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1210C3290 — PLATE,RETAINING,BEARING

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

1210C3290: PLATE,RETAINING,BEARING.

The PLATE,RETAINING,BEARING is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, outside_diameter: 4.920 INCHES NOMINAL IN, style_designator: ROUND, aperture_diameter: 2.880 INCHES NOMINAL IN, overall_thickness: 0.375 INCHES NOMINAL IN, mounting_hole_type: ROUND, UNTHREADED. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-381-0133, 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
1210C3290
NSN: 3110-01-381-0133
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 03538 — LOCKHEED MARTIN CORPORATION DIV RMS (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
outside_diameter4.920 INCHES NOMINAL IN
style_designatorROUND
aperture_diameter2.880 INCHES NOMINAL IN
overall_thickness0.375 INCHES NOMINAL IN
mounting_hole_typeROUND, UNTHREADED
mounting_hole_diameter0.281 INCHES NOMINAL IN
cross-sectional_shape_styleFLAT W/APERTURE
NSN3110-01-381-0133
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 1210C3290 · 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
•
MOUNTING HOLE TYPE: ROUND, UNTHREADED
•
OVERALL THICKNESS: 0.375 INCHES NOMINAL IN
•
STYLE DESIGNATOR: ROUND
•
MOUNTING HOLE DIAMETER: 0.281 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: FLAT W/APERTURE
•
OUTSIDE DIAMETER: 4.920 INCHES NOMINAL IN
•
APERTURE DIAMETER: 2.880 INCHES NOMINAL IN
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
TECHNICAL CHARACTERISTICS
MOUNTING HOLE TYPEROUND, UNTHREADED
OVERALL THICKNESS0.375 INCHES NOMINAL IN
STYLE DESIGNATORROUND
MOUNTING HOLE DIAMETER0.281 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLEFLAT W/APERTURE
OUTSIDE DIAMETER4.920 INCHES NOMINAL IN
APERTURE DIAMETER2.880 INCHES NOMINAL IN
MATERIALSTEEL CORROSION RESISTING 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
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1210C3290?
1210C3290 is a PLATE,RETAINING,BEARING.
What is the NSN for 1210C3290?
1210C3290 is cataloged in the U.S. Government catalog under NSN 3110-01-381-0133. 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.