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Technical Data Sheet
PartsTable / COMPONENT / 40230 ITEM 103
40230 ITEM 103 ✓ 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, bore_diameter: 25.0 MILLIMETERS NOMINAL MM, overall_width: 23.0 MILLIMETERS NOMINAL MM, end_item_identification: ACTUAROR,JET BLAST DEFLECTOR, overall_outside_diameter: 52.0 MILLIMETERS NOMINAL MM, part_name_assigned_by_controlling_agency: BEARING SPHERICAL ROLLER,25 X 52 X 23MM MM. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-01-640-6704, 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
40230 ITEM 103
NSN: 3110-01-640-6704
FSC: 3110
CAGE: 1KHV0 — EXLAR CORPORATION (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bore_diameter25.0 MILLIMETERS NOMINAL MM
overall_width23.0 MILLIMETERS NOMINAL MM
end_item_identificationACTUAROR,JET BLAST DEFLECTOR
overall_outside_diameter52.0 MILLIMETERS NOMINAL MM
part_name_assigned_by_controlling_agencyBEARING SPHERICAL ROLLER,25 X 52 X 23MM MM
NSN3110-01-640-6704
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 40230 ITEM 103 · 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
•
OVERALL OUTSIDE DIAMETER: 52.0 MILLIMETERS NOMINAL MM
•
BORE DIAMETER: 25.0 MILLIMETERS NOMINAL MM
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
PART NAME ASSIGNED BY CONTROLLING AGENCYBEARING SPHERICAL ROLLER,25 X 52 X 23MM MM
OVERALL OUTSIDE DIAMETER52.0 MILLIMETERS NOMINAL MM
OVERALL WIDTH23.0 MILLIMETERS NOMINAL MM
BORE DIAMETER25.0 MILLIMETERS NOMINAL MM
END ITEM IDENTIFICATIONACTUAROR,JET BLAST DEFLECTOR
MATERIALSTEEL OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
41376Interchangeable
interchangeable cross-reference
interchangeable
DB200568Interchangeable
interchangeable cross-reference
interchangeable
860853Interchangeable
interchangeable cross-reference
interchangeable
ROM/PROM FAMILY 008Interchangeable
interchangeable cross-reference
interchangeable
BS2-2205-2CS/VT143Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 40230 ITEM 103?
40230 ITEM 103 is a BEARING,ROLLER,CYLINDRICAL.
What parts can replace 40230 ITEM 103?
There are 5 known substitutes for 40230 ITEM 103: 41376, DB200568, 860853 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 40230 ITEM 103?
40230 ITEM 103 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-01-640-6704. 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