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Technical Data Sheet
PartsTable / COMPONENT / 400AC
400AC ✓ 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: 100.00 MILLIMETERS NOMINAL MM, contact_angle: 25.0 DEGREES MINIMUM, overall_width: 47.0 MILLIMETERS NOMINAL MM, load_direction: ANGULAR. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-156-8247, 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
400AC
NSN: 3110-00-156-8247
FSC: 3110
CAGE: 43991 — FAG BEARINGS CORPORATION (USA)
SPECIFICATIONS
materialSTEEL INNER RING
bore_shapeSTRAIGHT
bore_diameter100.00 MILLIMETERS NOMINAL MM
contact_angle25.0 DEGREES MINIMUM
overall_width47.0 MILLIMETERS NOMINAL MM
load_directionANGULAR
surface_finishGROUND
style_designatorCOUNTERBORED OUTER RING, NON-SEPARABLE
overall_outside_diameter215.00 MILLIMETERS NOMINAL MM
standard_tolerance_designationABEC NO.1
NSN3110-00-156-8247
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 400AC · 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: ABEC NO.1
•
MATERIAL: STEEL OUTER RING
•
STYLE DESIGNATOR: COUNTERBORED OUTER RING, NON-SEPARABLE
•
SURFACE FINISH: GROUND
•
OVERALL OUTSIDE DIAMETER: 215.00 MILLIMETERS NOMINAL MM
•
CONTACT ANGLE: 25.0 DEGREES MINIMUM
TECHNICAL CHARACTERISTICS (FLIS)
STANDARD TOLERANCE DESIGNATIONABEC NO.1
MATERIALSTEEL OUTER RING
MATERIALSTEEL BALL
MATERIALSTEEL INNER RING
STYLE DESIGNATORCOUNTERBORED OUTER RING, NON-SEPARABLE
SURFACE FINISHGROUND
OVERALL OUTSIDE DIAMETER215.00 MILLIMETERS NOMINAL MM
CONTACT ANGLE25.0 DEGREES MINIMUM
BORE SHAPESTRAIGHT
BORE DIAMETER100.00 MILLIMETERS NOMINAL MM
VERIFIED SUBSTITUTES & CROSS-REFERENCES 29
320MFInterchangeable
interchangeable cross-reference
interchangeable
6320ZMAXInterchangeable
interchangeable cross-reference
interchangeable
320WDInterchangeable
interchangeable cross-reference
interchangeable
40138Interchangeable
interchangeable cross-reference
interchangeable
B94.19 TABLE 1Interchangeable
interchangeable cross-reference
interchangeable
10170Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 400AC?
400AC is a BEARING,BALL,ANNULAR.
What parts can replace 400AC?
There are 29 known substitutes for 400AC: 320MF, 6320ZMAX, 320WD and 26 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 400AC?
400AC is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-156-8247. 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