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Technical Data Sheet
PartsTable / COMPONENT / 5208KFFST
5208KFFST ✓ 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 COMP 440C OVERALL, bore_shape: STRAIGHT, bore_diameter: 40.00 MILLIMETERS NOMINAL MM, overall_width: 1.1875 INCHES NOMINAL IN, load_direction: ANGULAR, surface_finish: GROUND. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-156-1279, 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
5208KFFST
NSN: 3110-00-156-1279
FSC: 3110
CAGE: 38443 — SKF USA INC. (USA)
SPECIFICATIONS
materialSTEEL COMP 440C OVERALL
bore_shapeSTRAIGHT
bore_diameter40.00 MILLIMETERS NOMINAL MM
overall_width1.1875 INCHES NOMINAL IN
load_directionANGULAR
surface_finishGROUND
shield_quantity2
style_designatorLOADING GROOVE, NON-SEPARABLE
lubrication_materialGREASE
overall_outside_diameter80.00 MILLIMETERS NOMINAL MM
internal_fit-up_designationSTANDARD
retainer_fabrication_methodPRESSED
NSN3110-00-156-1279
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 5208KFFST · 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
•
INTERNAL FIT-UP CONTACT ANGULAR DIRECTION: INWARD CONVERGENT
•
MATERIAL DOCUMENT AND CLASSIFICATION: 66 FED STD SINGLE MATERIAL RESPONSE OVERALL
•
MATERIAL: STEEL COMP 440C OVERALL
•
INTERNAL FIT-UP DESIGNATION: STANDARD
•
STYLE DESIGNATOR: LOADING GROOVE, NON-SEPARABLE
•
BORE SHAPE: STRAIGHT
TECHNICAL CHARACTERISTICS (FLIS)
INTERNAL FIT-UP CONTACT ANGULAR DIRECTIONINWARD CONVERGENT
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 440C OVERALL
INTERNAL FIT-UP DESIGNATIONSTANDARD
STYLE DESIGNATORLOADING GROOVE, NON-SEPARABLE
OVERALL WIDTH1.1875 INCHES NOMINAL IN
BORE SHAPESTRAIGHT
INTERNAL FIT-UP DESIGNATIONSTANDARD
SHIELD QUANTITY2
INTERNAL FIT-UP CONTACT ANGULAR DIRECTIONINWARD CONVERGENT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
277-5Interchangeable
interchangeable cross-reference
interchangeable
128054AInterchangeable
interchangeable cross-reference
interchangeable
114026Interchangeable
interchangeable cross-reference
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L648REV3Interchangeable
interchangeable cross-reference
interchangeable
WG00656Interchangeable
interchangeable cross-reference
interchangeable
47004Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 5208KFFST?
5208KFFST is a BEARING,BALL,ANNULAR.
What parts can replace 5208KFFST?
There are 16 known substitutes for 5208KFFST: 277-5, 128054A, 114026 and 13 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 5208KFFST?
5208KFFST is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-156-1279. 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