UCP205 Pillow Block Bearings 25x36.5x140mm Size Chart (mm/inches) |
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| Bearing number | NF228 |
| Size (mm) | 140x221x42 |
| Bore Diameter (mm) | 140 |
| Outer Diameter (mm) | 221 |
| Width (mm) | 42 |
| d | 140 mm |
| D | 250 mm |
| Ew | 221 mm |
| B | 42 mm |
| C | 42 mm |
| r min. | 3 mm |
| r1 min. | 3 mm |
| J | 179,5 mm |
| Weight | 7,88 Kg |
| Basic dynamic load rating (C) | 310 kN |
| Basic static load rating (C0) | 400 kN |
| (Grease) Lubrication Speed | 2 700 r/min |
| E | 221 mm |
| F | 169 mm |
| d1 | 179.5 mm |
| rs min | 3 mm |
| r1s min | 3 mm |
| Radial clearance class | CN |
| Mass (without HJ ring) | 8.37 kg |
| Dynamic load, C | 310 kN |
| Static load, C0 | 400 kN |
| Fatigue limit load, Cu | 39.9 kN |
| Nlim (oil) | 3,100 rpm |
| Nlim (grease) | 2,700 rpm |
| Min operating temperature, Tmin | -40 °C |
| Max operating temperature, Tmax | 120 °C |
| Characteristic cage frequency, FTF | 0.43 Hz |
| Characteristic rolling element frequency, BSF | 7.37 Hz |
| Characteristic outer ring frequency, BPF0 | 7.37 Hz |
| Characteristic inner ring frequency, BPFI | 9.63 Hz |
| da min | 153 mm |
| Da max | 237 mm |
| Db min | 224 mm |
| ra max | 2.5 mm |
| Category | Cylindrical Roller Bearings |
| Inventory | 0.0 |
| Manufacturer Name | NTN |
| Minimum Buy Quantity | N/A |
| Weight / Kilogram | 8.37 |
| Product Group | B04144 |
| Bore Profile | Straight |
| Cage Material | Steel |
| Precision Class | RBEC 1 | ISO P0 |
| Number of Rows of Rollers | Single Row |
| Separable | Outer Ring - One Side |
| Rolling Element | Cylindrical Roller Bearing |
| Profile | Complete with Outer and Inner Ring |
| Snap Ring | No |
| Internal Clearance | C0-Medium |
| Retainer | Yes |
| Relubricatable | Yes |
| Inch - Metric | Metric |
| Other Features | 2 Rib Inner Ring | 1 Rib Outer Ring | Cage on Inner Ring OD |
| Long Description | 140MM Bore; Straight Bore Profile; 250MM Outside Diameter; 42MM Width; Steel Cage Matetrial; RBEC 1 | ISO P0; Single Row; Outer Ring - One Side Separable; No Snap Ring; Relubricatable; C0-Medium Inter |
| Category | Cylindrical Roller Bearing |
| UNSPSC | 31171547 |
| Harmonized Tariff Code | 8482.50.00.00 |
| Noun | Bearing |
| Manufacturer URL | http://www.ntnamerica.com |
| Weight / LBS | 20.4 |
| Width | 1.654 Inch | 42 Millimeter |
| Outside Diameter | 9.843 Inch | 250 Millimeter |
| Bore | 5.512 Inch | 140 Millimeter |
| bore diameter: | 140 mm |
| static load capacity: | 400000 N |
| outside diameter: | 250 mm |
| precision rating: | ISO Class 0 |
| overall width: | 42 mm |
| maximum rpm: | 3100 rpm |
| flanges: | (2) Outer Ring, (1) Inner Ring |
| bearing material: | Hardened Alloy Steel |
| bore type: | Straight |
| cage material: | Pressed Steel |
| number of rows: | 1 |
| finish/coating: | Uncoated |
| internal clearance: | CN |
| closure type: | Open |
| operating temperature range: | -40 to 120 ºC |
| fillet radius: | 2.5 mm |
| dynamic load capacity: | 310000 N |
| manufacturer product page: | Click here |