PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 136539-8
136539-8 ✓ 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 inside_diameter: 0.750 INCHES NOMINAL IN, end_item_identification: TRUCK, FIREFIGHTING 4210-01-486-1035, measuring_method_and_length: 72.000 INCHES NOMINAL OVERALL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-155-8890, 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
136539-8
NSN: 3110-00-155-8890
FSC: 3110
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
inside_diameter0.750 INCHES NOMINAL IN
end_item_identificationTRUCK, FIREFIGHTING 4210-01-486-1035
measuring_method_and_length72.000 INCHES NOMINAL OVERALL IN
NSN3110-00-155-8890
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 136539-8 · 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
•
STANDARD TOLERANCE DESIGNATION: ABEC NO.1
•
STYLE DESIGNATOR: NON-LOADING GROOVE, NON-SEPARABLE
•
BORE SHAPE: STRAIGHT
•
NONDEFINITIVE SPEC/STD DATA: 115 TYPE AND 00 GRADE
•
DEPARTURE FROM CITED DESIGNATOR: AS MODIFIED BY OVERALL OUTSIDE DIAMETER
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
STANDARD TOLERANCE DESIGNATIONABEC NO.1
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE
BORE SHAPESTRAIGHT
BORE SHAPESTRAIGHT
NONDEFINITIVE SPEC/STD DATA115 TYPE AND 00 GRADE
DEPARTURE FROM CITED DESIGNATORAS MODIFIED BY OVERALL OUTSIDE DIAMETER
MATERIALSTEEL OVERALL
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE
NONDEFINITIVE SPEC/STD DATA115 TYPE AND 00 GRADE
MATERIALSTEEL OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 24
MS10Interchangeable
interchangeable cross-reference
interchangeable
78E6N1510Interchangeable
interchangeable cross-reference
interchangeable
531544-1Interchangeable
interchangeable cross-reference
interchangeable
1000R174Interchangeable
interchangeable cross-reference
interchangeable
402294-48Interchangeable
interchangeable cross-reference
interchangeable
R16X3AInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 136539-8?
136539-8 is a BEARING,BALL,ANNULAR.
What parts can replace 136539-8?
There are 24 known substitutes for 136539-8: MS10, 78E6N1510, 531544-1 and 21 more. Substitute compatibility should be verified for your specific system.
Is 136539-8 still available?
136539-8 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