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2. Model rocket motor classification - Wikipedia

   en.wikipedia.org/wiki/Model_rocket_motor...

   The designation for a specific motor looks like C6-3.In this example, the letter (C) represents the total impulse range of the motor, the number (6) before the dash represents the average thrust in newtons, and the number (3) after the dash represents the delay in seconds from propelling charge burnout to the firing of the ejection charge (a gas generator composition, usually black powder ...

3. Model rocket - Wikipedia

   en.wikipedia.org/wiki/Model_rocket

   This does not mean that a given "C" motor has twice the total impulse of a given "B" motor, only that C motors are in the 5.01-10.0 N-s range while "B" motors are in the 2.51-5.0 N-s range. The designations "¼A" and "½A" are also used. For a more complete discussion of the letter codes, see Model rocket motor classification.

4. List of the United States military vehicles by model number

   en.wikipedia.org/wiki/List_of_the_United_States...

   M289 truck, missile launcher, 5-ton 6 x 6 (G744), Honest John (note – for vehicle mounted rocket launchers see List of U.S. Army rocket launchers) M291 truck, van, expandable, 5-ton, 6 × 6 (G744) – M39 series 5-ton 6×6 truck

5. United States Department of Defense aerospace vehicle ...

   en.wikipedia.org/wiki/United_States_Department...

   Typical Vehicle Designation Stencil for a USAF aircraft. This one is on the port side of a T-33A under the canopy frame. Joint Regulation 4120.15E: Designating and Naming Military Aerospace Vehicles is the current system for designating all aircraft, helicopters, rockets, missiles, spacecraft, and other aerial vehicles in military use by the United States Armed Forces.

6. L3Harris unit making rocket motors used in Ukraine says ...

   www.aol.com/news/l3harris-unit-making-rocket...

   L3Harris Technologies' business unit Aerojet Rocketdyne has doubled its monthly production of motors for GMLRS rockets that are heavily used in Ukraine, a company executive said on Tuesday, as ...

7. Surging rocket motor demand drives Pentagon to buy from ...

   www.aol.com/news/surging-rocket-motor-demand...

   WASHINGTON (Reuters) -Desperate to address surging demand for solid fuel rocket engines, the Pentagon is close to giving a contract for new motors to the untested, privately held startup Ursa ...

8. Comparison of orbital rocket engines - Wikipedia

   en.wikipedia.org/wiki/Comparison_of_orbital...

   Engine Origin Designer Vehicle Status Use Propellant Power cycle Specific impulse (s) [a] Thrust (N) [a] Chamber pressure (bar) Mass (kg) Thrust: weight ratio [b] Oxidiser: fuel ratio

9. Pentagon awards rocket motor maker Ursa Major $12.5 million - AOL

   www.aol.com/news/pentagon-awards-rocket-motor...

   U.S. rocket propulsion startup Ursa Major said on Tuesday it was awarded a $12.5 million contract to build out production and testing for new solid fuel rocket engines. The award, though small, is ...