Aerospace and Propulsion
Components specially designed for solid rocket propulsion systems, as follows:
| Reference | Parameter | Threshold |
|---|---|---|
| 9A008.b | Filament-wound "composite" motor cases | > 0.61 m |
| 9A008.b | es exceeding 0.61 m in diameter or having 'structural efficiency ratios (PV/W)' | > 25 km |
| 9A008.c | Nozzles with thrust levels | > 45 kN |
| 9A008.c | Nozzles with thrust levels exceeding 45 kN or nozzle throat erosion rates of | < 0.075 mm/s |
9A008.aInsulation and propellant bonding systems, using liners to provide a "strong mechanical bond" or a barrier to chemical migration between the solid propellant and case insulation material;
9A008.bFilament-wound "composite" motor cases exceeding 0.61 m in diameter or having 'structural efficiency ratios (PV/W)' exceeding 25 km;
9A008.cNozzles with thrust levels exceeding 45 kN or nozzle throat erosion rates of less than 0.075 mm/s;
9A008.dMovable nozzle or secondary fluid injection thrust vector control systems, capable of any of the following: 1. Omni-axial movement exceeding ± 5°; 2. Angular vector rotations of 20°/s or more; or 3. Angular vector accelerations of 40°/s2 or more.
9A008.d.1Omni-axial movement exceeding ± 5o;
9A008.d.2Angular vector rotations of 20°/s or more; or
9A008.d.3Angular vector accelerations of 40°/s^2 or more.
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