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LH 2 tank of CS-2 after thermal protection system (TPS) application. The engine section receives a different thermal protection system application from the rest of the stage. With higher predicted heat loads than the other structures, it is covered in sheets of P50 cork, a composite substance of ground cork and phenolic binders.
In smaller rockets, one launch lug is generally considered enough, and is attached at the joint between one of the rocket's fins and the main rocket body. In larger, heavier model rockets, a second launch lug is generally added closer to the nose cone and lined up with the first, to provide additional support.
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The vertical launch missile first became operational in 1993, with more than 450 having been produced by 2007. It is 4.5 meters (15 ft) in length, with a firing range of about 11.8 nm or 22 kilometers (24,000 yd). [2] Beginning in 1996, the missile was replaced by the newer RUM-139A and subsequently the RUM-139B.
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Just before the College Football Playoff kicks off, Dan Wetzel, Ross Dellenger, and SI's Forde provide a final preview of the 12-team bracket. They discuss the potential for five to six different ...