PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 405850-76B
405850-76B ✓ 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 INNER RING, bore_shape: STRAIGHT, bore_diameter: 30.00 MILLIMETERS NOMINAL MM, overall_width: 1.8750 INCHES NOMINAL IN, load_direction: RADIAL, surface_finish: GROUND. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-107-7338, 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
405850-76B
NSN: 3110-00-107-7338
FSC: 3110
CAGE: 50380 — RELIANCE ELECTRIC (USA)
SPECIFICATIONS
materialSTEEL INNER RING
bore_shapeSTRAIGHT
bore_diameter30.00 MILLIMETERS NOMINAL MM
overall_width1.8750 INCHES NOMINAL IN
seal_quantity2
load_directionRADIAL
surface_finishGROUND
special_featuresCARTRIDGE TYPE BEARING W/O GREASE PLUG
style_designatorNON-LOADING GROOVE, NON-SEPARABLE
bearing_seal_typeCONTACT
lubrication_materialGREASE
overall_outside_diameter72.00 MILLIMETERS NOMINAL MM
NSN3110-00-107-7338
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 405850-76B · 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
•
MATERIAL: WOOL SEAL
•
LOAD DIRECTION: RADIAL
•
SEAL QUANTITY: 2
•
LUBRICATION MATERIAL: GREASE
•
SURFACE FINISH: GROUND
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALWOOL SEAL
LOAD DIRECTIONRADIAL
SEAL QUANTITY2
MATERIALSTEEL OUTER RING
MATERIALSTEEL RETAINER
MATERIALSTEEL INNER RING
LUBRICATION MATERIALGREASE
SURFACE FINISHGROUND
MATERIALSTEEL BALL
STANDARD TOLERANCE DESIGNATIONABEC NO.1
VERIFIED SUBSTITUTES & CROSS-REFERENCES 33
405850-53LInterchangeable
interchangeable cross-reference
interchangeable
3110PL0798150Interchangeable
interchangeable cross-reference
interchangeable
25BC33XX3MInterchangeable
interchangeable cross-reference
interchangeable
306MFF2Interchangeable
interchangeable cross-reference
interchangeable
3H416Interchangeable
interchangeable cross-reference
interchangeable
Z86PCM224Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 405850-76B?
405850-76B is a BEARING,BALL,ANNULAR.
What parts can replace 405850-76B?
There are 33 known substitutes for 405850-76B: 405850-53L, 3110PL0798150, 25BC33XX3M and 30 more. Substitute compatibility should be verified for your specific system.
Is 405850-76B still available?
405850-76B 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