NTN 2RT21904 thrust roller bearings
| Brand Name |
NTN |
| Model Number |
2RT21904 |
| Min.Order Quantity |
1 pcs |
| Price |
Negotiable |
Product Features
NTN 2RT21904 bearing Size Chart (mm/inches) |
|---|
| d | 20 mm |
| D | 47 mm |
| B | 14 mm |
| a min | 2.31 mm |
| a max | 2.46 mm |
| rs min | 1 mm |
| rNs min | 0.5 mm |
| D3 max | 44.6 mm |
| b min | 1.35 mm |
| b max | 1.65 mm |
| r0 max | 0.4 mm |
| Radial clearance class | C3 |
| Mass | 0.11 kg |
| Dynamic load, C | 12.8 kN |
| Static load, C0 | 6.65 kN |
| Fatigue limit load, Cu | 0.3 kN |
| f0 | 13.2 |
| Nlim (oil) | 18,000 rpm |
| Nlim (grease) | 16,000 rpm |
| Min operating temperature, Tmin | -60 °C |
| Characteristic cage frequency, FTF | 0.38 Hz |
| Characteristic rolling element frequency, BSF | 4.12 Hz |
| Characteristic outer ring frequency, BPF0 | 3.08 Hz |
| Characteristic inner ring frequency, BPFI | 4.92 Hz |
| da min | 25 mm |
| Da max | 42 mm |
| ra max | 1 mm |
| rNa max | 0.5 mm |
| Category | Single Row Ball Bearings |
| Inventory | 0.0 |
| Manufacturer Name | NTN |
| Minimum Buy Quantity | N/A |
| Weight / Kilogram | 0.106 |
| Product Group | B00308 |
| Enclosure | Open |
| Precision Class | ABEC 1 | ISO P0 |
| Maximum Capacity / Filling Slot | No |
| Rolling Element | Ball Bearing |
| Snap Ring | Yes |
| Internal Special Features | No |
| Cage Material | Steel |
| Internal Clearance | C3-Loose |
| Inch - Metric | Metric |
| Long Description | 20MM Bore; 47MM Outside Diameter; 14MM Outer Race Width; Open; Ball Bearing; ABEC 1 | ISO P0; No Filling Slot; Yes Snap Ring; No Internal Special Features; C3-Loose Internal Clearance; Steel Cage |
| Other Features | Deep Groove | With Snap Ring Groove |
| Category | Single Row Ball Bearing |
| UNSPSC | 31171504 |
| Harmonized Tariff Code | 8482.10.50.68 |
| Noun | Bearing |
| Keyword String | Ball |
| Manufacturer URL | http://www.ntnamerica.com |
| Weight / LBS | 0.234 |
| Bore | 0.787 Inch | 20 Millimeter |
| Outside Diameter | 1.85 Inch | 47 Millimeter |
| Inner Race Width | 0 Inch | 0 Millimeter |
| Outer Race Width | 0.551 Inch | 14 Millimeter |