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Technical Data Sheet
PartsTable / COMPONENT / 308W
308W ✓ 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

The BEARING,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include bore_diameter: 1.5748 INCHES NOMINAL IN, overall_width: 0.9060 INCHES NOMINAL IN, overall_outside_diameter: 3.5433 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-554-5968, 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
308W
NSN: 3110-00-554-5968
FSC: 3110
CAGE: 37857 — MAINE STEEL CORP (USA)
SPECIFICATIONS
bore_diameter1.5748 INCHES NOMINAL IN
overall_width0.9060 INCHES NOMINAL IN
overall_outside_diameter3.5433 INCHES NOMINAL IN
NSN3110-00-554-5968
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 308W · 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
•
OVERALL OUTSIDE DIAMETER: 90.00 MILLIMETERS NOMINAL MM
•
STYLE DESIGNATOR: LOADING GROOVE, NON-SEPARABLE
•
MATERIAL: STEEL OVERALL
•
RETAINER FABRICATION METHOD: PRESSED
•
STANDARD TOLERANCE DESIGNATION: ABEC NO.1
•
BORE DIAMETER: 40.00 MILLIMETERS NOMINAL MM
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL OUTSIDE DIAMETER90.00 MILLIMETERS NOMINAL MM
STYLE DESIGNATORLOADING GROOVE, NON-SEPARABLE
MATERIALSTEEL OVERALL
RETAINER FABRICATION METHODPRESSED
STANDARD TOLERANCE DESIGNATIONABEC NO.1
OVERALL WIDTH23.0 MILLIMETERS NOMINAL MM
END ITEM IDENTIFICATION2420-66-148-7692, HMEE (HIGH MOBILITY ENGINEER EXCAVATOR)
BORE DIAMETER40.00 MILLIMETERS NOMINAL MM
LOAD DIRECTIONRADIAL
BORE SHAPESTRAIGHT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 31
41796-4Interchangeable
interchangeable cross-reference
interchangeable
1607XInterchangeable
interchangeable cross-reference
interchangeable
AA59589-207JABTInterchangeable
interchangeable cross-reference
interchangeable
A-A-59589Interchangeable
interchangeable cross-reference
interchangeable
422-2Interchangeable
interchangeable cross-reference
interchangeable
25953-2-11Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 308W?
308W is a BEARING,BALL,ANNULAR.
What parts can replace 308W?
There are 31 known substitutes for 308W: 41796-4, 1607X, AA59589-207JABT and 28 more. Substitute compatibility should be verified for your specific system.
Is 308W still available?
308W 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