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12349771 — PLATE,RETAINING,BEARING

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

12349771: PLATE,RETAINING,BEARING.

The PLATE,RETAINING,BEARING is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 355.0 OR ALUMINUM ALLOY 356.0 OVERALL, ear_radius: 0.320 INCHES MINIMUM AND 0.450 INCHES MAXIMUM IN, body_diameter: 3.683 INCHES MINIMUM AND 3.685 INCHES MAXIMUM IN, body_thickness: 0.383 INCHES NOMINAL IN, minor_thickness: 0.500 INCHES NOMINAL IN, outside_diameter: 4.240 INCHES MINIMUM AND 4.360 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-252-5361, 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
12349771
NSN: 3110-01-252-5361
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 355.0 OR ALUMINUM ALLOY 356.0 OVERALL
ear_radius0.320 INCHES MINIMUM AND 0.450 INCHES MAXIMUM IN
body_diameter3.683 INCHES MINIMUM AND 3.685 INCHES MAXIMUM IN
body_thickness0.383 INCHES NOMINAL IN
minor_thickness0.500 INCHES NOMINAL IN
outside_diameter4.240 INCHES MINIMUM AND 4.360 INCHES MAXIMUM IN
special_featuresGROOVE ON OD; HOUSING SPLIT
style_designatorROUNDED
aperture_diameter2.165 INCHES MINIMUM AND 2.166 INCHES MAXIMUM IN
counterbore_depth0.201 INCHES MINIMUM AND 0.203 INCHES MAXIMUM IN
overall_thickness0.883 INCHES NOMINAL IN
surface_treatmentCHROMATE OVERALL
NSN3110-01-252-5361
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 12349771 · 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
•
BODY DIAMETER: 3.683 INCHES MINIMUM AND 3.685 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
•
MINOR THICKNESS: 0.500 INCHES NOMINAL IN
•
DISTANCE BETWEEN HOLES ALONG LENGTH: 3.040 INCHES NOMINAL IN
•
MOUNTING HOLE TYPE: ROUND, UNTHREADED
•
COUNTERBORE DIAMETER: 2.565 INCHES MINIMUM AND 2.568 INCHES MAXIMUM IN
•
COUNTERBORE DEPTH: 0.201 INCHES MINIMUM AND 0.203 INCHES MAXIMUM IN
•
MOUNTING HOLE ARRANGEMENT STYLE: FOUR HOLES
TECHNICAL CHARACTERISTICS
BODY DIAMETER3.683 INCHES MINIMUM AND 3.685 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
MINOR THICKNESS0.500 INCHES NOMINAL IN
DISTANCE BETWEEN HOLES ALONG LENGTH3.040 INCHES NOMINAL IN
MOUNTING HOLE TYPEROUND, UNTHREADED
COUNTERBORE DIAMETER2.565 INCHES MINIMUM AND 2.568 INCHES MAXIMUM IN
COUNTERBORE DEPTH0.201 INCHES MINIMUM AND 0.203 INCHES MAXIMUM IN
MOUNTING HOLE ARRANGEMENT STYLEFOUR HOLES
OVERALL THICKNESS0.883 INCHES NOMINAL IN
DISTANCE BETWEEN HOLES ALONG WIDTH3.040 INCHES NOMINAL IN
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 12349771?
12349771 is a PLATE,RETAINING,BEARING.
What is the NSN for 12349771?
12349771 is cataloged in the U.S. Government catalog under NSN 3110-01-252-5361. This indicates validated use in U.S. government and defense supply chains.
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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.