New old stock without packaging.  The protective caps are still on the sensor head and process connector.  It appears that the gasket had been glued to the flange in the past, since there is residue on both parts (as seen).  Untested but guaranteed working.

Bailey part number: 6635209A2 

Flamon Flame Detector Sensor Head Assembly UW39

30 day no-risk guarantee - if this part is DOA, if this part is not fully functional, or if there is an error in my description,  please let me know within thirty days of receipt and I will pay return shipping in addition to issuing a full 100% refund upon return.  I appreciate every order and want you to be happy with your stuff. The item in the pictures is the item that you will receive.  If you have any questions, please let me know.  Thanks!

Loc: BI16