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Technical Data Sheet
PartsTable / COMPONENT / 136539-4
136539-4 ✓ 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: 0.5000 INCHES NOMINAL IN, overall_width: 0.2500 INCHES NOMINAL IN, load_direction: RADIAL, 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 3110-00-108-9342, 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
136539-4
NSN: 3110-00-108-9342
FSC: 3110
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bore_shapeSTRAIGHT
bore_diameter0.5000 INCHES NOMINAL IN
overall_width0.2500 INCHES NOMINAL IN
load_directionRADIAL
surface_finishGROUND
style_designatorLOADING GROOVE, NON-SEPARABLE
overall_outside_diameter1.1250 INCHES NOMINAL IN
internal_fit-up_designationSTANDARD
standard_tolerance_designationABEC NO.1
NSN3110-00-108-9342
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 136539-4 · 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 SHAPE: STRAIGHT
•
INTERNAL FIT-UP DESIGNATION: STANDARD
•
MATERIAL: STEEL OVERALL
•
STYLE DESIGNATOR: LOADING GROOVE, NON-SEPARABLE
•
OVERALL OUTSIDE DIAMETER: 1.1250 INCHES NOMINAL IN
•
LOAD DIRECTION: RADIAL
•
STANDARD TOLERANCE DESIGNATION: ABEC NO.1
•
BORE DIAMETER: 0.5000 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
BORE SHAPESTRAIGHT
INTERNAL FIT-UP DESIGNATIONSTANDARD
MATERIALSTEEL OVERALL
STYLE DESIGNATORLOADING GROOVE, NON-SEPARABLE
OVERALL OUTSIDE DIAMETER1.1250 INCHES NOMINAL IN
LOAD DIRECTIONRADIAL
STANDARD TOLERANCE DESIGNATIONABEC NO.1
BORE DIAMETER0.5000 INCHES NOMINAL IN
OVERALL WIDTH0.2500 INCHES NOMINAL IN
SURFACE FINISHGROUND
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
149-468Interchangeable
interchangeable cross-reference
interchangeable
ART2096Interchangeable
interchangeable cross-reference
interchangeable
5902Interchangeable
interchangeable cross-reference
interchangeable
F8Interchangeable
interchangeable cross-reference
interchangeable
8Interchangeable
interchangeable cross-reference
interchangeable
19003BInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 136539-4?
136539-4 is a BEARING,BALL,ANNULAR.
What parts can replace 136539-4?
There are 14 known substitutes for 136539-4: 149-468, ART2096, 5902 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 136539-4?
136539-4 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-108-9342. 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