KOYO OB63 deep groove ball bearings
LET OUR KOYO OB63 deep groove ball bearings EXPERTS 52x25x18 Size (mm) 52 Bore Diameter (mm) GET YOU THE PARTS YOU 25 Outer Diameter (mm) NEED.
| Size (mm) | 52x25x18 |
| Bore Diameter (mm) | 52 |
| Outer Diameter (mm) | 25 |
| Width (mm) | 18 |
| d | 25 mm |
| D | 52 mm |
| B | 18 mm |
| d1 | 34.7 mm |
| D1 | 43.3 mm |
| F | 31.5 mm |
| r1,2 – min. | 1 mm |
| r3,4 – min. | 1 mm |
| s | 1.8 mm |
| da – min. | 29.9 mm |
| da – max. | 30.4 mm |
| db – min. | 36 mm |
| Da – max. | 46.4 mm |
| ra – max. | 1 mm |
| Basic dynamic load rating – C | 39 kN |
| Basic static load rating – C0 | 34 kN |
| Fatigue load limit – Pu | 4.2 kN |
| Reference speed | 14000 r/min |
| Limiting speed | 16000 r/min |
| Calculation factor – kr | 0.2 |
| Inventory | 0.0 |
| Manufacturer Name | SKF |
| Minimum Buy Quantity | N/A |
| Weight / Kilogram | 0.174 |
| EAN | 7316577027528 |
| Product Group | B04144 |
| Bore Profile | Straight |
| Cage Material | Polymer |
| Precision Class | RBEC 1 | ISO P0 |
| Number of Rows of Rollers | Single Row |
| Separable | Inner 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 | High Capacity | 1 Rib Inner Ring | 2 Rib Outer Ring | Cage on Outer Ring ID |
| Long Description | 25MM Bore; Straight Bore Profile; 52MM Outside Diameter; 18MM Width; Polymer Cage Matetrial; RBEC 1 |
| UNSPSC | 31171547 |
| Harmonized Tariff Code | 8482.50.00.00 |
| Noun | Bearing |
| Manufacturer Item Number | NJ 2205 ECP |
| Weight / LBS | 0.383 |
| Outside Diameter | 2.047 Inch | 52 Millimeter |
| Width | 0.709 Inch | 18 Millimeter |
| Bore | 0.984 Inch | 25 Millimeter |
| bore diameter: | 25 mm |
| static load capacity: | 34 kN |
| outside diameter: | 52 mm |
| precision rating: | RBEC 1 (ISO Class Normal) |
| overall width: | 18 mm |
| maximum rpm: | 16000 RPM |
| flanges: | (2) Outer Ring, (1) Inner Ring |
| cage material: | Polyamide |
| bore type: | Straight |
| finish/coating: | Uncoated |
| number of rows: | 1 |
| closure type: | Open |
| internal clearance: | C0 |
| application: | Piston Type Machines, Rolling Mills, Spindles/Machine Tools |
| ring separation: | Separable Ring |
| outer ring width: | 18 mm |
| operating temperature range: | Maximum of +300 °F |
| fillet radius: | 1 mm |
| dynamic load capacity: | 34.1 kN |
| series: | NJ22 |
| d1 ≈ | 34.7 mm |
| D1 ≈ | 43.3 mm |
| r1,2 min. | 1 mm |
| r3,4 min. | 0.6 mm |
| s max. | 1.8 mm |
| da min. | 29.9 mm |
| da max. | 30.4 mm |
| db min. | 36 mm |
| Da max. | 46.4 mm |
| ra max. | 1 mm |
| Basic dynamic load rating C | 39 kN |
| Basic static load rating C0 | 34 kN |
| Fatigue load limit Pu | 4.25 kN |
| Calculation factor kr | 0.2 |
| Limiting value e | 0.3 |
| Axial load factor Y | 0.4 |
| Mass bearing | 0.17 kg |
| Angle ring | HJ 2205 EC |
Detailed Parameters
parameter：
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