PartsTable
Technical Data Sheet
A52491-58 ✓ 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,THRUST is a the manufacturer industrial component. Key specifications include material: STEEL COMP E51100 OR STEEL COMP E52100 OVERALL, alignment_type: RIGID, overall_height: 14.0 MILLIMETERS NOMINAL MM, surface_finish: GROUND, style_designator: GROOVED RACE SURFACE, bore_smallest_diameter: 45.0 MILLIMETERS NOMINAL MM. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-158-6626, 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
A52491-58
NSN: 3110-00-158-6626
FSC: 3110
CAGE: 58536 — FEDERAL COMMERCIAL ITEM DESCRIPTION PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC (USA)
SPECIFICATIONS
materialSTEEL COMP E51100 OR STEEL COMP E52100 OVERALL
alignment_typeRIGID
overall_height14.0 MILLIMETERS NOMINAL MM
surface_finishGROUND
style_designatorGROOVED RACE SURFACE
bore_smallest_diameter45.0 MILLIMETERS NOMINAL MM
overall_outside_diameter65.0 MILLIMETERS NOMINAL MM
standard_tolerance_designationAFBMA STD TOLERANCE FOR THRUST BEARINGS
material_document_and_classification66 FED STD ALL MATERIAL RESPONSES OVERALL
thrust_directional_capability_designationSINGLE
NSN3110-00-158-6626
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: A52491-58 · 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
STANDARD TOLERANCE DESIGNATION: AFBMA STD TOLERANCE FOR THRUST BEARINGS
ALIGNMENT TYPE: RIGID
SURFACE FINISH: GROUND
THRUST DIRECTIONAL CAPABILITY DESIGNATION: SINGLE
BORE SMALLEST DIAMETER: 45.0 MILLIMETERS NOMINAL MM
OVERALL OUTSIDE DIAMETER: 65.0 MILLIMETERS NOMINAL MM
MATERIAL: STEEL COMP E51100 OR STEEL COMP E52100 OVERALL
STYLE DESIGNATOR: GROOVED RACE SURFACE
TECHNICAL CHARACTERISTICS (FLIS)
STANDARD TOLERANCE DESIGNATIONAFBMA STD TOLERANCE FOR THRUST BEARINGS
ALIGNMENT TYPERIGID
SURFACE FINISHGROUND
THRUST DIRECTIONAL CAPABILITY DESIGNATIONSINGLE
BORE SMALLEST DIAMETER45.0 MILLIMETERS NOMINAL MM
OVERALL OUTSIDE DIAMETER65.0 MILLIMETERS NOMINAL MM
MATERIALSTEEL COMP E51100 OR STEEL COMP E52100 OVERALL
STYLE DESIGNATORGROOVED RACE SURFACE
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD ALL MATERIAL RESPONSES OVERALL
OVERALL HEIGHT14.0 MILLIMETERS NOMINAL MM
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
1201TInterchangeable
interchangeable cross-reference
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EE367PC48Interchangeable
interchangeable cross-reference
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T2761Interchangeable
interchangeable cross-reference
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QQ-A-200/3Interchangeable
interchangeable cross-reference
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121Interchangeable
interchangeable cross-reference
interchangeable
A1806Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A52491-58?
A52491-58 is a BEARING,BALL,THRUST.
What parts can replace A52491-58?
There are 21 known substitutes for A52491-58: 1201T, EE367PC48, T2761 and 18 more. Substitute compatibility should be verified for your specific system.
Is A52491-58 still available?
A52491-58 is currently cancelled.
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