PartsTable
Technical Data Sheet
PartsTable / COMPONENT / S1KDDFS381
S1KDDFS381 ✓ 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 E52100 OUTER RING, bore_shape: STRAIGHT, bore_diameter: 0.2497 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN, overall_width: 0.2762 INCHES MINIMUM AND 0.2812 INCHES MAXIMUM IN, load_direction: RADIAL, surface_finish: GROUND. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-554-5710, 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
S1KDDFS381
NSN: 3110-00-554-5710
FSC: 3110
CAGE: 21335 — TIMKEN CO DIV THE TIMKEN COMPANY (USA)
SPECIFICATIONS
materialSTEEL COMP E52100 OUTER RING
bore_shapeSTRAIGHT
bore_diameter0.2497 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN
overall_width0.2762 INCHES MINIMUM AND 0.2812 INCHES MAXIMUM IN
load_directionRADIAL
surface_finishGROUND
shield_quantity2
style_designatorNON-LOADING GROOVE, NON-SEPARABLE
lubrication_materialGREASE
overall_outside_diameter0.7496 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN
retainer_fabrication_methodMACHINED
standard_tolerance_designationABEC NO.1
NSN3110-00-554-5710
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: S1KDDFS381 · 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
6157-P-17-13Interchangeable
interchangeable cross-reference
interchangeable
S1KDDFS381Interchangeable
interchangeable cross-reference
interchangeable
R4AFF4E1-06A019A73B0000-0Interchangeable
Same NIIN cross-reference
interchangeable
4130207-10Interchangeable
Same NIIN cross-reference
interchangeable
77R4AX1MILL7711Interchangeable
Same NIIN cross-reference
interchangeable
FF-B-171Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
Ready to buy S1KDDFS381?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is S1KDDFS381?
S1KDDFS381 is a BEARING,BALL,ANNULAR.
What parts can replace S1KDDFS381?
There are 8 known substitutes for S1KDDFS381: 6157-P-17-13, S1KDDFS381, R4AFF4E1-06A019A73B0000-0 and 5 more. Substitute compatibility should be verified for your specific system.
Is S1KDDFS381 still available?
S1KDDFS381 is currently cancelled.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — S1KDDFS381

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026