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Technical Data Sheet
PartsTable / COMPONENT / MT12
MT12 ✓ 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 TRANSMITTER,LIGHT SIGNAL is a the manufacturer industrial component. Key specifications include end_item_identification: MELTER, ASPHAULT. 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
MT12
NSN: 3110-00-156-8446
FSC: 3110
CAGE: 92563 — MCGILL MANUFACTURING CO, INC (USA)
SPECIFICATIONS
end_item_identificationMELTER, ASPHAULT
NSN3110-00-156-8446
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: MT12 · 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 MT12?
MT12 is a TRANSMITTER,LIGHT SIGNAL.
What parts can replace MT12?
There are 17 known substitutes for MT12: W1121-6-1.6, 1121-6-1-6, 44XL and 14 more. Substitute compatibility should be verified for your specific system.
Is MT12 still available?
MT12 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