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Technical Data Sheet
PartsTable / COMPONENT / 458841A
458841A ✓ 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,ROLLER,CYLINDRICAL is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, body_style: PLAIN, SOLID, bore_style: W/ KEYWAY BOTH ENDS, teeth_type: SINGLE HELIX, tooth_form: STANDARD, helix_angle: 45.0000 DEGREES. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-052-1292, 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
458841A
NSN: 3110-00-052-1292
FSC: 3110
CAGE: 52676 — SKF USA INC. (USA)
SPECIFICATIONS
materialSTEEL OVERALL
body_stylePLAIN, SOLID
bore_styleW/ KEYWAY BOTH ENDS
teeth_typeSINGLE HELIX
tooth_formSTANDARD
helix_angle45.0000 DEGREES
pitch_diameter2.5000 INCHES NOMINAL IN
pressure_angle14.5000 DEGREES
teeth_quantity40
tooth_directionLEFT
special_featuresBOTTOM
style_designatorHUBLESS
NSN3110-00-052-1292
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 458841A · 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
40632Interchangeable
interchangeable cross-reference
interchangeable
76426Interchangeable
interchangeable cross-reference
interchangeable
40632-3Interchangeable
interchangeable cross-reference
interchangeable
40632-1Interchangeable
interchangeable cross-reference
interchangeable
RJ2005-27Interchangeable
Same NIIN cross-reference
interchangeable
MR1905GInterchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 458841A?
458841A is a BEARING,ROLLER,CYLINDRICAL.
What parts can replace 458841A?
There are 6 known substitutes for 458841A: 40632, 76426, 40632-3 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 458841A?
458841A is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-052-1292. 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