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Technical Data Sheet
PartsTable / COMPONENT / A5306-1B1
A5306-1B1 ✓ 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 OVERALL, bore_shape: STRAIGHT, bore_diameter: 1.1811 INCHES NOMINAL IN, overall_width: 1.1875 INCHES NOMINAL IN, load_direction: ANGULAR, 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 3110-00-554-6080, 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
A5306-1B1
NSN: 3110-00-554-6080
FSC: 3110
CAGE: 21760 — SCHATZ BEARING CORPORATION DBA SCHATZ BEARING CORP (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bore_shapeSTRAIGHT
bore_diameter1.1811 INCHES NOMINAL IN
overall_width1.1875 INCHES NOMINAL IN
load_directionANGULAR
surface_finishGROUND
style_designatorLOADING GROOVE, NON-SEPARABLE
overall_outside_diameter2.8346 INCHES NOMINAL IN
internal_fit-up_designationSTANDARD
retainer_fabrication_methodPRESSED
standard_tolerance_designationABEC NO.1
internal_fit-up_contact_angular_directionOUTWARD CONVERGENT
NSN3110-00-554-6080
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: A5306-1B1 · 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
•
STYLE DESIGNATOR: LOADING GROOVE, NON-SEPARABLE
•
MATERIAL: STEEL OVERALL
•
INTERNAL FIT-UP DESIGNATION: STANDARD
•
STANDARD TOLERANCE DESIGNATION: ABEC NO.1
•
INTERNAL FIT-UP CONTACT ANGULAR DIRECTION: OUTWARD CONVERGENT
•
RETAINER FABRICATION METHOD: PRESSED
•
BORE SHAPE: STRAIGHT
•
BORE DIAMETER: 1.1811 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATORLOADING GROOVE, NON-SEPARABLE
MATERIALSTEEL OVERALL
INTERNAL FIT-UP DESIGNATIONSTANDARD
STANDARD TOLERANCE DESIGNATIONABEC NO.1
INTERNAL FIT-UP CONTACT ANGULAR DIRECTIONOUTWARD CONVERGENT
RETAINER FABRICATION METHODPRESSED
BORE SHAPESTRAIGHT
BORE DIAMETER1.1811 INCHES NOMINAL IN
LOAD DIRECTIONANGULAR
SURFACE FINISHGROUND
VERIFIED SUBSTITUTES & CROSS-REFERENCES 27
4.50-6Interchangeable
interchangeable cross-reference
interchangeable
5.30/4.50-6Interchangeable
interchangeable cross-reference
interchangeable
GP5/5.30/4.50-6/TR87/OFF CENTERInterchangeable
interchangeable cross-reference
interchangeable
BS4-1575P19Interchangeable
interchangeable cross-reference
interchangeable
34-135-1Interchangeable
interchangeable cross-reference
interchangeable
5306Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A5306-1B1?
A5306-1B1 is a BEARING,BALL,ANNULAR.
What parts can replace A5306-1B1?
There are 27 known substitutes for A5306-1B1: 4.50-6, 5.30/4.50-6, GP5/5.30/4.50-6/TR87/OFF CENTER and 24 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A5306-1B1?
A5306-1B1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-554-6080. 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