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12283187 — BEARING,BALL,ANNULAR

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

12283187: BEARING,BALL,ANNULAR.

The BEARING,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include material: STEEL COMP E52100 OVERALL, bore_shape: STRAIGHT, bore_diameter: 1.0096 INCHES MINIMUM AND 2.0000 INCHES MAXIMUM IN, overall_width: 0.3075 INCHES MINIMUM AND 0.3125 INCHES MAXIMUM IN, load_direction: RADIAL, surface_finish: UNGROUND. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-078-1207, 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
12283187
NSN: 3110-01-078-1207
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 19200 — COMBAT CAPABILITIES DEVELOPMENT COMMAND (CCDC) ARMAMENTS CENTER DBA CCDC DIV LOGISTICS RESEARCH AND ENGINEERING DIRECTORATE (USA)
SPECIFICATIONS
materialSTEEL COMP E52100 OVERALL
bore_shapeSTRAIGHT
bore_diameter1.0096 INCHES MINIMUM AND 2.0000 INCHES MAXIMUM IN
overall_width0.3075 INCHES MINIMUM AND 0.3125 INCHES MAXIMUM IN
load_directionRADIAL
surface_finishUNGROUND
style_designatorNON-LOADING GROOVE, NON-SEPARABLE
end_item_identificationTANK,FULL TRACKED,XM1;TANK,FULL TRACKED,M1 W/IMPROVED ARMOR
overall_outside_diameter2.6246 INCHES MINIMUM AND 2.6250 INCHES MAXIMUM IN
NSN3110-01-078-1207
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 12283187 · 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: UNGROUND
•
STYLE DESIGNATOR: NON-LOADING GROOVE, NON-SEPARABLE
•
OVERALL OUTSIDE DIAMETER: 2.6246 INCHES MINIMUM AND 2.6250 INCHES MAXIMUM IN
•
BORE SHAPE: STRAIGHT
•
LOAD DIRECTION: RADIAL
•
BORE DIAMETER: 1.0096 INCHES MINIMUM AND 2.0000 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
SURFACE FINISHUNGROUND
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE
OVERALL WIDTH0.3075 INCHES MINIMUM AND 0.3125 INCHES MAXIMUM IN
OVERALL OUTSIDE DIAMETER2.6246 INCHES MINIMUM AND 2.6250 INCHES MAXIMUM IN
BORE SHAPESTRAIGHT
LOAD DIRECTIONRADIAL
END ITEM IDENTIFICATIONTANK,FULL TRACKED,XM1;TANK,FULL TRACKED,M1 W/IMPROVED ARMOR
BORE DIAMETER1.0096 INCHES MINIMUM AND 2.0000 INCHES MAXIMUM IN
MATERIALSTEEL COMP E52100 OVERALL
OTHER ITEMS IN FSC 3110 — Bearings, Antifriction, Unmounted
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3110-00-001-1937 3110-00-001-1938 3110-00-001-4661 3110-00-001-4662 3110-00-001-4689 3110-00-001-4722
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 12283187?
12283187 is a BEARING,BALL,ANNULAR.
What is the NSN for 12283187?
12283187 is cataloged in the U.S. Government catalog under NSN 3110-01-078-1207. 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.