Manufactured by CHG Bearing, the NN 3016 TN/SP is a precision Super-Precision Cylindrical Roller Bearings. Key dimensional parameters include a 80 mm bore diameter, a 125 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 3016 TN/SP - Super-Precision Cylindrical Roller Bearings
Technical Specifications
| Overview | |
|---|---|
| Part Number | NN 3016 TN/SP |
| 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 | None |
| Number of Flanges – Outer Ring | 0 |
| Number of Ribs – Inner Ring | 3 |
| Dimensions | |
| Bore Diameter (d) | 80 mm |
| Width (B) | 34 mm |
| Outer Diameter (D) | 125 mm |
| Minimum Chamfer Dimension rmin | 1 mm |
| Inner Ring Chamfer | 1.1 mm |
| End-face Height Difference h | 2 mm |
| Inner-Ring Land Diameter (L1 / d1) | 97 mm |
| Outer Ring Raceway Diameter E | 113 mm |
| Shaft Shoulder Diameter dₐ, min. | 86.5 mm |
| Housing Shoulder Diameter Dₐ, min. | 114 mm |
| Housing Shoulder Diameter Dₐ, max. | 118.5 mm |
| Performance | |
| Basic Dynamic Load Rating C (kN) | 119 kN |
| Basic Static Load Rating C₀ (kN) | 186 kN |
| Limiting Speed – Grease (r/min) | 7000 r/min |
| Limiting Speed – Oil-air (r/min) | 8000 r/min |
| Reference Grease Quantity Gref (cm³) | 8.3 cm³ |
| Fatigue Load Limit Pᵤ (kN) | 22 kN |
| Axial Static Stiffness – Guideline Value (N/µm) | 1820 N/µm |
| Material | |
| Weight (kg) | 1.5 kg |
| Radial Internal Clearance | C1 mm |
| Internal Design & Weight | |
| Cage Type | Non-metallic Cage |
| Mounting Dimensions | |
| Lubrication Port Thread / Size Φ1 | 111.3 |
NN 3016 TN/SP 125 mm 80 mm 34 mm Frequently Asked Questions about NN 3016 TN/SP 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 3016 TN/SP, 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.
To ensure optimum performance of CHG Bearing NN 3016 TN/SP Super-Precision Cylindrical Roller Bearings under general rotational loads, our application engineers advise an inner-ring shaft tolerance of m5 or k5 for the 80 mm bore. For the 125 mm outer ring, an H7 or J7 housing bore fit is recommended to eliminate creep while accommodating normal thermal gradient expansion.
Beyond standard alloy steel, CHG Bearing can customize the NN 3016 TN/SP Super-Precision Cylindrical Roller Bearings using AISI 440C stainless steel, black oxide coating, zinc-nickel plating, or hybrid ceramic (Si3N4) balls for applications involving chemical exposure, marine salt fog, or galvanic current hazards.
To match diverse operational dynamics, CHG Bearing supplies NN 3016 TN/SP 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.
