Stihl MS 291 - Safety Precautions

Drawing B Cylinder, Muffler
Reference Item number Qty Description
(1)MS271, (2)MS271-Z, (3)MS271C-BE, (4)MS291, (5)MS291-Z, (6)MS291C-BE, (7)MS291C-BEZ,
(8)MS291C-BEQ, (9)MS291C-BEQZ
MS 271, MS 271 C, MS 291, MS 291 C
4
SCS 01-2011 3.33
1 1141 020 1203 1 Cylinder with piston Ø 44.7 mm (1-3)
☐ 3 - 6
2 1141 020 1201 1 Cylinder with piston Ø 47 mm (4-9)
☐ 6 - 9
3 1141 030 2012 1 Piston Ø 44.7 mm (1-3)
☐ 4 - 6
4 1141 034 3000 2 Piston ring Ø 44.7x1.2 mm (1-3)
5 1141 034 1502 1 Piston pin 10x6x32 (1-3)
6 9463 650 1000 2 Snap ring 10
7 1141 030 2011 1 Piston Ø 47 mm (4-9)
☐ 6 - 9
8 1140 034 3000 2 Piston ring Ø 47x1.2 mm (4-9)
9 1141 034 1503 1 Piston pin 10x6x35 (4-9)
10 9512 003 2330 1 Needle cage 10x14x13.5
11 9075 478 4725 3 Pan head self-tapping screw IS-D6x35
12 1141 028 0201 1 Pan head self-tapping screw IS-D6x50
13 1141 140 2500 1 Manifold
14 9022 313 0660 3 Spline screw IS-M4x12
15 1141 030 0401 1 Crankshaft (25.2005)
16 9523 003 4301 2 Grooved ball bearing 15x38x11
17 9638 003 1581 1 Oil seal 15x25x5
18 9639 951 1584 1 Oil seal 15x25x5
19 9468 621 1520 1 Circlip 15x1
20 1141 149 0600 1 Muffler gasket
21 1141 140 0611 1 Muffler (1,3,4,6,8)
☐ 23
22 1141 140 0613 1 Muffler (2,5,7,9) USA
☐ 23 - 25
23 1135 145 9002 2 Plug
24 1141 140 8100 1 Spark arresting screen (2,5,7,9) USA
25 9039 475 0656 1 Self-tapping screw M4x9.6 (2,5,7,9) USA
26 9075 478 4085 2 Pan head self-tapping screw IS-D5x18
27 0783 830 2000 1 Tube of sealant Dirko HT red (B)