PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 212-3U
212-3U ✓ 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 OVERALL, bore_shape: STRAIGHT, bore_diameter: 30.00 MILLIMETERS NOMINAL MM, contact_angle: 25.0 DEGREES MAXIMUM, overall_width: 23.0 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 3110-00-156-6804, 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
212-3U
NSN: 3110-00-156-6804
FSC: 3110
CAGE: 30760 — INGERSOLL RAND CO (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bore_shapeSTRAIGHT
bore_diameter30.00 MILLIMETERS NOMINAL MM
contact_angle25.0 DEGREES MAXIMUM
overall_width23.0 MILLIMETERS NOMINAL MM
load_directionANGULAR
surface_finishGROUND
style_designatorCOUNTERBORED OUTER RING, NON-SEPARABLE
overall_outside_diameter90.00 MILLIMETERS NOMINAL MM
retainer_fabrication_methodPRESSED
standard_tolerance_designationABEC NO.1
NSN3110-00-156-6804
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 212-3U · 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: 90.00 MILLIMETERS NOMINAL MM
•
BORE DIAMETER: 30.00 MILLIMETERS NOMINAL MM
•
LOAD DIRECTION: ANGULAR
•
CONTACT ANGLE: 25.0 DEGREES MAXIMUM
•
RETAINER FABRICATION METHOD: PRESSED
•
STYLE DESIGNATOR: COUNTERBORED OUTER RING, NON-SEPARABLE
•
BORE SHAPE: STRAIGHT
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL OUTSIDE DIAMETER90.00 MILLIMETERS NOMINAL MM
BORE DIAMETER30.00 MILLIMETERS NOMINAL MM
LOAD DIRECTIONANGULAR
CONTACT ANGLE25.0 DEGREES MAXIMUM
RETAINER FABRICATION METHODPRESSED
STYLE DESIGNATORCOUNTERBORED OUTER RING, NON-SEPARABLE
BORE SHAPESTRAIGHT
LOAD DIRECTIONANGULAR
MATERIALSTEEL OVERALL
OVERALL WIDTH23.0 MILLIMETERS NOMINAL MM
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
A7406Interchangeable
interchangeable cross-reference
interchangeable
7406Interchangeable
interchangeable cross-reference
interchangeable
BB1156Interchangeable
interchangeable cross-reference
interchangeable
KS4Interchangeable
interchangeable cross-reference
interchangeable
K7406Interchangeable
interchangeable cross-reference
interchangeable
6541Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 212-3U?
212-3U is a BEARING,BALL,ANNULAR.
What parts can replace 212-3U?
There are 20 known substitutes for 212-3U: A7406, 7406, BB1156 and 17 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 212-3U?
212-3U is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-156-6804. 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