1. HEX Procurement Parts List Contains: qualification parts, Barrel & EndCap HEX http://heplocal.rl.ac.uk/mcmahon/Cooling/HEX.htm Web site also contains a schematic pointing to procurement responsibilities. Also contains schematics and this presentation

2. Schematic Of End-Cap Procurement Union RAL Heater CERN ECheat1 RAL ECex1 RAL ECap3 RAL ECfilt1 CERN ECfilt1 CERN Filter RAL HEX Tube RAL Custom Demountable connector (standard preferred) inlet exhaust Custom Demountable connector & electrical break Standard Fitting PPF1 CERN Capillary CERN / QM HEX Tube Pipe RAL TE Bulkhead  waiting delivery due  delivery complete to QM at RAL await shipment  We have a problem  in the post

3. Schematic Of Barrel Procurement Bex1 - RAL / SJM TE Bulkhead Bcap1 - RAL / SJM Capillary CERN / QM inlet exhaust Custom Demountable connector Standard Fitting Bubbles show procurement responsibilities Inlets Done Exhaust Done HEX QM UoL HEX Tube RAL / SJM Custom Demountable connector & electrical break Bheat1 Conn-9 RAL / SJM Heater CERN Bfilt1 CERN Filter RAL/SJM Inlet Pipe RAL/SJM PartDrawingQual StatusProcurement Bex1TD-1017-XXXQualifiedOn Hold Bcap1TD-1017-XXXQualifiedOn Hold Bheat1TD-1017-XXXQualifiedOn Hold ? RAL/SJM Bfilt1 CERN Pipe RAL/SJM Procurement cannot continue on connectors until drawings on “cut-down” version complete

4. Schematic Of End-Cap Pipe Dimensions Cu 3.0 OD 2.0 ID 300 m inlet exhaust Custom Demountable connector & electrical break Custom Demountable connector (standard preferred) Standard Fitting Bubbles show procurement responsibilities TE Bulkhead Cu Ni 6.4 OD 6.0 ID Cu Ni 14.4 OD 14.0 ID Cu 3/8” OD 22 gauge 30 m Cu 5.0 OD 3.4 ID 76 m Part of fitting Cu 5.0OD / 3.4 ID or 5.0OD / 3.0 ID Depends on filter ☺ ☺

5. Schematic Of Barrel Pipe Dimensions TE Bulkhead inlet exhaust Custom Demountable connector Standard Fitting Bubbles show procurement responsibilities Cu 8.5 OD 8.0 ID Custom Demountable connector & electrical break Cu 6.6 OD 6.1 ID Cu Ni 15.0 OD 14.0 ID Cu 3.0 OD 2.0 ID Cu Ni 8.5 OD 8.0 ID 40 m Cu 7/16” OD 20 gauge Cu Ni 15.0 OD 14.0 ID 100m Part of fitting Cu 5.0 OD 3.4 ID Cu 3.0 OD 2.0 ID ☺ ☺ ☺