Manufactured by CHG Bearing, the NN 3026 TN3/SPW33 is a precision Super-Precision Cylindrical Roller Bearings. Key dimensional parameters include a 130 mm bore diameter, a 200 mm outer diameter, and a 52 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 3026 TN3/SPW33 - Super-Precision Cylindrical Roller Bearings
Technical Specifications
| Overview | |
|---|---|
| Part Number | NN 3026 TN3/SPW33 |
| Brand | CHG® |
| Characteristics | |
| Bearing Type | Super-precision Cylindrical Roller Bearing |
| Design Type | Cylindrical Bore |
| 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) | 130 mm |
| Width (B) | 52 mm |
| Outer Diameter (D) | 200 mm |
| Minimum Chamfer Dimension rmin | 2 mm |
| Inner Ring Chamfer | 2 mm |
| End-face Height Difference h | 3 mm |
| Inner-Ring Land Diameter (L1 / d1) | 156.4 mm |
| Outer Ring Raceway Diameter E | 182 mm |
| Shaft Shoulder Diameter dₐ, min. | 140 mm |
| Housing Shoulder Diameter Dₐ, min. | 183 mm |
| Housing Shoulder Diameter Dₐ, max. | 190 mm |
| Performance | |
| Basic Dynamic Load Rating C (kN) | 286 kN |
| Basic Static Load Rating C₀ (kN) | 480 kN |
| Limiting Speed – Grease (r/min) | 5600 r/min |
| Limiting Speed – Oil-air (r/min) | 6400 r/min |
| Recommended Grease Quantity Grec (cm³) | 16.8 cm³ |
| Fatigue Load Limit Pᵤ (kN) | 53 kN |
| Axial Static Stiffness – Guideline Value (N/µm) | 2900 N/µm |
| Material | |
| Lubrication Groove Width | 8.3 mm |
| Lubrication Holes (qty × Ø mm) | 4.5 |
| Weight (kg) | 5.66 kg |
| Radial Internal Clearance | C1 mm |
| Internal Design & Weight | |
| Cage Type | Non-metallic Cage |
| Mounting Dimensions | |
| Lubrication Port Thread / Size Φ1 | 179.6 |
NN 3026 TN3/SPW33 200 mm 130 mm 52 mm Frequently Asked Questions about NN 3026 TN3/SPW33 Super-Precision Cylindrical Roller Bearings
Find key technical answers regarding dimensions, specifications, and replacement options for this model.
To extend the trouble-free lifespan of CHG Bearing NN 3026 TN3/SPW33, preventive maintenance routines should monitor operating housing temperature (normally maintaining below 70°C) and conduct regular vibration FFT analysis to identify early raceway micro-pitting before unexpected line halts occur.
Sourcing NN 3026 TN3/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 3026 TN3/SPW33 with a precision bore diameter (d) of 130 mm, an outside diameter (D) of 200 mm, and a nominal ring width (B) of 52 mm. This configuration yields an effective cross-sectional wall thickness of 35.0 mm and an envelope ratio (D/d) of 1.54, delivering compact rigidity for OEM machinery housings.
As a primary manufacturer, CHG Bearing supports both trial batch evaluations and container-load supply for NN 3026 TN3/SPW33. Standard catalog sizes are stocked for rapid 3–7 day dispatch, while high-volume OEM production runs typically dispatch within 30–45 days.
