UKSBS PR19090 Test Facility Optical Windows and Flanges

The Contracting Authority, UK Research and Innovation (UKRI), have a requirement that shall be delivered to their site at Science and Technology Facilities Council (STFC), Rutherford Appleton Laboratory (RAL) near Oxford.

The requirement is the provision of 4-off ISO-K 500 flanges and 6 completed window assemblies. These are to be delivered specifically to the RAL Space Department for their 5m diameter Thermal Vacuum Chamber.

The windows are divided into two types: 3-off Alignment Windows and 3-off Optical Windows. The specification is for a total of six window assemblies to be manufactured and tested (four windows intended to be used for the test at RAL Space and two spares) and four ISO-K 500 flanges (no spares required). All flanges have a unique window position. The windows must be delivered to RAL Space, installed within the flange and fully tested as outlined within the specification. The spare assemblies must be fully assembled.