12 mm x 24 mm x 14 mm KOYO NA4901,2RS needle roller bearings
| Brand Name |
KOYO |
| Model Number |
NA4901,2RS |
| Min.Order Quantity |
1 pcs |
| Price |
Negotiable |
Product Features
KOYO NA4901,2RS bearing Size Chart (mm/inches) |
|---|
| d | 45 mm |
| D | 100 mm |
| B | 25 mm |
| E | 88.5 mm |
| F | 58.5 mm |
| d1 | 64.5 mm |
| rs min | 1.5 mm |
| r1s min | 1.5 mm |
| Radial clearance class | CN |
| Mass (without HJ ring) | 0.91 kg |
| Dynamic load, C | 97.5 kN |
| Static load, C0 | 98.5 kN |
| Fatigue limit load, Cu | 12 kN |
| Nlim (oil) | 7,600 rpm |
| Nlim (grease) | 6,500 rpm |
| Min operating temperature, Tmin | -20 °C |
| Max operating temperature, Tmax | 120 °C |
| Characteristic cage frequency, FTF | 0.4 Hz |
| Characteristic rolling element frequency, BSF | 4.7 Hz |
| Characteristic outer ring frequency, BPF0 | 5.17 Hz |
| Characteristic inner ring frequency, BPFI | 7.83 Hz |
| da min | 53 mm |
| dc min | 66 mm |
| Da max | 92 mm |
| ra max | 1.5 mm |
| Category | Bearings |
| Inventory | 0.0 |
| Manufacturer Name | NTN |
| Minimum Buy Quantity | N/A |
| Weight / Kilogram | 0.912 |
| Product Group | B04144 |