W639/2-2Z SKF 2x6x3mm d1 3 mm Deep groove ball bearings


| Bearing number | W639/2-2Z |
| Size (mm) | 2x6x3 |
| Brand | SKF |
| Bore Diameter (mm) | 2 |
| Outer Diameter (mm) | 6 |
| Width (mm) | 3 |
| d | 2 mm |
| D | 6 mm |
| B | 3 mm |
| C | 3 mm |
| d1 | 3 mm |
| d2 | – mm |
| r1 min. | 2.9 mm |
| r2 min. | 2.9 mm |
| D1 | 5.4 mm |
| D2 | 0.15 mm |
| da min. | 2.9 mm |
| Da max. | 5.4 mm |
| ra max. | 0.15 mm |
| Weight | 0.00035 Kg |
| Basic dynamic load rating (C) | 0.19 kN |
| Basic static load rating (C0) | 0.051 kN |
| Fatigue load limit (Pu) | 0.002 |
| Reference speed | 180000 r/min |
| Limiting speed | 90000 r/min |
| Calculation factor (f0) | 6 |
Detailed Parameters
parameter:
| UCFS307 Bearing units | Brand:NACHI ,H3:100 mm ,A0:40 mm ,d1:35 mm ,Bore Diameter :35mm |
| IJ123003 Angular contact ball bearings | Brand:ILJIN ,I:65 mm ,F:150 mm ,E:70.1 mm |
| UCP210 Bearing units | Bore Diameter :50mm ,Brand:CRAFT ,d:50 mm ,n:19.0 mm |
| SDE12MG Linear bearings | Brand:KOYO ,Outer Diameter :22mm ,Size :12x22x22.9mm ,Bore Diameter :12mm |
| 2RT24201 Thrust roller bearings | Size :1210x1700x200mm ,Brand:NTN ,Bore Diameter :1210.000mm ,Outer Diameter :1700.000mm |
| KT 202624 Needle roller bearings | Bore Diameter :20mm ,Ew:26 mm ,Fw:20 mm ,Brand:IKO ,Outer Diameter :26mm ,Bc:24 mm |
| 3379/3320 Tapered roller bearings | Width :29.37mm ,Brand:FBJ ,d:34.925 mm ,Bore Diameter :34.925mm ,Outer Diameter :80.167mm ,Size :34.925x80.167x29.37mm |
| NKJ17/20 Needle roller bearings | Outer Diameter :29mm ,Width :20mm ,Size :17x29x20mm ,Brand:KOYO ,d:17 mm ,Bore Diameter :17mm |
| NU2328 Cylindrical roller bearings | Brand:CYSD ,Width :102mm ,Size :140x300x102mm ,Bore Diameter :140mm ,d:140 mm ,Outer Diameter :300mm |
| FW9244 Thrust roller bearings | Brand:FAG ,Width :43mm ,Outer Diameter :76mm ,Size :38x76x43mm ,Bore Diameter :38mm |
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