Stihl Chainsaw Sprocket Cover M8 Hex Nut ST00009550801/2 Genuine Parts
This is a genuine Stihl replacement part, these nuts are suitable for most Stihl chainsaws.
They are suitable for 19mm box key or socket, with a M8 thread
Suitable for the following models
- 009 010 011 012 019 020 024 026 028 029 030 031 032 034 036 038 039 041 042 044 046 048 064 066
- E20
- MC200
- MS170 MS171 MS180 MS181 MS190 MS191 MS192MS200 MS200T MS210 MS211 MS230 MS240 MS250 MS260 MS270 MS271 MS280 MS290 MS291MS310 MS311 MS340 MS341 MS360 MS361 MS362 MS380 MS381 MS390 MS391MS440 MS441 MS460 MS640 MS650 MS660
- MSE220
Part Number ST00009550801/2
FAQ
Frequently Asked Questions
Questions we get asked by our customers. If you need more help please get in touch via our chat.
We aim to dispatch all orders within 1 business day. Orders placed before 2pm are usually shipped the same day.
We ship 99% of our orders via Royal Mail. If you select the free shipping option, you will typically receive your parts within 4 working days.
We stock both genuine parts and premium aftermarket alternatives under our own brand, HardRidge Parts, designed for durability and performance.
Each product page includes compatibility information. If you’re unsure, just contact us with your model number—we’re happy to help.
Look for a sticker on the lawnmower deck—it will show the model year and often an ART number. We can identify your machine using that information.
We offer a 30-day return policy. Parts must be unused and in their original condition. Please see our Returns Policy page for full details.
At the moment, we only ship within the UK.
Orders under £30 are sent via Royal Mail 2D tracking, which provides delivery confirmation but not live updates. Orders over £30 are sent with a fully tracked service via Royal Mail or Evri.
You can email us atsales@outdoorspares.comor use the contact form on our Contact Us page. We typically respond within 24 hours on business days. We also offer live chat and usually reply straight away, though during busy periods it may take a little longer.