHREADED STUD(S) SINGLE GROUP
frequency_rating60.0 HERTZ NOMINAL SINGLE COMPONENT
winding_quantity1 SINGLE COMPONENT
inductance_rating10.00 HENRY MAXIMUM SINGLE COMPONENT SINGLE WINDING
nominal_thread_size0.156 INCHES SINGLE GROUP IN
NSN3110-00-156-1873
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: W1808 · 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
TYPICAL APPLICATIONS
  • Server Internal Cabling
  • Data Center Cable Infrastructure
  • SAS/SATA Drive Connectivity
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
W1537KInterchangeable
interchangeable cross-reference
interchangeable
10143403Interchangeable
interchangeable cross-reference
interchangeable
W1537Interchangeable
interchangeable cross-reference
interchangeable
8991929-5Interchangeable
interchangeable cross-reference
interchangeable
NC-051Interchangeable
interchangeable cross-reference
interchangeable
127-0312-004Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is W1808?
W1808 is a CABLE ASSEMBLY,SPECIAL PURPOSE,E.
What parts can replace W1808?
There are 18 known substitutes for W1808: W1537K, 10143403, W1537 and 15 more. Substitute compatibility should be verified for your specific system.
Is W1808 still available?
W1808 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026