PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 30681
30681 ✓ 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: ALUMINUM, end_item_identification: VALVE PART NO. 46680-107.

This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-155-6736, 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
30681
NSN: 3110-00-155-6736
FSC: 3110
CAGE: 64985 — WESTERN MACHINE TOOL WKS (USA)
SPECIFICATIONS
materialALUMINUM
end_item_identificationVALVE PART NO. 46680-107
NSN3110-00-155-6736
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 30681 · 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
•
OVERALL OUTSIDE DIAMETER: 90.00 MILLIMETERS NOMINAL MM
•
BORE DIAMETER: 50.00 MILLIMETERS NOMINAL MM
•
MATERIAL: STEEL INNER RING
•
STYLE DESIGNATOR: LOADING GROOVE, NON-SEPARABLE
•
SURFACE FINISH: GROUND
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL OUTSIDE DIAMETER90.00 MILLIMETERS NOMINAL MM
BORE DIAMETER50.00 MILLIMETERS NOMINAL MM
MATERIALSTEEL INNER RING
MATERIALSTEEL BALL
MATERIALSTEEL SHIELD
STYLE DESIGNATORLOADING GROOVE, NON-SEPARABLE
MATERIALSTEEL OUTER RING
SURFACE FINISHGROUND
SHIELD QUANTITY1
INTERNAL FIT-UP DESIGNATIONSTANDARD
VERIFIED SUBSTITUTES & CROSS-REFERENCES 27
183748Interchangeable
interchangeable cross-reference
interchangeable
8699Interchangeable
interchangeable cross-reference
interchangeable
A26Interchangeable
Target,bull's-Eye
interchangeable
8679Interchangeable
interchangeable cross-reference
interchangeable
ASTM-D5118 TYCFVASWGR275STRSCCLDInterchangeable
interchangeable cross-reference
interchangeable
HA7Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 30681?
30681 is a BEARING,BALL,ANNULAR.
What parts can replace 30681?
There are 27 known substitutes for 30681: 183748, 8699, A26 and 24 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 30681?
30681 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-155-6736. 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