3000 Suspension Assembly

Refer to subsystem datasets in the dataverse collection 3000 Suspension Assembly for subsystem level files. The SUA component is organized according to the SOFIA TA Hardware Breakdown Structure (HBS) as described in the SOFIA TA Technology and Operations Archive Manual and contains subsystems as listed in to the following tree structure: 0000 SOFIA Telescope Assembly/3000 Suspension Assembly ├── 3100 Rotation Isolation Assembly │ ├── 3110 Bearing Sphere Assembly │ ├── 3120 Bearing Rings (incl.

Sensor system) │ ├── 3130 Oil Supply │ │ ├── 3131 Oil Supply Unit │ │ ├── 3132 Add On Items │ │ └── 3133 Piping Through Cradle │ ├── 3150 Cradle & Stator Structure │ │ ├── 3151 Inner Cradle │ │ │ ├── 3151.1 Inner Cradle Structure │ │ │ └── 3151.3 Inner Cradle Attaching Parts │ │ ├── 3152 Outer Cradle │ │ │ ├── 3152.1 Outer Cradle Structure │ │ │ └── 3152.3 Outer Cradle Attaching Parts │ │ ├── 3153 Stator Carrier Cabin │ │ │ ├── 3153.1 Machining Contour │ │ │ ├── 3153.2 Coarse Drive Hard Stop 05 │ │ │ ├── 3153.3 Coarse Drive Hard Stop 06 │ │ │ └── 3153.7 Spherical Segment │ │ ├── 3154 Stator Carrier Cavity │ │ ├── 3155 Bracket Spherical Sensor │ │ ├── 3156 Electrical Wiring │ │ └── 3157 Stator Structure │ ├── 3170 RIA Insulation │ │ ├── 3171 Inner Shell │ │ └── 3172 Insulation of Tube Structure │ └── 3180 Bearing Seal │ ├── 3181 Labyrinth Seal │ │ ├── 3181.1 Bearing Seal Cabin │ │ └── 3181.2 Bearing Seal Cavity │ ├── 3182 Vapor Seal │ └── 3183 Pressure Compensation ├── 3200 Rotation Drive Assembly │ ├── 3210 RDA Fine Drive │ │ ├── 3211 Fine Drive Servo Amplifiers │ │ ├── 3212 Magnet Elements │ │ │ └── 3212.1 FDTQ Rotor Magnet Assembly U │ │ ├── 3213 RDA Control Unit │ │ ├── 3214 Coil Elements │ │ │ ├── 3214.1 FDTQ Inner Stator Assembly U │ │ │ ├── 3214.2 FDTQ Inner Stator Assembly V and W │ │ │ └── 3214.3 FDTQ Outer Stator Assembly U │ │ ├── 3215 Spherical Sensors │ │ ├── 3216.1 Spherical Sensors Upgrade │ │ ├── 3217.1 Fine Drive Servo Amplifiers Upgrade │ │ └── 3218.1 RDACU Upgrade │ ├── 3220 RDA Coarse Drive │ │ ├── 3221 Coarse Drive Servo Amplifiers │ │ ├── 3222.1 Coarse Drive Servo Amplifiers Upgrade │ │ └── 3224 Coarse Drive Position Sensor │ │ └── 3224.5 Coarse Drive Encoder │ └── 3230 RDA Structure & Mechanics │ ├── 3231 Hard Stop Ring │ ├── 3232 Brakes Fine Drive │ ├── 3233 Fine Drive Hard Stops with Limit Switches │ │ ├── 3233.1 EL Hard Stops │ │ └── 3233.2 XEL_LOS Hard Stops │ ├── 3234 Stow Pin Assy with Switches │ │ ├── 3234.1 PIN Fine Drive │ │ └── 3234.2 PIN Coarse Drive │ ├── 3235 Coarse Drive │ ├── 3236 Roller Bearing incl Seals │ ├── 3237 Rotor Assembly Cavity without magnets │ ├── 3238 Stator Yoke Assembly without coils │ └── 3239 Rotor Assembly Cabin without magnets ├── 3300 Vibration Isolation Assembly │ ├── 3310 Vibration Isolation System │ │ ├── 3311 Air Spring Assembly │ │ ├── 3312 Dampers │ │ │ └── 3312.1 Damper Assembly │ │ ├── 3314 Valves and System Boxes │ │ ├── 3316 Piping │ │ ├── 3317 Cable Connection │ │ └── 3318.1 VIS-Damper Upgrade │ └── 3330 Bulkhead Seal Assembly │ ├── 3335 Tube Structure │ ├── 3337 Fail Safe Seal Elements │ └── 3339 Diaphragm Seal └── 3400 Thermal Subsystem ├── 3410 Nasmyth Tube Cooling ├── 3420 Suspension Assembly Cooling │ ├── 3421 Fine Drive Cooling Segments │ └── 3423 Cooling Supply Unit └── 3430 Temperature Sensors ├── 3431 Nasmyth Tube Sensors └── 3432 Spider Temperature Sensors