PartsTable
Technical Data Sheet
MI12 ✓ 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 ELECTRONIC COMPONENTS ASSEMBLY is a the manufacturer industrial component. Key specifications include height: 0.157 INCHES MINIMUM AND 0.158 INCHES MAXIMUM IN, material: ALUMINUM ALLOY OVERALL, inside_diameter: 8.740 INCHES MINIMUM AND 8.742 INCHES MAXIMUM IN, outside_diameter: 9.385 INCHES MINIMUM AND 9.389 INCHES MAXIMUM IN, special_features: MATERIAL IS ALUMINUM AND BRONZE. .075 DRILL THUR 6 PLACES EQUALLY SPACED.

SPLIT .035W AFTER MACHINING. W, end_item_identification: S/A MHC-161.OD. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-156-8446, 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
MI12
NSN: 3110-00-156-8446
FSC: 3110
CAGE: 39317 — MCGILL MANUFACTURING COMPANY INC USE CAGE CODE 92563 FOR CATALOGING. (USA)
SPECIFICATIONS
height0.157 INCHES MINIMUM AND 0.158 INCHES MAXIMUM IN
materialALUMINUM ALLOY OVERALL
inside_diameter8.740 INCHES MINIMUM AND 8.742 INCHES MAXIMUM IN
outside_diameter9.385 INCHES MINIMUM AND 9.389 INCHES MAXIMUM IN
special_featuresMATERIAL IS ALUMINUM AND BRONZE. .075 DRILL THUR 6 PLACES EQUALLY SPACED. SPLIT .035W AFTER MACHINING. W
end_item_identificationS/A MHC-161.OD
material_document_and_classificationMI-1-2 MFR REF ALL MATERIAL RESPONSES OVERALL
NSN3110-00-156-8446
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: MI12 · 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
SURFACE FINISH: GROUND
MATERIAL: STEEL OVERALL
BORE DIAMETER: 0.7500 INCHES NOMINAL IN
STANDARD TOLERANCE DESIGNATION: AFBMA STD TOLERANCE FOR INDUSTRIAL NEEDLE BEARINGS
BORE SHAPE: STRAIGHT
STYLE DESIGNATOR: SOLID INNER RACE, WITH BORE CHAMFER, JOURNAL AND NEEDLE
TECHNICAL CHARACTERISTICS (FLIS)
SURFACE FINISHGROUND
MATERIALSTEEL OVERALL
SPECIAL FEATURESOIL HOLE AND GROOVE
OVERALL WIDTH1.0100 INCHES NOMINAL IN
BORE DIAMETER0.7500 INCHES NOMINAL IN
STANDARD TOLERANCE DESIGNATIONAFBMA STD TOLERANCE FOR INDUSTRIAL NEEDLE BEARINGS
BORE SHAPESTRAIGHT
STYLE DESIGNATORSOLID INNER RACE, WITH BORE CHAMFER, JOURNAL AND NEEDLE
OVERALL OUTSIDE DIAMETER1.0000 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
W1121-6-1.6Interchangeable
interchangeable cross-reference
interchangeable
1121-6-1-6Interchangeable
interchangeable cross-reference
interchangeable
44XLInterchangeable
interchangeable cross-reference
interchangeable
MT10RInterchangeable
interchangeable cross-reference
interchangeable
2098377Interchangeable
interchangeable cross-reference
interchangeable
490177Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MI12?
MI12 is a ELECTRONIC COMPONENTS ASSEMBLY.
What parts can replace MI12?
There are 17 known substitutes for MI12: W1121-6-1.6, 1121-6-1-6, 44XL and 14 more. Substitute compatibility should be verified for your specific system.
Is MI12 still available?
MI12 is currently cancelled.
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