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PSOBS Recompression Chamber Systems Surface Supported Diving Systems Note: Each PSOB is in .pdf format. If you are not capable of editing pdf files, please contact NAVFAC SCA for Microsoft Word files. HYPERBARIC CHECKLIST Survey Checklist NAVFAC POLICY FOR PRESSURE VESSELS (VOLUME TANKS AND FLASKS) AND ASSOCIATED RELIEF VALVES TM-CHENG/05/010-SCA Rev C VIEWPORT INSPECTION NAVSEA/NAVFAC PI-006 RevB "Inspection and Extension of Service Life for Windows/Viewports in Hyperbaric Systems" Window/Viewport Inspections for Navy Hyperbaric Chambers in Protected Service Environments URGENT INSPECTION OF DLSS UNION NUTS Union Nut Technical Action Request REFERENCE MATERIAL Design: Hyperbaric Facilities: UFC 4-159-01N Hyperbaric Facilities Maintenance Manual - NAVFAC MO-406 Unmanned Pressure Test Facilities Safety Certification Manual: UFC 4-390-01