Stihl 1121 · Section C · 3 of 17 · 23 parts
Oil pump
Fits MS 260, MS 260 C.
Parts (23)
| Pos | Part number | Description | Qty |
|---|---|---|---|
| 1 | 1121 640 3203 | Oil pump adjustable | 1 |
| 2 | not sold separately | Clutch drum not available as a separate item | 1 |
| 3 | 0000 958 0408 | Washer | 2 |
| 4 | 0000 997 2002 | Compression spring | 1 |
| 5 | 1121 647 0603 | Pump piston | 1 |
| 6 | 1121 641 9400 | Bearing bushing | 1 |
| 7 | 9646 945 0160 | O-ring 4x2 | 2 |
| 8 | 1128 647 4806 | Control bolt | 1 |
| 9 | 9380 620 1090 | Roll pin 2x10 | 1 |
| 10 | 0000 958 1234 | Washer | 1 |
| 11 | 1121 640 7111 | Worm | 1 |
| 12 | 1121 647 3100 | Carrier | 1 |
| 13 | 0000 993 0508 | Ring 12x15x12 | 1 |
| 14 | 9022 313 0660 | Spline screw IS-M4x12 | 2 |
| 15 | 0000 958 0407 | Washer | 2 |
| 16 | 0000 997 0504 | Compression spring | 1 |
| 17 | 1121 647 0601 | Pump piston | 1 |
| 18 | 1121 647 7002 NLA | Plug | 1 |
| 19 | 1121 640 7110 | Worm | 1 |
| 20 | 1121 640 3202 | Oil pump 65 (0.65 mm stroke) | 1 |
| 21 | 1121 640 9400 | Hose 75 mm / 3'' | 1 |
| 22 | 1121 036 1600 | Worm | 1 |
| Not numbered on the diagram — assemblies, kits and options | |||
| — | 1121 007 1043 | Conversion kit oil pump, adjustable option | 1 |
2012 service parts catalogue. Parts are not interchangeable across engine series — check yours before ordering. NLA = withdrawn by STIHL before 2012.
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