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GLAST Large Area Telescope: Tracker Subsystem WBS 4.1.4 5E: Mechanical Parts and Materials

Gamma-ray Large Area Space Telescope. GLAST Large Area Telescope: Tracker Subsystem WBS 4.1.4 5E: Mechanical Parts and Materials Thomas Borden Stanford Linear Accelerator Center Tracker Subsystem Engineer tborden@slac.stanford.edu. Agenda. Documentation

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GLAST Large Area Telescope: Tracker Subsystem WBS 4.1.4 5E: Mechanical Parts and Materials

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  1. Gamma-ray Large Area Space Telescope GLAST Large Area Telescope: Tracker Subsystem WBS 4.1.4 5E: Mechanical Parts and Materials Thomas Borden Stanford Linear Accelerator Center Tracker Subsystem Engineer tborden@slac.stanford.edu

  2. Agenda • Documentation • Mechanical Parts and Materials List • Conclusions

  3. Two levels of controlling documentation: LAT Level LAT-DS-00405 LAT Mechanical Materials and Parts list LAT-SS-00401 LAT EEE Parts Identification List LAT-SS-00099 LAT EEE Parts Program Control Plan Tracker Level LAT-SS-00172 Tracker Mechanical Parts and Materials list LAT-SS-00179 Tracker Electronics Parts list LAT-TD-01379 LAT Tracker Parts and Components Spares Plan Requirements 19 Carbon-Fiber Tray Panels Carbon-Fiber Wall

  4. Description Part Number Material Single Tray Configuration - Quantities Tower Quantities Std. Thick Top Btm Full Tower E/M Proto type Flight Qual Unit Flight Units Spare Units Quantity per Tower 13 4 1 1 --- --- --- --- --- Total Towers --- --- --- --- 1 1 1 16 1 Tray components Tray MCM Closeout Wall LAT-DS-00092, LAT-DS-00197, LAT-DS-00800 3D Carbon-Carbon 2 2 2 2 38 38 38 608 38 Tray Strucural Closeout Wall LAT-DS-00093, LAT-DS-00196, LAT-DS-00801 3D Carbon-Carbon 2 2 2 2 38 38 38 608 38 4-ply tray face sheets LAT-DS-00049, LAT-DS-00596 YSH50/RS-3 2 26 26 26 416 26 6-ply tray face sheets LAT-DS-00617, LAT-DS-00618 YSH50/RS-3 2 8 8 8 128 8 Top/bottom tray face sheet 1 LAT-DS-00198 YSH50/RS-3 1 1 2 2 2 32 2 Top/bottom tray face sheet 2 LAT-DS-00199 YSH50/RS-3 1 1 2 2 2 32 2 1 lb/ft3 Honeycomb Core LAT-DS-00050, LAT-DS-00148, LAT-DS-00207 PAMG-XR1-1.0-3/8-0007-P-5056 1 1 1 15 15 15 240 15 3 lb/ft3 Honeycomb Core LAT-DS-00647 PAMG-XR1-3.0-3/8-002-P-5056 1 4 4 4 64 4 2.5 mm Inserts LAT-TD-00094 7075-T76 Aluminum 36 36 36 36 684 684 684 10,944 684 4 mm Inserts LAT-DS-00592 7075-T76 Aluminum 16 16 32 32 32 512 32 3.0 mm inserts LAT-TD-00718 7075-T76 Aluminum 2 2 2 2 38 38 38 608 38 Mechanical Parts & Materials List

  5. 3% Tungsten Converter Foil LAT-DS-00791 99.9% Tungsten 16 16 224 224 224 3,584 224 18% Tungsten Converter Foil LAT-DS-00792 92.5% Tungsten,5% Ni, 2.5% Fe 16 64 64 64 1,024 64 Silicon-Strip Detectors LAT-DS-00026 Silicon 32 32 16 16 576 576 576 9,216 576 Bottom Tray Closeout stiffener LAT-DS-00800, LAT-DS-00801 M55J/RS3 4 4 4 4 64 4 Polymeric Materials Closeout Frame Corner Joint and insert bonding LAT-DS-0647 Hysol EA-9394 A/R A/R A/R A/R A/R A/R A/R A/R A/R Closeout Frame to Face Sheet LAT-DS-0647 Hysol EA-9394 A/R A/R A/R A/R A/R A/R A/R A/R A/R Closeout Frame Corner Joint and insert bonding LAT-DS-00050, LAT-DS-00148, LAT-DS-00207 Hysol EA-934NA A/R A/R A/R A/R A/R A/R A/R A/R A/R Closeout Frame to Face Sheet LAT-DS-00050, LAT-DS-00148, LAT-DS-00207 Hysol EA-934NA A/R A/R A/R A/R A/R A/R A/R A/R A/R Aluminum Core to Face Sheet LAT-DS-00050, LAT-DS-00148, LAT-DS-00207, LAT-DS-0647 Redux 312 UL A/R A/R A/R A/R A/R A/R A/R A/R A/R Face Sheet to Bias-Circuitry LAT-DS-00051, LAT-DS-00148, LAT-DS-00181, LAT-TD-00747, LAT-DS-00764 Scotchweld 2216 A/B A/R A/R A/R A/R A/R A/R A/R A/R A/R Mechanical Parts & Materials List

  6. Face Sheet to Tungsten Converter Foil LAT-DS-00051, LAT-DS-00148, LAT-TD-00747, LAT-DS-00764 Scotchweld 2216 A/B A/R A/R A/R A/R A/R A/R A/R A/R A/R Tungsten Converter Foil to Bias-Circuitry LAT-DS-00051, LAT-DS-00148, LAT-TD-00747, LAT-DS-00764 Scotchweld 2216 A/B A/R A/R A/R A/R A/R A/R A/R A/R A/R Bias-Circuitry to Silicon LAT-DS-00051, LAT-DS-00148, LAT-DS-00181, LAT-TD-00747, LAT-DS-00764 Nusil CV1142-1&CV2646 A/R A/R A/R A/R A/R A/R A/R A/R A/R Silicon to Silicon LAT-DS-00594 Scotchweld 2216 A/B A/R A/R A/R A/R A/R A/R A/R A/R A/R TMCM to Closeout Wall LAT-DS-00051, LAT-DS-00148, LAT-DS-00181, LAT-TD-00747, LAT-DS-00764 Scotchweld 2216 A/B A/R A/R A/R A/R A/R A/R A/R A/R A/R TMCM Die Attach LAT-DS-00898, LAT-DS-00899 Epotec H20E A/R A/R A/R A/R A/R A/R A/R A/R A/R TMCM Die Encapsulant Dam LAT-DS-00898, LAT-DS-00899 Hysol FP4451 A/R A/R A/R A/R A/R A/R A/R A/R A/R TMCM Die Encapsulant LAT-DS-00898, LAT-DS-00899 Hysol FP4450 A/R A/R A/R A/R A/R A/R A/R A/R A/R TMCM Marking Ink LAT-DS-00898, LAT-DS-00899 Videojet Ink 16-5900 A/R A/R A/R A/R A/R A/R A/R A/R A/R TMCM Right Angle Interconnect Attach LAT-DS-00898, LAT-DS-00899 3M Scotch-Weld 1838 B/A Green A/R A/R A/R A/R A/R A/R A/R A/R A/R SSD Wire Bond Encapsulant LAT-DS-00594 Nusil CV15-2500 A/R A/R A/R A/R A/R A/R A/R A/R A/R SSD Wire Bond Encapsulant Dam LAT-DS-00594 Nusil CV-1142 A/R A/R A/R A/R A/R A/R A/R A/R A/R Mechanical Parts & Materials List

  7. TMCM Conformal Coat LAT-DS-00898, LAT-DS-00899 HumiSeal 1A20 A/R A/R A/R A/R A/R A/R A/R A/R A/R  Aluminum Foil To Sidewalls LAT-TD-00303, LAT-TD-00304, LAT-TD-00305, LAT-TD-00306 FM 73M 4   4 4   64 4  Sidewall and Closeout Conductive Black Paint LAT-DS-00092, LAT-DS-00093, LAT-DS-00196, LAT-DS-00197, LAT-TD-00303, LAT-TD-00304, LAT-TD-00305, LAT-TD-00306, LAT-DS-00800, LAT-DS-00801 Lord Z307 A/R A/R A/R A/R A/R A/R A/R A/R A/R Tower Components -X Sidewall LAT-TD-00303 YS-90A/RS3 & K13D/RS3 1 1 1 16 1 +X Sidewall LAT-TD-00304 YS-90A/RS3 & K13D/RS3 1 1 1 16 1 -Y Sidewall LAT-TD-00305 YS-90A/RS3 & K13D/RS3 1 1 1 16 1 +Y Sidewall LAT-TD-00306 YS-90A/RS3 & K13D/RS3 1 1 1 16 1 Side Flexure LAT-DS-00417 6AL4V Titanium 4 4 4 64 4 Corner Flexure LAT-DS-00422 6AL4V Titanium 8 8 8 128 8  EMI Tape  LAT-DS-00722 3M-1170 Tape  A/R  A/R  A/R A/R  A/R  Mechanical Parts & Materials List

  8.  Thermal Strap  LAT-DS-01804  Nickel plated Copper  A/R A/R   A/R A/R  A/R  EMI Sidewall Foil LAT-TD-00303, LAT-TD-00304. LAT-TD-00305. LAT-TD-00306 Aluminum Foil 0.0002’ thk  A/R  A/R  A/R  A/R  A/R Bottom Tray Corner Bracket LAT-DS-01803 6AL4V Titanium 4 4 4 4 64 4 Fasteners 2.5mm X 0.45 X 6mm LG 100deg C-Sink Flat Hd screw LAT-DS-00722 Cres - A286 36 36 36 36 684 684 684 10,944 684 4mm X 0.7 X 12 mm LG SKT-HD screw LAT-DS-00722 Cres - A286 16 16 16 16 16 256 16 1.6mm X 0.35 X 6 mm LG SKT-HD screw LAT-DS-00051, LAT-DS-00148, LAT-DS-00181, LAT-TD-00747, LAT-DS-00764 Cres - A286 22 22 11 11 396 396 396 6,336 396 Mechanical Parts & Materials List

  9. Conclusions • All parts and materials on list are approved or pending approval • Updates as needed – approval process clearly documented • No unapproved materials will be used

  10. Parts & Materials Back Up

  11. Parts & Materials Back Up

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