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Technical Data Sheet
PartsTable / COMPONENT / QB72547-19
QB72547-19 ✓ 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 CORROSION RESISTING OVERALL, bore_shape: STRAIGHT, flange_width: 0.0420 INCHES NOMINAL IN, bore_diameter: 0.2500 INCHES NOMINAL IN, overall_width: 0.1960 INCHES NOMINAL IN, load_direction: RADIAL. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-806-4946, 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
QB72547-19
NSN: 3110-00-806-4946
FSC: 3110
CAGE: 19315 — HONEYWELL INTL INC DEFENSE AVIONICS SYSTEMS FORMER BENDIX NAVIGATION AND CONTROL SYSTEMS (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
bore_shapeSTRAIGHT
flange_width0.0420 INCHES NOMINAL IN
bore_diameter0.2500 INCHES NOMINAL IN
overall_width0.1960 INCHES NOMINAL IN
load_directionRADIAL
surface_finishGROUND
shield_quantity2
style_designatorNON-LOADING GROOVE, NON-SEPARABLE
lubrication_materialOIL
flange_outside_diameter0.6900 INCHES NOMINAL IN
internal_fit-up_designationSTANDARD
NSN3110-00-806-4946
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: QB72547-19 · 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
•
SURFACE FINISH: GROUND
•
INTERNAL FIT-UP DESIGNATION: STANDARD
•
STANDARD TOLERANCE DESIGNATION: ABEC NO.7
•
FLANGE OUTSIDE DIAMETER: 0.6900 INCHES NOMINAL IN
•
FLANGE WIDTH: 0.0420 INCHES NOMINAL IN
•
SHIELD QUANTITY: 2
•
BORE SHAPE: STRAIGHT
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL WIDTH0.1960 INCHES NOMINAL IN
SURFACE FINISHGROUND
INTERNAL FIT-UP DESIGNATIONSTANDARD
STANDARD TOLERANCE DESIGNATIONABEC NO.7
FLANGE OUTSIDE DIAMETER0.6900 INCHES NOMINAL IN
FLANGE WIDTH0.0420 INCHES NOMINAL IN
SHIELD QUANTITY2
BORE SHAPESTRAIGHT
RETAINER FABRICATION METHODPRESSED
OUTER RING OUTSIDE DIAMETER0.6250 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 32
45-000-35Interchangeable
interchangeable cross-reference
interchangeable
MIL-B-81793/08Interchangeable
interchangeable cross-reference
interchangeable
1225768PC35Interchangeable
interchangeable cross-reference
interchangeable
1049-139Interchangeable
interchangeable cross-reference
interchangeable
238-16-00-66Interchangeable
interchangeable cross-reference
interchangeable
SFR3FF3-0-11Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is QB72547-19?
QB72547-19 is a BEARING,BALL,ANNULAR.
What parts can replace QB72547-19?
There are 32 known substitutes for QB72547-19: 45-000-35, MIL-B-81793/08, 1225768PC35 and 29 more. Substitute compatibility should be verified for your specific system.
Is QB72547-19 still available?
QB72547-19 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