31. He's such a great penetrator , people are going to back off. 32. Likewise, ammunition with needle-like DU penetrators can punch through conventional armor. 33. This is achieved by using a tungsten penetrator . 34. The nylon sabot provides a seal between penetrator and barrel, and reduces wear. 35. The penetrator is carried by a sabot during its acceleration in the gun barrel. 36. During the Gulf War, the need for a conventional deep penetrator became clear. 37. Aerojet Rocketdyne is performing computer modeling of the Mars penetrators as a design tool. 38. A concept warhead using kinetic energy penetrators for counter-airfield operations never materialized. 39. Most linemen are married to the line of scrimmage, but Ray is a penetrator . 40. B . J ., he is a great penetrator and kick-out guy.