NF Series (Single Row with Outer Ring Rib)
Structure: Single Row / Outer Ring with One Rib
Bore Type: Cylindrical
Precision: P0, P6, P5, P4
Cage: Steel / Brass / PA66
Clearance: C0, C2, C3, C4
Bore Range: 15mm – 200mm
Application: Electric motors, pumps, gearboxes, conveyor systems
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The NF Series cylindrical roller bearings are designed with a single rib on the outer ring, accommodating axial loads in one direction while excelling in radial load capacity. The optimized roller geometry ensures smooth operation at moderate to high speeds. Ideal for electric motors, pumps, and conveyor systems where space constraints demand a compact yet robust bearing solution.
Technical Specifications
| Bearing No. | Bore (d) mm | Outer Dia. (D) mm | Width (B) mm | Dyn. Load Cr (kN) | Stat. Load Cor (kN) | Ref. Speed (rpm) | Weight (kg) |
|---|---|---|---|---|---|---|---|
| NF204 | 20 | 47 | 14 | 25.8 | 23.0 | 16000 | 0.11 |
| NF205 | 25 | 52 | 15 | 27.5 | 26.0 | 14000 | 0.14 |
| NF206 | 30 | 62 | 16 | 36.0 | 35.5 | 11000 | 0.22 |
| NF207 | 35 | 72 | 17 | 46.5 | 48.0 | 10000 | 0.33 |
| NF208 | 40 | 80 | 18 | 51.5 | 53.0 | 9000 | 0.42 |
| NF209 | 45 | 85 | 19 | 58.5 | 63.0 | 8500 | 0.49 |
| NF210 | 50 | 90 | 20 | 61.2 | 69.2 | 8000 | 0.56 |
| NF211 | 55 | 100 | 21 | 80.2 | 95.0 | 7000 | 0.75 |
| NF212 | 60 | 110 | 22 | 93.0 | 118.0 | 6300 | 0.96 |
| NF213 | 65 | 120 | 23 | 108.0 | 140.0 | 5600 | 1.2 |
| NF214 | 70 | 125 | 24 | 118.0 | 155.0 | 5300 | 1.35 |
| NF215 | 75 | 130 | 25 | 125.0 | 165.0 | 5000 | 1.5 |
| NF216 | 80 | 140 | 26 | 142.0 | 195.0 | 4800 | 1.85 |
| NF217 | 85 | 150 | 28 | 162.0 | 225.0 | 4500 | 2.3 |
| NF218 | 90 | 160 | 30 | 192.0 | 258.0 | 4300 | 2.85 |
| NF219 | 95 | 170 | 32 | 218.0 | 295.0 | 4000 | 3.45 |
| NF220 | 100 | 180 | 34 | 245.0 | 335.0 | 3800 | 4.15 |
