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502AS2458 — PLATE,RETAINING,BEARING

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

502AS2458: PLATE,RETAINING,BEARING.

The PLATE,RETAINING,BEARING is a the manufacturer industrial component. Key specifications include material: STEEL COMP 410 OVERALL, aperture_diameter: 1.265 INCHES NOMINAL IN, mounting_hole_type: ROUND, UNTHREADED, mounting_hole_diameter: 0.279 INCHES MINIMUM AND 0.283 INCHES MAXIMUM IN, mounting_bolt_circle_diameter: 2.250 INCHES NOMINAL IN, mounting_hole_arrangement_style: SINGLE BOLT HOLE CIRCLE. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-106-4271, 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
502AS2458
NSN: 3110-00-106-4271
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 30003 — NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialSTEEL COMP 410 OVERALL
aperture_diameter1.265 INCHES NOMINAL IN
mounting_hole_typeROUND, UNTHREADED
mounting_hole_diameter0.279 INCHES MINIMUM AND 0.283 INCHES MAXIMUM IN
bolt_circle_hole_quantity2
mounting_bolt_circle_diameter2.250 INCHES NOMINAL IN
mounting_hole_arrangement_styleSINGLE BOLT HOLE CIRCLE
NSN3110-00-106-4271
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 502AS2458 · 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
•
BOLT CIRCLE HOLE QUANTITY: 2
•
MOUNTING HOLE TYPE: ROUND, UNTHREADED
•
MOUNTING HOLE ARRANGEMENT STYLE: SINGLE BOLT HOLE CIRCLE
•
MOUNTING HOLE DIAMETER: 0.279 INCHES MINIMUM AND 0.283 INCHES MAXIMUM IN
•
APERTURE DIAMETER: 1.265 INCHES NOMINAL IN
•
MOUNTING BOLT CIRCLE DIAMETER: 2.250 INCHES NOMINAL IN
•
MATERIAL: STEEL COMP 410 OVERALL
TECHNICAL CHARACTERISTICS
BOLT CIRCLE HOLE QUANTITY2
MOUNTING HOLE TYPEROUND, UNTHREADED
MOUNTING HOLE ARRANGEMENT STYLESINGLE BOLT HOLE CIRCLE
MOUNTING HOLE DIAMETER0.279 INCHES MINIMUM AND 0.283 INCHES MAXIMUM IN
APERTURE DIAMETER1.265 INCHES NOMINAL IN
MOUNTING BOLT CIRCLE DIAMETER2.250 INCHES NOMINAL IN
MATERIALSTEEL COMP 410 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: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 502AS2458?
502AS2458 is a PLATE,RETAINING,BEARING.
What is the NSN for 502AS2458?
502AS2458 is cataloged in the U.S. Government catalog under NSN 3110-00-106-4271. 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.