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Technical Data Sheet
PartsTable / COMPONENT / 416821-52F
416821-52F ✓ 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 COMP E52100 OVERALL, bore_shape: STRAIGHT, bore_diameter: 25.0 MILLIMETERS NOMINAL MM, overall_width: 15.0 MILLIMETERS NOMINAL MM, load_direction: RADIAL, surface_finish: GROUND. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-280-3316, 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
416821-52F
NSN: 3110-00-280-3316
FSC: 3110
CAGE: 50380 — RELIANCE ELECTRIC (USA)
SPECIFICATIONS
materialSTEEL COMP E52100 OVERALL
bore_shapeSTRAIGHT
bore_diameter25.0 MILLIMETERS NOMINAL MM
overall_width15.0 MILLIMETERS NOMINAL MM
load_directionRADIAL
surface_finishGROUND
shield_quantity2
special_featuresELECTRIC MOTOR QUALITY; HEAT STABILIZED FOR OPERATION AT 250 DEG F DEGF
style_designatorNON-LOADING GROOVE, NON-SEPARABLE
lubrication_materialGREASE
overall_outside_diameter52.0 MILLIMETERS NOMINAL MM
internal_fit-up_designationLOOSE
NSN3110-00-280-3316
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 416821-52F · 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
•
LUBRICATION MATERIAL: GREASE
•
LOAD DIRECTION: RADIAL
•
STANDARD TOLERANCE DESIGNATION: ABEC NO.1
•
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION: MIL-G-81322 MIL SPEC SINGLE MATERIAL RESPONSE
•
SURFACE FINISH: GROUND
•
BORE SHAPE: STRAIGHT
•
SHIELD QUANTITY: 2
TECHNICAL CHARACTERISTICS (FLIS)
LUBRICATION MATERIALGREASE
LOAD DIRECTIONRADIAL
STANDARD TOLERANCE DESIGNATIONABEC NO.1
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATIONMIL-G-81322 MIL SPEC SINGLE MATERIAL RESPONSE
SURFACE FINISHGROUND
SPECIAL FEATURESELECTRIC MOTOR QUALITY; HEAT STABILIZED FOR OPERATION AT 250 DEG F DEGF
BORE SHAPESTRAIGHT
SHIELD QUANTITY2
INTERNAL FIT-UP DESIGNATIONLOOSE
RETAINER FABRICATION METHODPRESSED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
BG6205CO3Interchangeable
interchangeable cross-reference
interchangeable
6205Interchangeable
interchangeable cross-reference
interchangeable
799B020G02Interchangeable
interchangeable cross-reference
interchangeable
416821-2FInterchangeable
interchangeable cross-reference
interchangeable
706521-666 PC 2Interchangeable
interchangeable cross-reference
interchangeable
25BC02JPP30Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 416821-52F?
416821-52F is a BEARING,BALL,ANNULAR.
What parts can replace 416821-52F?
There are 14 known substitutes for 416821-52F: BG6205CO3, 6205, 799B020G02 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 416821-52F?
416821-52F is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-280-3316. 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