KOYO BTM4030-1 needle roller bearings
How do you find the KOYO BTM4030-1 needle roller bearings specification? Manufacturers Online Free check！ 70 mm d
| d | 70 mm |
| D | 110 mm |
| B | 20 mm |
| rs min | 1.1 mm |
| Radial clearance class | C3 |
| Mass | 0.6 kg |
| Dynamic load, C | 38 kN |
| Static load, C0 | 31 kN |
| Fatigue limit load, Cu | 1.41 kN |
| f0 | 15.6 |
| Nlim (grease) | 6,100 rpm |
| Min operating temperature, Tmin | -25 °C |
| Max operating temperature, Tmax | 110 °C |
| Characteristic cage frequency, FTF | 0.43 Hz |
| Characteristic rolling element frequency, BSF | 7.43 Hz |
| Characteristic outer ring frequency, BPF0 | 6.07 Hz |
| Characteristic inner ring frequency, BPFI | 7.93 Hz |
| da min | 76.5 mm |
| da max | 80.5 mm |
| Da max | 103.5 mm |
| ra max | 1 mm |
| Inventory | 0.0 |
| Manufacturer Name | NTN |
| Minimum Buy Quantity | N/A |
| Weight / Kilogram | 0.616 |
| Product Group | B00308 |
| Enclosure | 2 Seals |
| Precision Class | ABEC 1 | ISO P0 |
| Maximum Capacity / Filling Slot | No |
| Rolling Element | Ball Bearing |
| Snap Ring | No |
| Internal Special Features | No |
| Cage Material | Steel |
| Enclosure Type | Non-Contact Seal |
| Internal Clearance | C3-Loose |
| Inch – Metric | Metric |
| Long Description | 70MM Bore; 110MM Outside Diameter; 20MM Outer Race Width; 2 Seals; Ball Bearing; ABEC 1 | ISO P0; No |
| Other Features | Deep Groove | Non-Friction Nitrile Rubber Seal | Prelubricated |
| UNSPSC | 31171504 |
| Harmonized Tariff Code | 8482.10.50.68 |
| Noun | Bearing |
| Keyword String | Ball |
| Weight / LBS | 1.34482 |
| Outer Race Width | 0.787 Inch | 20 Millimeter |
| Outside Diameter | 4.331 Inch | 110 Millimeter |
| Bore | 2.756 Inch | 70 Millimeter |
| Inner Race Width | 0 Inch | 0 Millimeter |
Detailed Parameters
parameter：
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