- Loyal
- NA4903R
NA4903R Bearing | Loyal
NA4903R PDF download| NA4903R interchange NTN NA4903R | |
| NA4903R cross reference NTN NA4903R | |
| NA4903R Equivalent bearing interchange guide： | |
| Price： | enquiry |
| Model Number： | NA4903R |
| k | 2 mm |
| C | 13 mm |
| s | 0,5 mm |
| d | 17 mm |
| F | 22 mm |
| D | 30 mm |
| B | 13 mm |
| Lw | 9.8 mm |
| Dw | 2.5 mm |
| Cr | 11.2 kN |
| C0r | 14.6 kN |
| Mass | 0.04 kg |
| s max | 0.5 mm |
| r min. | 0,3 mm |
| Da max | 28 mm |
| da min | 19 mm |
| rs min | 0.3 mm |
| Weight | 0,037 Kg |
| ras max | 0.3 mm |
| Da max. | 28 mm |
| da min. | 19 mm |
| ra max. | 0,3 mm |
| Category | Roller Bearings |
| Inventory | 0.0 |
| Size (mm) | 17x30x13 |
| Width (mm) | 13 |
| Nlim (oil) | 18,000 rpm |
| Nlim (grease) | 12,000 rpm |
| Product Group | B04144 |
| Bearing number | NA4903R |
| Precision class | P0 |
| Weight / Kilogram | 0.038 |
| Manufacturer Name | NTN |
| Bore Diameter (mm) | 17 |
| Outer Diameter (mm) | 30 |
| Minimum Buy Quantity | N/A |
| Radial clearance class | CN |
| (Grease) Lubrication Speed | 12 000 r/min |
| Basic static load rating (C0) | 14,6 kN |
| Basic dynamic load rating (C) | 11,2 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 | 0.45 Hz |
| Characteristic outer ring frequency, BPF0 | 8.08 Hz |
| Characteristic inner ring frequency, BPFI | 9.92 Hz |
| Characteristic rolling element frequency, BSF | 9.7 Hz |
UCTH209-27J-300 with Setscrew(inch)
CNSORDERNO: Normal-duty(2)
TOGN: UCTH209-27J-300
SDI: B-1/4-28UNF
SD: 1 11/16
UCTH211-35J-300 with Setscrew(inch)
CNSORDERNO: Normal-duty(2)
TOGN: UCTH211-35J-300
SDI: B-R1/8
SD: 2 3/16
UCTH210-30J-300 with Setscrew(inch)
CNSORDERNO: Normal-duty(2)
TOGN: UCTH210-30J-300
SDI: B-1/4-28UNF
SD: 1 7/8
UCTH209-26J-300 with Setscrew(inch)
CNSORDERNO: Normal-duty(2)
TOGN: UCTH209-26J-300
SDI: B-1/4-28UNF
SD: 1 5/8
