1121 Crankshaft With Bearing Technical Data (X5 M)
11 21 CRANKSHAFT AND BEARINGS S63T2 B44 SPECIFICATION
| Grinding stages connecting rod bearing journals | ||
| Original | mm | 53.971...53.990 |
| Level 1 | mm | 53.721...53.740 |
| Radial connecting-rod bearing play | mm | 0.025... 0.070 |
11 21 CRANKSHAFT AND BEARINGS S63T2 B44 SPECIFICATION
| Grinding stages, crankshaft guide bearing | ||
| Original | mm | 28+0, 053 +0, 020 |
| Level 1 | mm | 28.2+0.053 0.020 |
| Crankshaft side clearance | mm | 0.080... 0.246 |
| Coefficient of friction - crankshaft | Nm | MAX 5 |
11 21 CRANKSHAFT AND BEARINGS S63T2 B44 SPECIFICATION
| Grinding stage of main bearing journals | ||
| Bearing journal 1 | ||
| Original (identification S1) | mm | 64.974... 64.980 |
| Original (identification S2) | mm | 64.967... 64.973 |
| Original (identification S3) | mm | 64.961... 64.966 |
| Grinding stage 1 (identification B1) | mm | 64.724... 64.730 |
| Grinding stage 1 (identification B2) | mm | 64.717... 64.723 |
| Grinding stage 1 (identification B3) | mm | 64.711... 64.716 |
| Crankshaft bearing clearance, radial | mm | 0.020... 0.046 |
| Max. permitted runout at main bearing journal | mm | 0.15 |
11 21 CRANKSHAFT AND BEARINGS S63T2 B44 SPECIFICATION
| Grinding stage of main bearing journals | ||
| Bearing journal 2-5 | ||
| Original (identification S1) | mm | 64.984... 64.990 |
| Original (identification S2) | mm | 64.977... 64.983 |
| Original (identification S3) | mm | 64.971... 64.976 |
| Grinding stage 1 (identification B1) | mm | 64.734... 64.740 |
| Grinding stage 1 (identification B2) | mm | 64.727... 64.733 |
| Grinding stage 1 (identification B3) | mm | 64.721... 64.726 |
| Crankshaft bearing clearance, radial | mm | 0.020... 0.046 |
| Max. permitted runout at main bearing journal | mm | 0.15 |
11 21 CRANKSHAFT AND BEARINGS S63TU B44 SPECIFICATION
| Grinding stage of main bearing journals | ||
| Bearing journal | ||
| Original (identification S1) | mm | 64.974... 64.980 |
| Original (identification S2) | mm | 64.967... 64.973 |
| Original (identification S3) | mm | 64.961... 64.966 |
| Grinding stage 1 (identification B1) | mm | 64.724... 64.730 |
| Grinding stage 1 (identification B2) | mm | 64.717... 64.723 |
| Grinding stage 1 (identification B3) | mm | 64.711... 64.716 |
| Crankshaft bearing clearance, radial | mm | 0.020... 0.046 |
| Max. permitted runout at main bearing journal | mm | 0.15 |