- Loyal
- NA4909R
NA4909R Bearing | Loyal
NA4909R PDF download| NA4909R interchange NTN NA4909R | |
| NA4909R cross reference NTN NA4909R | |
| NA4909R Equivalent bearing interchange guide： | |
| Price： | enquiry |
| Model Number： | NA4909R |
| k | 3 mm |
| C | 22 mm |
| s | 1 mm |
| d | 45 mm |
| F | 52 mm |
| D | 68 mm |
| B | 22 mm |
| Lw | 16.8 mm |
| Dw | 5 mm |
| Cr | 46 kN |
| C0r | 73 kN |
| Mass | 0.27 kg |
| s max | 1 mm |
| r min. | 0,6 mm |
| Da max | 64 mm |
| da min | 49 mm |
| rs min | 0.6 mm |
| Weight | 0,27 Kg |
| ras max | 0.6 mm |
| Da max. | 64 mm |
| da min. | 49 mm |
| ra max. | 0,6 mm |
| Category | Roller Bearings |
| Inventory | 0.0 |
| Size (mm) | 45x68x22 |
| Width (mm) | 22 |
| Nlim (oil) | 7,500 rpm |
| Nlim (grease) | 5,000 rpm |
| Product Group | B04144 |
| Bearing number | NA4909R |
| Precision class | P0 |
| Weight / Kilogram | 0.274 |
| Manufacturer Name | NTN |
| Bore Diameter (mm) | 45 |
| Outer Diameter (mm) | 68 |
| Minimum Buy Quantity | N/A |
| Radial clearance class | CN |
| (Grease) Lubrication Speed | 5 000 r/min |
| Basic static load rating (C0) | 73 kN |
| Basic dynamic load rating (C) | 46 kN |
| Lubrication hole on inner ring | Non/No |
| Lubrication hole on outer ring | Oui/Yes |
| Max operating temperature, Tmax | 120 °C |
| Min operating temperature, Tmin | -20 °C |
| Characteristic cage frequency, FTF | 0.46 Hz |
| Characteristic outer ring frequency, BPF0 | 10.95 Hz |
| Characteristic inner ring frequency, BPFI | 13.05 Hz |
| Characteristic rolling element frequency, BSF | 11.31 Hz |
UCTH209-28J-300 with Setscrew(inch)
CNSORDERNO: Normal-duty(2)
TOGN: UCTH209-28J-300
SDI: B-1/4-28UNF
SD: 1 3/4
UCTH212-39J-300 with Setscrew(inch)
CNSORDERNO: Normal-duty(2)
TOGN: UCTH212-39J-300
SDI: B-R1/8
SD: 2 7/16
UCTH212-38J-300 with Setscrew(inch)
CNSORDERNO: Normal-duty(2)
TOGN: UCTH212-38J-300
SDI: B-R1/8
SD: 2 3/8
UCTH210-30J-300 with Setscrew(inch)
CNSORDERNO: Normal-duty(2)
TOGN: UCTH210-30J-300
SDI: B-1/4-28UNF
SD: 1 7/8
