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Technical Data Sheet
PartsTable / COMPONENT / 10387449
10387449 ✓ 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 bore_diameter: 3.3457 INCHES MINIMUM AND 3.3465 INCHES MAXIMUM IN, overall_width: 0.8601 INCHES MINIMUM AND 0.8661 INCHES MAXIMUM IN, overall_outside_diameter: 5.1173 INCHES MINIMUM AND 5.1181 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-01-136-7695, 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
10387449
NSN: 3110-01-136-7695
FSC: 3110
CAGE: A486G — NIMIKKEISTOKESKUS NCB FINLAND (FIN)
SPECIFICATIONS
bore_diameter3.3457 INCHES MINIMUM AND 3.3465 INCHES MAXIMUM IN
overall_width0.8601 INCHES MINIMUM AND 0.8661 INCHES MAXIMUM IN
overall_outside_diameter5.1173 INCHES MINIMUM AND 5.1181 INCHES MAXIMUM IN
NSN3110-01-136-7695
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 10387449 · 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: 3.3457 INCHES MINIMUM AND 3.3465 INCHES MAXIMUM IN
•
OVERALL OUTSIDE DIAMETER: 5.1173 INCHES MINIMUM AND 5.1181 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
BORE DIAMETER3.3457 INCHES MINIMUM AND 3.3465 INCHES MAXIMUM IN
OVERALL OUTSIDE DIAMETER5.1173 INCHES MINIMUM AND 5.1181 INCHES MAXIMUM IN
OVERALL WIDTH0.8601 INCHES MINIMUM AND 0.8661 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
117KSInterchangeable
interchangeable cross-reference
interchangeable
9117KC1Interchangeable
interchangeable cross-reference
interchangeable
3L17Interchangeable
interchangeable cross-reference
interchangeable
11628993Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 10387449?
10387449 is a BEARING,BALL,ANNULAR.
What parts can replace 10387449?
There are 4 known substitutes for 10387449: 117KS, 9117KC1, 3L17 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 10387449?
10387449 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-01-136-7695. 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