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Technical Data Sheet
PartsTable / COMPONENT / BB43
BB43 ✓ 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

CYLINDER ASSEMBLY,ACTUATING,LINE. Key specifications include material: RUBBER BODY, bore_shape: STRAIGHT, bore_diameter: 9.00 MILLIMETERS NOMINAL MM, nominal_width: 0.656 INCHES IN, overall_width: 9.0 MILLIMETERS NOMINAL MM, alignment_type: RIGID. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-144-8488, 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
BB43
NSN: 3110-00-144-8488
FSC: 3110
CAGE: 28873 — ITW FOOD EQUIPMENT GROUP LLC DBA HOBART SERVICE (USA)
SPECIFICATIONS
materialRUBBER BODY
bore_shapeSTRAIGHT
bore_diameter9.00 MILLIMETERS NOMINAL MM
nominal_width0.656 INCHES IN
overall_width9.0 MILLIMETERS NOMINAL MM
alignment_typeRIGID
load_directionRADIAL
nominal_length45.800 INCHES IN
overall_height0.7500 INCHES NOMINAL IN
surface_finishGROUND
style_designatorDOUBLE PLAIN
bore_smallest_diameter2.0000 INCHES NOMINAL IN
NSN3110-00-144-8488
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: BB43 · 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
•
BORE SHAPE: STRAIGHT
•
MATERIAL: STEEL BALL
•
STYLE DESIGNATOR: NON-LOADING GROOVE, NON-SEPARABLE
•
SURFACE FINISH: GROUND
•
BORE DIAMETER: 9.00 MILLIMETERS NOMINAL MM
TECHNICAL CHARACTERISTICS (FLIS)
BORE SHAPESTRAIGHT
MATERIALSTEEL BALL
MATERIALSTEEL INNER RING
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE
MATERIALSTEEL OUTER RING
SURFACE FINISHGROUND
BORE DIAMETER9.00 MILLIMETERS NOMINAL MM
OVERALL WIDTH9.0 MILLIMETERS NOMINAL MM
INTERNAL FIT-UP DESIGNATIONSTANDARD
STANDARD TOLERANCE DESIGNATIONABEC NO.1
VERIFIED SUBSTITUTES & CROSS-REFERENCES 31
985768Interchangeable
interchangeable cross-reference
interchangeable
R-9Interchangeable
interchangeable cross-reference
interchangeable
17-PInterchangeable
interchangeable cross-reference
interchangeable
64837R91Interchangeable
interchangeable cross-reference
interchangeable
F8448Interchangeable
interchangeable cross-reference
interchangeable
8068Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is BB43?
BB43 is a CYLINDER ASSEMBLY,ACTUATING,LINE.
What parts can replace BB43?
There are 31 known substitutes for BB43: 985768, R-9, 17-P and 28 more. Substitute compatibility should be verified for your specific system.
Is BB43 still available?
BB43 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026