If done via the enatis site, it will show a warning that you will not get your license disk sent till they receive the road worthy and only your receipt will be printed and sent.
https://www.bentasker.co.uk/posts/blog/house-stuff/fixing-a-leaking-stopcock.html
EDIT.
You should be able to buy these at most plumbing stores
https://www.brights.co.za/product/tap-gland-packing-3-8-2/?srsltid=AfmBOoroYWV8lm3zhzcADLEDECyatmAYXQSCexayGvEsTYXWx3atIajg
If your Aim TV screen is flipped (meaning it's upside down or sideways), you need to access your TV's settings menu and look for an option related to "picture orientation" or "screen rotation" to adjust it back to normal; this option may be found under "picture" or "display" settings on your...