4000 Flange Assembly

Refer to subsystem datasets in the dataverse collection 4000 Flange Assembly for subsystem level files. The FA 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/4000 Flange Assembly ├── 4100 Instrument Flange │ └── 4110 INF Access Port Insulation ├── 4200 Pressure Window Subassembly │ ├── 4210 Gate Valve Housing │ ├── 4220 Shutter Mechanism │ │ ├── 4221 Shutter Plate Assembly │ │ │ ├── 4221.1 Toggle ASM │ │ │ ├── 4221.2 Bearing Brace ASM │ │ │ └── 4221.3 Bearing Pedestal ASM │ │ ├── 4222 Connecting Rod ASM │ │ ├── 4223 Crankshaft ASM, Actuator │ │ ├── 4224 Crankshaft ASM │ │ └── 4225 Base Plate Bearing │ ├── 4230 Crankshaft Bearing_Actuator │ ├── 4240 Crankshaft Bearing │ ├── 4250 Drive Shaft ASM │ ├── 4260 Shroud │ ├── 4270 Limit Switch Box │ │ └── 4271 Housing ASM │ └── 4280 Relay Housing Assembly ├── 4300 Balancing Subassembly │ ├── 4300.1 Fine Balancing Assembly │ ├── 4300.2 Balancing Main Plate │ ├── 4300.3 Balancing Struts │ ├── 4300.4 Balancing Panels and Racks │ ├── 4320 Balancing Coarse Plates │ │ ├── 4320.1 Balancing Plates │ │ ├── 4320.3 Balancing Threaded Rods │ │ └── 4322 Balancing Plate Mount Redesign │ ├── 4330 TA-PMA Shear Box Counterweight Assembly │ └── 4390 TA Fixation Device └── 4400 Cable Load Alleviator ├── 4410 Bulkhead Protection Shield └── 4430 CLA Helium Lines Brackets