PartsTable
Technical Data Sheet
306KS ✓ 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_shape: STRAIGHT, bore_diameter: 30.00 MILLIMETERS NOMINAL MM, overall_width: 19.0000 MILLIMETERS NOMINAL MM, alignment_type: SELF-ALIGNING, load_direction: RADIAL, surface_finish: GROUND. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-156-5173, 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
306KS
NSN: 3110-00-156-5173
FSC: 3110
CAGE: 21335 — TIMKEN CO DIV THE TIMKEN COMPANY (USA)
SPECIFICATIONS
bore_shapeSTRAIGHT
bore_diameter30.00 MILLIMETERS NOMINAL MM
overall_width19.0000 MILLIMETERS NOMINAL MM
alignment_typeSELF-ALIGNING
load_directionRADIAL
surface_finishGROUND
style_designatorNON-LOADING GROOVE, NON-SEPARABLE
features_providedALIGNING RING
self-alignment_locationEXTERNAL
overall_outside_diameter80.00 MILLIMETERS NOMINAL MM
internal_fit-up_designationSTANDARD
standard_tolerance_designationABEC NO.1
NSN3110-00-156-5173
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 306KS · 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
SELF-ALIGNMENT LOCATION: EXTERNAL
ALIGNMENT TYPE: SELF-ALIGNING
STYLE DESIGNATOR: NON-LOADING GROOVE, NON-SEPARABLE
STANDARD TOLERANCE DESIGNATION: ABEC NO.1
INTERNAL FIT-UP DESIGNATION: STANDARD
LOAD DIRECTION: RADIAL
BORE DIAMETER: 30.00 MILLIMETERS NOMINAL MM
TECHNICAL CHARACTERISTICS (FLIS)
SELF-ALIGNMENT LOCATIONEXTERNAL
ALIGNMENT TYPESELF-ALIGNING
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE
STANDARD TOLERANCE DESIGNATIONABEC NO.1
INTERNAL FIT-UP DESIGNATIONSTANDARD
LOAD DIRECTIONRADIAL
OVERALL WIDTH19.0000 MILLIMETERS NOMINAL MM
BORE DIAMETER30.00 MILLIMETERS NOMINAL MM
FEATURES PROVIDEDALIGNING RING
OVERALL OUTSIDE DIAMETER80.00 MILLIMETERS NOMINAL MM
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
211013Interchangeable
interchangeable cross-reference
interchangeable
7606Interchangeable
interchangeable cross-reference
interchangeable
306KDInterchangeable
interchangeable cross-reference
interchangeable
206Interchangeable
Vise,machinist's
interchangeable
01462Interchangeable
Vise,machinist's
interchangeable
600SInterchangeable
Vise,machinist's
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 306KS?
306KS is a BEARING,BALL,ANNULAR.
What parts can replace 306KS?
There are 13 known substitutes for 306KS: 211013, 7606, 306KD and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 306KS?
306KS is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-156-5173. This indicates validated use in U.S. government and defense supply chains.
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