
Originally Posted by
Tony Williams
The L40A1 is based on the SAP 5.56mm SS109 round, with a hardened steel element in the nose. It's been NATO qualified but (last I heard) not bought by anyone yet. Not much call for it in A'stan.
The UK does have a habit of introducing a new designation for every variation (inc different suppliers) in case, primer, propellant and bullet, and apparently picking the numbers at random...
The latest 5.56mm ball round in service is the L17A2...just a different supplier for primer or propellant (I forget which).
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