Stihl 1129 · Section B · 2 of 14 · 37 parts
Oil pump, Clutch
Fits 020 T, 020.
Parts (37)
| Pos | Part number | Description | Qty |
|---|---|---|---|
| 1 | 1129 640 3000 | Pump housing | 1 |
| 2 | 1129 647 0600 | Pump piston | 1 |
| 3 | 0000 958 0407 | Washer | 2 |
| 4 | 0000 997 0617 | Compression spring | 1 |
| 5 | 1128 647 4806 | Control bolt | 1 |
| 6 | 9646 945 0160 | O-ring 4x2 | 2 |
| 7 | 9380 620 1090 | Roll pin 2x10 | 1 |
| 8 | 1129 647 7000 | Plug | 1 |
| 9 | 1129 647 5701 | Connector | 1 |
| 10 | 9022 313 0660 | Spline screw IS-M4x12 | 6 |
| 11 | not sold separately | Cover not available as a separate item | 1 |
| 12 | not sold separately | Cover not available as a separate item | 1 |
| 13 | 1129 640 7100 | Worm 3/8" Picco 6T | 1 |
| 14 | 1129 640 7101 | Worm 3/8" Picco 7T | 1 |
| 15 | 1129 640 7102 NLA | Worm 1/4" 8T | 1 |
| 16 | 1129 640 7105 | Worm 0.325" 7T | 1 |
| 17 | 1123 648 6600 | Bumper strip | 2 |
| 18 | 9512 933 2270 | Needle cage 10x13x13 | 1 |
| 19 | 1129 640 2000 | Chain sprocket 3/8" Picco 6T | 1 |
| 20 | 1129 640 2050 | Set of spur sprocket/worm 3/8" Picco 7T | 1 |
| 21 | 1129 640 2051 | Set of spur sprocket/worm 1/4" 8T | 1 |
| 22 | 1129 640 2004 | Chain sprocket 0.325" 7T | 1 |
| 24 | 1129 162 0800 | Clutch shoe | 3 |
| 25 | 1121 162 3000 | Retainer | 3 |
| 26 | 0000 997 5515 | Tension spring | 3 |
| 27 | 1129 664 2401 | Collar screw M8 | 1 |
| 28 | 1129 664 2400 | Collar screw | 1 |
| 29 | not sold separately | Spur gear not available as a separate item | 1 |
| 30 | not sold separately | Adjusting screw not available as a separate item | 1 |
| 31 | 1129 640 1900 | Tensioner slide | 1 |
| 32 | 1123 664 1400 | Thrust pad | 1 |
| 33 | 1123 664 2200 | Cover | 1 |
| 40 | 0000 953 1402 | Stud M8 → replaced by 1129 664 2401 TI 20/1997 | 1 |
| Not numbered on the diagram — assemblies, kits and options | |||
| — | 1129 640 3200 | Oil pump | 1 |
| — | 1129 020 1150 | Cover | 1 |
| — | 1129 640 2052 | Set of spur sprocket/worm 0.325" 7T | 1 |
| — | 1129 007 1000 | Spur gear / chain adjusting screw kit | 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 NLA = withdrawn by STIHL before 2012.
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