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552618 999 — BEARING,BALL,ANNULAR

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

552618 999: BEARING,BALL,ANNULAR.

The BEARING,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include special_features: DOUBLE ROW; ANGULAR CONTACT; DOUBLE SEALED, lubrication_material: GREASE. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-592-4726, 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
552618 999
NSN: 3110-01-592-4726
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 1TLW8 — ROTRON INCORPORATED DBA AMETEK ROTRON TECHNICAL MOTOR DIV DIV TECHNICAL & INDUSTRIAL PRODUCTS DIVISION (USA)
SPECIFICATIONS
special_featuresDOUBLE ROW; ANGULAR CONTACT; DOUBLE SEALED
lubrication_materialGREASE
NSN3110-01-592-4726
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 552618 999 · 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
•
LUBRICATION MATERIAL: GREASE
TECHNICAL CHARACTERISTICS
LUBRICATION MATERIALGREASE
SPECIAL FEATURESDOUBLE ROW; ANGULAR CONTACT; DOUBLE SEALED
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 552618 999?
552618 999 is a BEARING,BALL,ANNULAR.
What is the NSN for 552618 999?
552618 999 is cataloged in the U.S. Government catalog under NSN 3110-01-592-4726. 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.