Question Hard Disk Seagate

[Klaus235]

i had been wonder why those numbers are printed on metal cover on hard drive?

https://i.ibb.co/RpXLkJS/Photo0394.jpg

https://i.ibb.co/9HYTjs1/Photo0393.jpg

 

[USAFRet]

Your first pic is far too blurry.
Your second pic would seem to indicate - 320GB, 2MB cache.

Of course, more info or a pic of the actual label would help here.

 

[Klaus235]

read it https://www.seagate.com/content/dam.../_shared/media_kits/docs/barracuda-3.5-ds.pdf
st1000dm010 its my disk