The Mouser catalog has an error listed in it. It says this part is to include thermal adhesive, but it does not. If part is ordered under this number, it will not include the thermal adhesive. The same part, but with the thermal adhesive should be ordered as listed just below. This will be corrected in upcoming catalog. Mouser Number without adhesive Mouser Number with adhesive 664-AP3505HX-J70-LF 664-AP3505HX-J70TALF Please contact a Mouser Technical Sales Representative for further information. 5-0611-60