Stihl 1138 · Section C · 3 of 17 · 30 parts
Oil pump, Clutch
Fits MS 441, MS 441 C.
Parts (30)
| Pos | Part number | Description | Qty |
|---|---|---|---|
| 1 | 1128 640 3206 | Oil pump 0.8 | 1 |
| 2 | 1128 640 3250 | Oil pump 1.1 | 1 |
| 3 | 0000 958 0518 | Washer | 2 |
| 4 | 0000 997 0615 | Compression spring | 1 |
| 5 | 1128 647 0606 | Pump piston 0.8 | 1 |
| 6 | 1128 647 0602 | Pump piston 1.1 | 1 |
| 7 | 1125 641 9400 | Bearing bushing | 1 |
| 8 | 9646 945 0160 | O-ring 4x2 | 2 |
| 9 | 1128 647 4806 | Control bolt | 1 |
| 10 | 1128 647 4803 | Control bolt | 1 |
| 11 | 9380 620 1090 | Roll pin 2x10 | 1 |
| 12 | 1122 649 5000 | Sealing ring B4x2 | 1 |
| 13 | 9022 313 0660 | Spline screw IS-M4x12 | 2 |
| 14 | 1128 640 7112 | Worm | 1 |
| 15 | 1128 647 2400 | Spring | 1 |
| 16 | 1122 162 1000 | Cover washer 52 mm / 2 1/16" | 1 |
| 17 | 1128 162 3202 | Carrier | 1 |
| 18 | 1138 162 0800 | Clutch shoe | 3 |
| 19 | 1128 162 3000 | Retainer | 3 |
| 20 | 0000 997 5816 | Tension spring | 3 |
| 21 | 9512 933 2380 | Needle cage 10x16x12 → replaced by 9512 933 2382, 1122 967 1503 TI 53/2002 | 1 |
| 22 | not sold separately | Clutch drum not available as a separate item | 1 |
| 23 | 0000 642 1223 | Rim sprocket 3/8" 7T | 1 |
| 24 | 0000 958 1032 | Washer Ø 27 mm | 1 |
| 25 | 9460 624 0801 | E-clip 8x1.3 | 1 |
| 26 | 0000 642 1239 NLA | Rim sprocket 0.325" 9T option | 1 |
| 27 | 0000 642 1216 | Rim sprocket 3/8" 8T option | 1 |
| Not numbered on the diagram — assemblies, kits and options | |||
| — | 1138 160 2010 | Clutch | 1 |
| — | 1128 007 1011 | Rim sprocket kit 0.325" 9T option | 1 |
| — | 1128 007 1001 | Rim sprocket kit 3/8" 8T option | 1 |
2012 service parts catalogue. Parts are not interchangeable across engine series — check yours before ordering. NLA = withdrawn by STIHL before 2012.
Wrong number or missing part for the MS 441, MS 441 C? Report a correction →