Stihl 1121 · Section A · 1 of 16 · 45 parts
Crankcase
Fits 024.
Parts (45)
| Pos | Part number | Description | Qty |
|---|---|---|---|
| 1 | 1121 020 2117 | Crankcase | 1 |
| 1 | 1121 020 2112 | Crankcase → replaced by 1121 020 2117 TI 43/2001 | 1 |
| 2 | 9371 470 2610 | Cylindrical pin 5x18 | 2 |
| 3 | 0000 974 1200 | Notched pin 2.6x8 | 1 |
| 4 | 1128 640 9100 | Valve | 1 |
| 5 | 0000 988 5211 | Connector | 1 |
| 6 | 9416 868 6531 | Hollow rivet 6.5x0.5x6.8 | 2 |
| 7 | 1120 162 5200 | Pin | 1 |
| 8 | 1121 162 5205 | Pin | 1 |
| 9 | 1121 162 5200 | Pin | 2 |
| 10 | 9022 371 1020 | Spline screw IS-M5x20 | 5 |
| 11 | 9523 003 4260 | Grooved ball bearing 15x35x13 | 1 |
| 12 | 9503 003 0320 | Grooved ball bearing 16002 | 1 |
| 13 | 9640 003 1600 | Oil seal 15x29.6x4 | 1 |
| 14 | 9640 003 1190 | Oil seal 12x20x5 | 1 |
| 15 | 1122 647 9400 | Hose | 1 |
| 16 | 1117 640 3800 | Pickup body | 1 |
| 17 | 1121 029 0500 | Gasket | 1 |
| 18 | 1121 030 0400 | Crankshaft | 1 |
| 19 | 1121 030 0405 | Crankshaft | 1 |
| 20 | 1120 036 8500 | Woodruff key 2x3.7 | 1 |
| 21 | 1121 640 1905 | Tensioner slide | 1 |
| 22 | 1121 664 1600 | Adjusting screw | 1 |
| 23 | 1125 664 1400 | Thrust pad | 1 |
| 24 | 1122 664 2200 | Cover plate | 1 |
| 25 | 9041 216 0630 | Pan head screw M4x8 | 2 |
| 26 | not sold separately | Spur gear not available as a separate item | 1 |
| 27 | not sold separately | Adjusting screw not available as a separate item | 1 |
| 28 | 9646 945 0490 | O-ring 7x1.5 | 1 |
| 29 | 1125 640 1900 | Tensioner slide | 1 |
| 30 | 1122 664 1000 | Inner side plate 0.5 mm | 1 |
| 31 | 1122 664 1001 NLA | Inner side plate option | 1 |
| 32 | 1120 664 1500 | Tensioning nut | 1 |
| 33 | 1121 664 2800 | Guide piece | 1 |
| 34 | 9043 319 8100 | Pan head screw M5x50 | 1 |
| 35 | 1121 648 6610 | Bumper strip | 2 |
| 36 | 1124 084 8301 | Reflector foil option | 1 |
| 37 | 0000 350 0526 | Filler cap | 1 |
| 38 | 9645 948 2470 | O-ring 23x3 | 1 |
| 39 | 0000 350 0510 | Filler cap | 1 |
| 40 | 0000 359 1210 | Sealing ring | 1 |
| 41 | 0000 350 0900 | Rope | 1 |
| 42 | 0000 353 0600 | Hook | 1 |
| Not numbered on the diagram — assemblies, kits and options | |||
| — | 1121 007 1021 | Chain tensioner kit | 1 |
| — | 1121 007 1050 | Set of gaskets | 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 NLA = withdrawn by STIHL before 2012.
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