PartsTable
Technical Data Sheet
308PF4 ✓ 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 material: STEEL OVERALL, bore_shape: STRAIGHT, bore_diameter: 40.00 MILLIMETERS NOMINAL MM, overall_width: 23.0 MILLIMETERS NOMINAL MM, load_direction: RADIAL, surface_finish: GROUND. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-554-5719, 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
308PF4
NSN: 3110-00-554-5719
FSC: 3110
CAGE: 43991 — FAG BEARINGS CORPORATION (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bore_shapeSTRAIGHT
bore_diameter40.00 MILLIMETERS NOMINAL MM
overall_width23.0 MILLIMETERS NOMINAL MM
load_directionRADIAL
surface_finishGROUND
shield_quantity1
style_designatorNON-LOADING GROOVE, NON-SEPARABLE
overall_outside_diameter90.00 MILLIMETERS NOMINAL MM
internal_fit-up_designationSTANDARD
retainer_fabrication_methodPRESSED
standard_tolerance_designationABEC NO.1
NSN3110-00-554-5719
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 308PF4 · 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
BORE DIAMETER: 40.00 MILLIMETERS NOMINAL MM
OVERALL OUTSIDE DIAMETER: 90.00 MILLIMETERS NOMINAL MM
SURFACE FINISH: GROUND
LOAD DIRECTION: RADIAL
STYLE DESIGNATOR: NON-LOADING GROOVE, NON-SEPARABLE
MATERIAL: STEEL OVERALL
SHIELD QUANTITY: 1
TECHNICAL CHARACTERISTICS (FLIS)
BORE DIAMETER40.00 MILLIMETERS NOMINAL MM
OVERALL OUTSIDE DIAMETER90.00 MILLIMETERS NOMINAL MM
SURFACE FINISHGROUND
OVERALL WIDTH23.0 MILLIMETERS NOMINAL MM
LOAD DIRECTIONRADIAL
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE
MATERIALSTEEL OVERALL
SHIELD QUANTITY1
STANDARD TOLERANCE DESIGNATIONABEC NO.1
RETAINER FABRICATION METHODPRESSED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 37
610697Interchangeable
interchangeable cross-reference
interchangeable
900553Interchangeable
interchangeable cross-reference
interchangeable
25T819D7Interchangeable
interchangeable cross-reference
interchangeable
308KDDFS160Interchangeable
interchangeable cross-reference
interchangeable
308SFFB107A006A75C0000-0Interchangeable
interchangeable cross-reference
interchangeable
77608X1MILG3278AInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 308PF4?
308PF4 is a BEARING,BALL,ANNULAR.
What parts can replace 308PF4?
There are 37 known substitutes for 308PF4: 610697, 900553, 25T819D7 and 34 more. Substitute compatibility should be verified for your specific system.
Is 308PF4 still available?
308PF4 is currently cancelled.
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