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10491557 — BEARING,BALL,ANNULAR

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

10491557: BEARING,BALL,ANNULAR.

The BEARING,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include bore_diameter: 1.38 INCHES NOMINAL IN, overall_width: 0.866 INCHES NOMINAL IN, special_features: LIMITING SPEED: 12000 R/MIN; REFERENCE SPEED" 11000 R/MIN, overall_outside_diameter: 1.97 INCHES NOMINAL IN, part_name_assigned_by_controlling_agency: NKS 35. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-661-4658, 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
10491557
NSN: 3110-01-661-4658
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: A486G — NIMIKKEISTOKESKUS NCB FINLAND (FIN)
SPECIFICATIONS
bore_diameter1.38 INCHES NOMINAL IN
overall_width0.866 INCHES NOMINAL IN
special_featuresLIMITING SPEED: 12000 R/MIN; REFERENCE SPEED" 11000 R/MIN
overall_outside_diameter1.97 INCHES NOMINAL IN
part_name_assigned_by_controlling_agencyNKS 35
NSN3110-01-661-4658
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 10491557 · 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
•
OVERALL OUTSIDE DIAMETER: 1.97 INCHES NOMINAL IN
•
BORE DIAMETER: 1.38 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OVERALL WIDTH0.866 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER1.97 INCHES NOMINAL IN
SPECIAL FEATURESLIMITING SPEED: 12000 R/MIN; REFERENCE SPEED" 11000 R/MIN
PART NAME ASSIGNED BY CONTROLLING AGENCYNKS 35
BORE DIAMETER1.38 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
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 10491557?
10491557 is a BEARING,BALL,ANNULAR.
What is the NSN for 10491557?
10491557 is cataloged in the U.S. Government catalog under NSN 3110-01-661-4658. 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.