Starter cartridges are pyrotechnic devices used to initiate gas-turbine engine starting sequences, covering solid-propellant breech-loaded cartridges, impulse cartridges, and combustion-gas generators that deliver a high-pressure gas charge to drive starter turbines; manufacture involves propellant formulation, metal case machining, and hazardous assembly processes compliant with MIL-SPEC and STANAG requirements.
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