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SRB Return to Flight Activities David M. Martin Solid Rocket Booster Project Manager.

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Presentation on theme: "SRB Return to Flight Activities David M. Martin Solid Rocket Booster Project Manager."— Presentation transcript:

1 SRB Return to Flight Activities David M. Martin Solid Rocket Booster Project Manager

2 Solid Rocket Booster (SRB) Attach Point Forward Booster Separation Motors (BSMs) Aft BSMs SRB/External Tank Forward Interface

3 BOLT CATCHER ASSEMBLY External Tank SRB ET ET/SRB Forward Attach Area ET SRB Bolt Catcher Separation Plane

4 Pressure Cartridge NASA Standard Initiator (NSI) Forward Separation Bolt Pressure Cartridge Body O- ring NSI O-ring NASA STANDARD INITIATOR PRESSURE CARTRIDGE

5 INSTRUMENTED BOLT CATCHER

6 DROP TEST FIXTURE

7 BOLT CATCHER ON FIRING FIXTURE

8 Solid Rocket Booster (SRB) Attach Point Forward Booster Separation Motors (BSMs) Aft BSMs SRB/External Tank Forward Interface

9 Igniter Case Igniter Propellant Grain Igniter Adapter Igniter Retainer Igniter Rod BKNO3 bags BSM Cross-section BSM Igniter Cross-section Propellant Liner Cas e Exit Cone Graphite throat Closure Igniter BOOSTER SEPARATION MOTOR IGNITER

10 Nominal Pressure Trace Erratic Pressure Traces BSM IGNITER ERRATIC PRESSURE ISSUE

11 IGNITER GRAIN BEVEL

12 IGNITER RETAINER DESIGNS


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