Stihl 4123 · Section L · 11 of 13 · 27 parts
Gear head FS 66
Fits FS 66.
Parts (27)
| Pos | Part number | Description | Qty |
|---|---|---|---|
| 1 | 4123 640 0500 | Gear housing | 1 |
| 2 | 4119 713 6500 | Screw plug | 1 |
| 3 | 0000 958 0503 | Washer | 2 |
| 4 | 9022 371 1020 | Spline screw IS-M5x20 → replaced by 9022 371 1050 TI 30/2004 | 2 |
| 6 | 9456 621 2660 | Circlip 24x1.2 | 1 |
| 7 | 9455 621 0750 | Circlip 9x1 | 1 |
| 8 | 9503 003 9853 | Grooved ball bearing 609-2Z | 1 |
| 9 | 9503 003 9850 | Grooved ball bearing 609 → replaced by 9503 003 9853 TI 46/2000 | 1 |
| 10 | not sold separately | Drive pinion not available as a separate item | 1 |
| 11 | not sold separately | Spur bevel gear not available as a separate item | 1 |
| 12 | 9503 003 0242 | Grooved ball bearing 6201 | 1 |
| 13 | 0000 958 2004 | Washer | 1 |
| 14 | 9455 621 1130 | Circlip 12x1 | 1 |
| 15 | 9503 003 6440 | Grooved ball bearing 6201-2RS → replaced by 9503 003 6420 TI 5/1994 | 1 |
| 16 | 9456 621 3600 | Circlip 32x1.2 | 1 |
| 17 | 4126 710 3800 | Thrust plate | 1 |
| 19 | 4126 713 1600 | Thrust washer | 1 |
| 20 | 4126 713 3100 | Rider plate | 1 |
| 21 | 4126 642 7600 | Collar nut M10x1 l/h thread | 1 |
| 40 | 4123 717 2800 | Guard washer | 1 |
| 41 | not sold separately | Guard washer not available as a separate item | 1 |
| 42 | 4117 716 3200 | Skirt | 1 |
| 43 | 4117 710 2900 | Clamping strip | 1 |
| 44 | 9291 021 0120 | Washer 5.3 | 3 |
| 45 | 9022 341 0950 | Spline screw IS-M5x10 | 3 |
| Not numbered on the diagram — assemblies, kits and options | |||
| — | 4123 640 0101 | Gearhead | 1 |
| — | 4123 640 7300 | Set of pinions | 1 |
2012 service parts catalogue. Parts are not interchangeable across engine series — check yours before ordering.
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