Stihl 1140 · Section C · 3 of 11 · 31 parts
Oil pump, Clutch
Fits MS 311, MS 391.
Parts (31)
| Pos | Part number | Description | Qty |
|---|---|---|---|
| 1 | 1127 640 3204 | Oil pump | 1 |
| 2 | 0000 958 0408 | Washer | 2 |
| 3 | 0000 997 0615 | Compression spring | 1 |
| 4 | 1127 647 0602 | Pump piston 0.88 mm | 1 |
| 5 | 1121 641 9400 | Bearing bushing | 1 |
| 6 | 1128 647 4806 | Control bolt | 1 |
| 7 | 9380 620 1090 | Roll pin 2x10 | 1 |
| 8 | 9646 945 0160 | O-ring 4x2 | 2 |
| 9 | 1127 640 9200 | Elbow connector | 1 |
| 10 | 9645 945 7444 | O-ring 4x1.5 | 1 |
| 11 | 9075 478 3018 | Pan head self-tapping screw IS-D4x18 | 2 |
| 12 | 1125 640 7110 | Worm | 1 |
| 13 | 1125 647 2400 | Spring | 1 |
| 14 | 1127 162 3200 | Carrier | 1 |
| 15 | 1125 162 0802 | Clutch shoe | 3 |
| 16 | 1127 162 3000 | Retainer | 3 |
| 17 | 0000 997 0911 | Tension spring → replaced by 0000 997 0912 TI 10/2008 | 3 |
| 18 | 1127 162 1000 | Cover washer | 1 |
| 19 | 9512 933 2260 | Needle cage 10x13x10 | 1 |
| 20 | 1140 640 2000 NLA | Chain sprocket 3/8" 7T | 1 |
| 21 | 0000 958 1021 | Washer Ø 33 mm | 1 |
| 22 | 9460 624 0801 | E-clip 8x1.3 | 1 |
| 23 | 0000 642 1231 | Rim sprocket 3/8" 7T option | 1 |
| 24 | not sold separately | Clutch drum optionnot available as a separate item | 1 |
| 25 | 0000 958 1022 | Washer Ø 27 mm option | 1 |
| 26 | 0000 642 1234 NLA | Rim sprocket 0.325" 8T option | 1 |
| 27 | 0000 642 1236 NLA | Rim sprocket 0.325" 7T option | 1 |
| Not numbered on the diagram — assemblies, kits and options | |||
| — | 1140 160 2001 | Clutch | 1 |
| — | 1125 007 1002 | Rim sprocket kit 3/8" 7T option | 1 |
| — | 1125 007 1000 NLA | Rim sprocket kit 0.325" 8T option | 1 |
| — | 1125 007 1001 NLA | Rim sprocket kit 0.325" 7T 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 NLA = withdrawn by STIHL before 2012.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 311, MS 391? Report a correction →