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Technical Data Sheet
PartsTable / COMPONENT / 12YS01
12YS01 ✓ 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

SOCKET,PLUG-IN ELECTRONIC COMPON. Key specifications include material: STEEL CORROSION RESISTING OVERALL, alignment_type: RIGID, surface_finish: GROUND, special_features: BANDED OD, thrust_directional_capability_designation: SINGLE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-227-2752, 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
12YS01
NSN: 3110-00-227-2752
FSC: 3110
CAGE: 03489 — ANDREWS BEARING CORP DIV OF MPB CORP SUB OF WHEELABRATOR-FRYE INC (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
alignment_typeRIGID
surface_finishGROUND
special_featuresBANDED OD
thrust_directional_capability_designationSINGLE
NSN3110-00-227-2752
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 12YS01 · 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
•
ALIGNMENT TYPE: RIGID
•
SURFACE FINISH: GROUND
•
THRUST DIRECTIONAL CAPABILITY DESIGNATION: SINGLE
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
ALIGNMENT TYPERIGID
SPECIAL FEATURESBANDED OD
SURFACE FINISHGROUND
THRUST DIRECTIONAL CAPABILITY DESIGNATIONSINGLE
MATERIALSTEEL CORROSION RESISTING OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
KNEELInterchangeable
interchangeable cross-reference
interchangeable
FT28Interchangeable
interchangeable cross-reference
interchangeable
S535343Interchangeable
interchangeable cross-reference
interchangeable
9727-92Interchangeable
interchangeable cross-reference
interchangeable
A2128Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 12YS01?
12YS01 is a SOCKET,PLUG-IN ELECTRONIC COMPON.
What parts can replace 12YS01?
There are 5 known substitutes for 12YS01: KNEEL, FT28, S535343 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 12YS01?
12YS01 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-227-2752. 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