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5190308 — PLATE,RETAINING,BEARING

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

5190308: PLATE,RETAINING,BEARING.

The PLATE,RETAINING,BEARING is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 6061 OVERALL, minor_thickness: 0.080 INCHES NOMINAL IN, outside_diameter: 3.530 INCHES MINIMUM AND 3.590 INCHES MAXIMUM IN, style_designator: ROUND, counterbore_depth: 0.130 INCHES MINIMUM AND 0.150 INCHES MAXIMUM IN, overall_thickness: 0.190 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-323-8155, 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
5190308
NSN: 3110-01-323-8155
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 6061 OVERALL
minor_thickness0.080 INCHES NOMINAL IN
outside_diameter3.530 INCHES MINIMUM AND 3.590 INCHES MAXIMUM IN
style_designatorROUND
counterbore_depth0.130 INCHES MINIMUM AND 0.150 INCHES MAXIMUM IN
overall_thickness0.190 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
surface_treatmentANODIZE OVERALL
mounting_hole_typeROUND, UNTHREADED
counterbore_diameter2.220 INCHES MINIMUM AND 2.280 INCHES MAXIMUM IN
mounting_hole_diameter0.174 INCHES MINIMUM AND 0.182 INCHES MAXIMUM IN
bolt_circle_hole_quantity4
cross-sectional_shape_styleCOUNTERBORED W/O APERTURE
NSN3110-01-323-8155
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 5190308 · 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 TREATMENT DOCUMENT AND CLASSIFICATION: MIL-A-8625,TYPE CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
•
MINOR THICKNESS: 0.080 INCHES NOMINAL IN
•
BOLT CIRCLE HOLE QUANTITY: 4
•
MOUNTING HOLE TYPE: ROUND, UNTHREADED
•
COUNTERBORE DIAMETER: 2.220 INCHES MINIMUM AND 2.280 INCHES MAXIMUM IN
•
COUNTERBORE DEPTH: 0.130 INCHES MINIMUM AND 0.150 INCHES MAXIMUM IN
•
MOUNTING HOLE ARRANGEMENT STYLE: SINGLE BOLT HOLE CIRCLE
•
OVERALL THICKNESS: 0.190 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625,TYPE CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
MINOR THICKNESS0.080 INCHES NOMINAL IN
BOLT CIRCLE HOLE QUANTITY4
MOUNTING HOLE TYPEROUND, UNTHREADED
COUNTERBORE DIAMETER2.220 INCHES MINIMUM AND 2.280 INCHES MAXIMUM IN
COUNTERBORE DEPTH0.130 INCHES MINIMUM AND 0.150 INCHES MAXIMUM IN
MOUNTING HOLE ARRANGEMENT STYLESINGLE BOLT HOLE CIRCLE
OVERALL THICKNESS0.190 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
STYLE DESIGNATORROUND
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-250/11,T651 FED SPEC SINGLE MATERIAL RESPONSE 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 5190308?
5190308 is a PLATE,RETAINING,BEARING.
What is the NSN for 5190308?
5190308 is cataloged in the U.S. Government catalog under NSN 3110-01-323-8155. 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.