Finished up the testing of the Federal 5.56 62gr Mod0 OTM SOST (T556TNB1) round. Here are the conditions and results.
-16'' CHF PSA barrel
-Test rounds fired from 15 feet
-"FBI spec" (Their term, not mine...) Clear Ballistics gel block
-2997 feet per second
-1235 foot pounds of energy
-1st shot passed through 32'' of gel
-2nd shot stopped at 32''
-Fragmentation occurred along the way
Here's the video showing the test, the permanent cavity, both shots into the gel, and a discussion of the results:
Federal Mod0 Gel Test HD Video Link