Manufactured by CHG Bearing, the NN 3024 KTN9/VQ497 is a precision Super-Precision Cylindrical Roller Bearings. Key dimensional parameters include a 120 mm bore diameter, a 180 mm outer diameter, and a 46 mm overall width. This component is designed to meet standard load requirements and ensure consistent operational performance. For comprehensive technical evaluation, please explore the detailed specifications, dimensional data, product images, and CAD drawings provided below. A complete PDF data sheet is also readily available for direct download to support your engineering and procurement needs.

NN 3024 KTN9/VQ497 - Super-Precision Cylindrical Roller Bearings
Technical Specifications
| Overview | |
|---|---|
| Part Number | NN 3024 KTN9/VQ497 |
| Brand | CHG® |
| Characteristics | |
| Bearing Type | Super-precision Cylindrical Roller Bearing |
| Design Type | Tapered Bore 1:12 |
| Structure (Drawing Reference) | Complete Bearing |
| Number of Rows | 2 |
| Ring Type | None |
| Design | NN Design |
| Tolerance Class | SP |
| Bearing Material | Bearing Steel |
| Coating | None |
| Sealing | None |
| Lubricant | None |
| Features | None |
| Number of Flanges – Outer Ring | 0 |
| Number of Ribs – Inner Ring | 3 |
| Dimensions | |
| Bore Diameter (d) | 120 mm |
| Width (B) | 46 mm |
| Outer Diameter (D) | 180 mm |
| Minimum Chamfer Dimension rmin | 2 mm |
| Inner Ring Chamfer | 2 mm |
| Outer Ring Chamfer | 1.1 mm |
| End-face Height Difference h | 3 mm |
| Inner-Ring Land Diameter (L1 / d1) | 142.6 mm |
| Outer Ring Raceway Diameter E | 165 mm |
| Shaft Shoulder Diameter dₐ, min. | 130 mm |
| Housing Shoulder Diameter Dₐ, min. | 167 mm |
| Housing Shoulder Diameter Dₐ, max. | 170 mm |
| Performance | |
| Basic Dynamic Load Rating C (kN) | 229 kN |
| Basic Static Load Rating C₀ (kN) | 390 kN |
| Limiting Speed – Grease (r/min) | 4800 r/min |
| Limiting Speed – Oil-air (r/min) | 5300 r/min |
| Reference Grease Quantity Gref (cm³) | 23.1 cm³ |
| Fatigue Load Limit Pᵤ (kN) | 44 kN |
| Axial Static Stiffness – Guideline Value (N/µm) | 2760 N/µm |
| Material | |
| Weight (kg) | 3.67 kg |
| Radial Internal Clearance | NSTD mm |
| Internal Design & Weight | |
| Cage Type | Non-metallic Cage |
| Mounting Dimensions | |
| Lubrication Port Thread / Size Φ1 | 162.7 |
NN 3024 KTN9/VQ497 180 mm 120 mm 46 mm Frequently Asked Questions about NN 3024 KTN9/VQ497 Super-Precision Cylindrical Roller Bearings
Find key technical answers regarding dimensions, specifications, and replacement options for this model.
To match diverse operational dynamics, CHG Bearing supplies NN 3024 KTN9/VQ497 with multiple cage configurations: high-strength pressed steel ribbon cages for standard duty, solid machined brass cages (M/CA) for heavy vibration and shock loads, or lightweight glass-fiber reinforced polyamide cages (TN9/TVP) for high acceleration and ultra-low noise.
The CHG Bearing NN 3024 KTN9/VQ497 is rated for limiting speeds up to standard rated RPM under forced oil-mist or circulating oil lubrication regimes. When lubricated with factory-filled synthetic high-speed grease, safe continuous velocity is maintained at approximately 75% to 85% of the maximum nominal limit, preventing thermal runaway.
Every production batch of CHG Bearing NN 3024 KTN9/VQ497 Super-Precision Cylindrical Roller Bearings comes with complete traceability. Upon shipment, CHG Bearing can provide EN 10204 3.1 Material Test Reports (MTR), Certificates of Conformity (CoC), spectral chemical composition analysis, and dimensional inspection sheets.
Sourcing NN 3024 KTN9/VQ497 directly from CHG Bearing eliminates intermediate brokerage markups while granting you factory-direct engineering backup, rigorous ISO-certified quality assurance, competitive volume wholesale pricing, and dependable supply chain stability for Super-Precision Cylindrical Roller Bearings.
