Stihl 4311 · Section B · 2 of 5 · 24 parts

Muffler, Muffler kit, Extras

Fits BT 309.

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Parts (24)

Pos	Part number	Description	Qty
1	1108 140 0620	Muffler	1
2	9121 347 1260	Stud M6x12	2
3	9322 630 0140	Spring washer 6	2
4	9214 320 0900	Lock nut M6	2
5	9771 021 1400	Hose clip 14-9	1
6	4203 141 9005 NLA	Screen	1
8	9470 435 0540	Key 4x4x14	1
9	9455 621 3110	Circlip 28x1.5	1
10	4308 162 3201	Carrier	1
11	9455 621 1130	Circlip 12x1	1
12	4104 162 3100	Coupling element 0.404"	1
13	4308 640 2802	Spacer	1
14	9007 319 1420 NLA	Hexagon head screw M6x45	2
15	9291 021 0140	Washer 6.4	2
16	4308 642 7800	Washer	1
17	4309 140 7300	Cover plate	1
18	4309 682 0900	Welding taper	1
19	4301 681 7800	Drill removing tool	1
20	0812 260 1008	Allen key 5	1
21	4309 007 1005	Boring head kit	1
40	9033 346 1400	Socket head screw M6x40	2
Not numbered on the diagram — assemblies, kits and options
—	4309 007 1000	Muffler kit	1
—	4309 007 1011	Attachment kit 08S-assembly	1
—	not sold separately	Extras:

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 NLA = withdrawn by STIHL before 2012.

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