W619/2X-2Z SKF r1 min. 2.9 mm 2x6x2.5mm Deep groove ball bearings
| Bearing number | W619/2X-2Z |
| Size (mm) | 2x6x2.5 |
| Brand | SKF |
| Bore Diameter (mm) | 2 |
| Outer Diameter (mm) | 6 |
| Width (mm) | 2.5 |
| d | 2 mm |
| D | 6 mm |
| B | 2.5 mm |
| C | 2.5 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 | 0.00031 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：
| AST20 WC22 Plain bearings | Bearing Outside Diameter, Nominal(Do):38.000 ，Shaft Dia., Nominal (d):20.0000 ，Outer Diameter :38mm ，Brand:AST ，Bore Diameter :20mm ，Bearing Type:thrust washer |
| QJ 209 N2 M Angular contact ball bearings | Bore Diameter :45mm ，Size :45x85x19mm ，Width :19mm ，Outer Diameter :85mm ，Brand:ISB |
| 23968-MB Spherical roller bearings | Brand:FAG ，Outer Diameter :460mm ，Bore Diameter :340mm ，Size :340x460x90mm ，Width :90mm |
| 6818 Deep groove ball bearings | Width :13mm ，Outer Diameter :115mm ，Bore Diameter :90mm ，Size :90x115x13mm ，d:90 mm ，Brand:FBJ |
| BA250-4A Angular contact ball bearings | Width :38mm ，Brand:NSK ，Outer Diameter :330mm ，Bore Diameter :250mm ，Size :250x330x38mm |
| CR-7901DF Tapered roller bearings | Brand:NTN ，Width :469.9mm ，Size :393.7x546.1x469.9mm ，Bore Diameter :393.7mm ，Outer Diameter :546.1mm ，d:393.7 mm |
| BK223016 Cylindrical roller bearings | Brand:CX ，Bore Diameter :22mm ，Size :22x30x16mm ，Outer Diameter :30mm |
| NA 5918 Needle roller bearings | Bore Diameter :90mm ，Size :90x125x46mm ，Width :46mm ，Outer Diameter :125mm ，Brand:JNS |
| RT734 Thrust roller bearings | Brand:INA ，Size :101.6x177.8x44.45mm ，Outer Diameter :177.8mm ，Bore Diameter :101.6mm ，Width :44.45mm ，d:101.6 mm |
| LBBR 8-2LS/HV6 Linear bearings | Size :8x15x24mm ，Brand:SKF ，Outer Diameter :15mm ，Fw:8 mm ，Bore Diameter :8mm ，Width :24mm |
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