20mm sub caliber?

[roger fearnley]

i bought this round thinking it was a 20x99mmR soviet, sub caliber but the measurements are differ

fired 20mm projectile with 9 grooves

brass semi rimmed case 93.45mm long, rim 24.25mm diameter, body 22.09mm diameter, neck 21.50mm diameter,


stenciled on case TP-T-20/90, M649, LOT2-MCR-88


percussion primer


no headstamp


any ideas what it is

roger

 

[smle2009]

Photos would be a great help Roger

Tony

 

[Krt7.92]

It's a 20mm subcal round for Belgian 90mm gun made by MECAR.

 

[SG500]

Like this perhaps?

Dave.

http://www.bocn.co.uk/vbforum/threads/87002-20mm-sub-cal-belgian?highlight=mecar+20mm