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Technical Data Sheet
PartsTable / COMPONENT / 3908P11
3908P11 ✓ 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

RESISTOR,VARIABLE,WIRE WOUND,NON. Key specifications include material: STEEL OVERALL, style_designator: BALL, rolling_element_diameter: 0.5000 INCHES NOMINAL IN, standard_tolerance_designation: AFBMA STD TOLERANCE FOR BALLS, GRADE 50. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-100-6186, 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
3908P11
NSN: 3110-00-100-6186
FSC: 3110
CAGE: 27618 — TAYLOR MACHINE WORKS INC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
style_designatorBALL
rolling_element_diameter0.5000 INCHES NOMINAL IN
standard_tolerance_designationAFBMA STD TOLERANCE FOR BALLS, GRADE 50
NSN3110-00-100-6186
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 3908P11 · 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
•
ROLLING ELEMENT DIAMETER: 0.5000 INCHES NOMINAL IN
•
STANDARD TOLERANCE DESIGNATION: AFBMA STD TOLERANCE FOR BALLS, GRADE 50
•
STYLE DESIGNATOR: BALL
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
ROLLING ELEMENT DIAMETER0.5000 INCHES NOMINAL IN
STANDARD TOLERANCE DESIGNATIONAFBMA STD TOLERANCE FOR BALLS, GRADE 50
STYLE DESIGNATORBALL
MATERIALSTEEL OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 26
114-548Interchangeable
interchangeable cross-reference
interchangeable
1-0248Interchangeable
interchangeable cross-reference
interchangeable
CB1248Interchangeable
interchangeable cross-reference
interchangeable
DSNH811007780Interchangeable
interchangeable cross-reference
interchangeable
DFS00001Interchangeable
interchangeable cross-reference
interchangeable
A-A-2877Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 3908P11?
3908P11 is a RESISTOR,VARIABLE,WIRE WOUND,NON.
What parts can replace 3908P11?
There are 26 known substitutes for 3908P11: 114-548, 1-0248, CB1248 and 23 more. Substitute compatibility should be verified for your specific system.
Is 3908P11 still available?
3908P11 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