O-rings for Breville BES900 BES920  BES980 BES990 double boiler espresso machines.  Eight for hose connections, SP00001672.  Six for boiler probes, identified as  5.6 and 6.26 in some Breville parts diagrams.  Silicone.   The photos are of the actual o-rings, the dime is shown for size reference.

If you are looking for fluorosilicone o-rings for the probes,  the blue ones that were the original material used on the Breville machines, I have those available in another listing:

https://www.ebay.com/itm/125219280095

Located in NJ for fast shipping.  If you order by noon EST I have them shipped the same day, otherwise next day. I ship Saturdays too.   Delivery to US addresses is typically 2 to 4 days, international 7 to 14 days.  Get that machine fixed fast.

I specialize in o-rings and Ulka pump repair kits.  Check my feedback, all my happy customers.

If you need other o-rings, please contact me.