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Technical Data Sheet
PartsTable / COMPONENT / MCS1912-906
MCS1912-906 ✓ 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 bore_diameter: 2.4350 INCHES MINIMUM AND 2.4400 INCHES MAXIMUM IN, overall_width: 0.5570 INCHES MINIMUM AND 0.5620 INCHES MAXIMUM IN, surface_finish: GROUND, locating_feature: NONLOCATING, special_features: EXTENDED INNER RING, overall_outside_diameter: 3.3420 INCHES MINIMUM AND 3.3430 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-083-1282, 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
MCS1912-906
NSN: 3110-00-083-1282
FSC: 3110
CAGE: 51600 — REGAL BELOIT AMERICA, INC. DBA ROLLWAY BEARING (USA)
SPECIFICATIONS
bore_diameter2.4350 INCHES MINIMUM AND 2.4400 INCHES MAXIMUM IN
overall_width0.5570 INCHES MINIMUM AND 0.5620 INCHES MAXIMUM IN
surface_finishGROUND
locating_featureNONLOCATING
special_featuresEXTENDED INNER RING
overall_outside_diameter3.3420 INCHES MINIMUM AND 3.3430 INCHES MAXIMUM IN
NSN3110-00-083-1282
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: MCS1912-906 · 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
•
LOCATING FEATURE: NONLOCATING
•
SURFACE FINISH: GROUND
•
BORE DIAMETER: 2.4350 INCHES MINIMUM AND 2.4400 INCHES MAXIMUM IN
•
OVERALL OUTSIDE DIAMETER: 3.3420 INCHES MINIMUM AND 3.3430 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL WIDTH0.5570 INCHES MINIMUM AND 0.5620 INCHES MAXIMUM IN
LOCATING FEATURENONLOCATING
SURFACE FINISHGROUND
BORE DIAMETER2.4350 INCHES MINIMUM AND 2.4400 INCHES MAXIMUM IN
OVERALL OUTSIDE DIAMETER3.3420 INCHES MINIMUM AND 3.3430 INCHES MAXIMUM IN
SPECIAL FEATURESEXTENDED INNER RING
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
5172-1Interchangeable
interchangeable cross-reference
interchangeable
10680Interchangeable
interchangeable cross-reference
interchangeable
BR1171-1RWInterchangeable
Same NIIN cross-reference
interchangeable
MCS1912-903Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MCS1912-906?
MCS1912-906 is a BEARING,ROLLER,CYLINDRICAL.
What parts can replace MCS1912-906?
There are 4 known substitutes for MCS1912-906: 5172-1, 10680, BR1171-1RW and 1 more. Substitute compatibility should be verified for your specific system.
Is MCS1912-906 still available?
MCS1912-906 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