Stihl 4135 · Section N · 13 of 20 · 32 parts
Carburetor SK12, SK12-7XA
Fits FR 125, FR 135, FR 145.
Parts (32)
| Pos | Part number | Description | Qty |
|---|---|---|---|
| 1 | 4126 121 5471 | Valve jet | 1 |
| 2 | 4126 121 5170 | Inlet needle | 1 |
| 3 | 1123 122 3001 | Spring | 1 |
| 4 | 1120 121 9200 | Spindle | 1 |
| 5 | 1125 121 5000 | Inlet control lever | 1 |
| 6 | 4126 122 6670 | Collar screw | 1 |
| 7 | 4226 121 0700 | Cup plug | 1 |
| 8 | 4135 129 0972 | Gasket | 1 |
| 9 | 1123 121 4700 | Metering diaphragm | 1 |
| 10 | 1123 121 0801 | End cover | 1 |
| 11 | 4132 122 6600 | Collar screw | 2 |
| 12 | 1120 122 3005 | Spring | 2 |
| 13 | 4135 122 6700 | High speed adjustment screw | 1 |
| 14 | 4126 122 6870 | Low speed adjustment screw | 1 |
| 15 | 4126 121 8670 | Washer 6/4x0.5 | 2 |
| 16 | 1123 122 3000 | Spring | 1 |
| 17 | 4126 120 7170 | Throttle shaft with lever | 1 |
| 18 | 1125 122 9001 | E-clip | 1 |
| 19 | 4126 121 3370 | Throttle shutter | 1 |
| 20 | 1120 122 7400 | Round head screw | 1 |
| 21 | 1120 121 7800 | Strainer | 1 |
| 22 | 4135 121 4870 | Pump diaphragm | 1 |
| 23 | 4113 129 0972 | Gasket | 1 |
| 24 | 4135 120 2270 | Flange | 1 |
| 25 | 4135 122 6270 | Idle speed adjustment screw | 1 |
| 26 | 4113 121 2770 | Cap | 1 |
| 27 | 4135 121 0870 | End cover | 1 |
| 28 | 9991 120 0670 | Screw M4x15 | 2 |
| 29 | 4226 121 8600 | Washer | 1 |
| 30 | 4137 120 8700 | Control valve | 1 |
| Not numbered on the diagram — assemblies, kits and options | |||
| — | 4126 120 0671 | Carburetor SK12 | 1 |
| — | 4126 120 0670 | Carburetor SK12-7XA no longer available from factory | 1 |
2012 service parts catalogue. Parts are not interchangeable across engine series — check yours before ordering.
Wrong number or missing part for the FR 125, FR 135, FR 145? Report a correction →