Manufactured by CHG Bearing, the NN 3017 KTN9/SPW33 is a precision Super-Precision Cylindrical Roller Bearings. Key dimensional parameters include a 85 mm bore diameter, a 130 mm outer diameter, and a 34 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 3017 KTN9/SPW33 - Super-Precision Cylindrical Roller Bearings
Technical Specifications
| Overview | |
|---|---|
| Part Number | NN 3017 KTN9/SPW33 |
| 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 | Annular Lubrication Groove and Lubrication Holes |
| Number of Flanges – Outer Ring | 0 |
| Number of Ribs – Inner Ring | 3 |
| Dimensions | |
| Bore Diameter (d) | 85 mm |
| Width (B) | 34 mm |
| Outer Diameter (D) | 130 mm |
| Minimum Chamfer Dimension rmin | 1 mm |
| Inner Ring Chamfer | 1.1 mm |
| Outer Ring Chamfer | 0.6 mm |
| End-face Height Difference h | 2 mm |
| Inner-Ring Land Diameter (L1 / d1) | 102 mm |
| Outer Ring Raceway Diameter E | 118 mm |
| Shaft Shoulder Diameter dₐ, min. | 91.5 mm |
| Housing Shoulder Diameter Dₐ, min. | 119 mm |
| Housing Shoulder Diameter Dₐ, max. | 123.5 mm |
| Performance | |
| Basic Dynamic Load Rating C (kN) | 125 kN |
| Basic Static Load Rating C₀ (kN) | 204 kN |
| Limiting Speed – Grease (r/min) | 6700 r/min |
| Limiting Speed – Oil-air (r/min) | 7500 r/min |
| Reference Grease Quantity Gref (cm³) | 8.4 cm³ |
| Fatigue Load Limit Pᵤ (kN) | 23.2 kN |
| Axial Static Stiffness – Guideline Value (N/µm) | 1970 N/µm |
| Material | |
| Lubrication Groove Width | 5.5 mm |
| Lubrication Holes (qty × Ø mm) | 3 |
| Weight (kg) | 1.54 kg |
| Radial Internal Clearance | C1 mm |
| Internal Design & Weight | |
| Cage Type | Non-metallic Cage |
| Mounting Dimensions | |
| Lubrication Port Thread / Size Φ1 | 116.4 |
NN 3017 KTN9/SPW33 130 mm 85 mm 34 mm Frequently Asked Questions about NN 3017 KTN9/SPW33 Super-Precision Cylindrical Roller Bearings
Find key technical answers regarding dimensions, specifications, and replacement options for this model.
Sourcing NN 3017 KTN9/SPW33 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.
Engineered according to international ISO boundary plans, CHG Bearing supplies NN 3017 KTN9/SPW33 with a precision bore diameter (d) of 85 mm, an outside diameter (D) of 130 mm, and a nominal ring width (B) of 34 mm. This configuration yields an effective cross-sectional wall thickness of 22.5 mm and an envelope ratio (D/d) of 1.53, delivering compact rigidity for OEM machinery housings.
Built for demanding industrial environments, the NN 3017 KTN9/SPW33 Super-Precision Cylindrical Roller Bearings by CHG Bearing boasts a dynamic load rating (Cr) of standard dynamic and a static load threshold (C0r) of standard static. The optimized internal raceway geometry balances stress distribution, mitigating edge loading even when operating under peak mechanical stresses.
As a primary manufacturer, CHG Bearing supports both trial batch evaluations and container-load supply for NN 3017 KTN9/SPW33. Standard catalog sizes are stocked for rapid 3–7 day dispatch, while high-volume OEM production runs typically dispatch within 30–45 days.
