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MT12 — TRANSMITTER,LIGHT SIGNAL

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

MT12: TRANSMITTER,LIGHT SIGNAL.

The TRANSMITTER,LIGHT SIGNAL is a the manufacturer industrial component. Key specifications include end_item_identification: MELTER, ASPHAULT. This part is cataloged in the U.S.

Government catalog 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
NIINs: 001568446, 008169844, 010590129
FSC: 3110 — Bearings, Antifriction, Unmounted
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
•
STYLE DESIGNATOR: SOLID INNER RACE, WITH BORE CHAMFER, JOURNAL AND NEEDLE
•
OVERALL OUTSIDE DIAMETER: 1.0000 INCHES NOMINAL IN
•
BORE SHAPE: STRAIGHT
•
STANDARD TOLERANCE DESIGNATION: AFBMA STD TOLERANCE FOR INDUSTRIAL NEEDLE BEARINGS
•
BORE DIAMETER: 0.7500 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
SURFACE FINISHGROUND
STYLE DESIGNATORSOLID INNER RACE, WITH BORE CHAMFER, JOURNAL AND NEEDLE
OVERALL WIDTH1.0100 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER1.0000 INCHES NOMINAL IN
BORE SHAPESTRAIGHT
SPECIAL FEATURESOIL HOLE AND GROOVE
STANDARD TOLERANCE DESIGNATIONAFBMA STD TOLERANCE FOR INDUSTRIAL NEEDLE BEARINGS
BORE DIAMETER0.7500 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
SUBSTITUTES & CROSS-REFERENCES 7
MI12Reference document
Same NSN cross-reference
Reference document — Secondary reference
4-063-69-0003Reference document
Same NSN cross-reference
Reference document — Secondary reference
121616Reference document
Same NSN cross-reference
Reference document — Secondary reference
490177Reference document
Same NSN cross-reference
Reference document — Secondary reference
1121616Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
72698Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is MT12?
MT12 is a TRANSMITTER,LIGHT SIGNAL.
What parts can replace MT12?
There are 7 known substitutes for MT12: MI12, 4-063-69-0003, 121616 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MT12?
MT12 is cataloged in the U.S. Government catalog under NSN 3110-00-156-8446. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.