Episode 82: DOWNLINK--Tom Singer

A diagram of the SRB holddown post assembly

A diagram of the SRB holddown post assembly

Good wide view of the separation motors, the blast cover and plunger all installed atop the MLP

Good wide view of the separation motors, the blast cover and plunger all installed atop the MLP

Aft skirt in production

Aft skirt in production

A used frangible nut, showing destructive force of explosives.

A used frangible nut, showing destructive force of explosives.

A very good view of an SRB's connection to the MLP

A very good view of an SRB's connection to the MLP

Closeup of the plunger, blast cap.

Closeup of the plunger, blast cap.

Half an SRB frangible nut, with threads clearly visible.

Half an SRB frangible nut, with threads clearly visible.

A version of the SRB frangible nut with rounded-over corners. This model was never used on a launch.

A version of the SRB frangible nut with rounded-over corners. This model was never used on a launch.

Hold-down post, bungeed to a handtruck.

Hold-down post, bungeed to a handtruck.