There is no full installer for 9.5.5; you can get the installer and separate updates
9.5.0 EXE: http://ardownload.adobe.com/pub/adobe/reader/win/9.x/9.5.0/en_US/AdbeR dr950_en_US.exe (English version)
9.5.0 MSI: http://ardownload.adobe.com/pub/adobe/reader/win/9.x/9.5.0/en_US/AdbeR dr950_en_US.msi (English version)
9.5.1 update: http://ardownload.adobe.com/pub/adobe/reader/win/9.x/9.5.1/misc/AdbeRd rUpd951_all_incr.msp
9.5.2 update: http://ardownload.adobe.com/pub/adobe/reader/win/9.x/9.5.2/misc/AdbeRd rUpd952_all_incr.msp
9.5.3 update: http://ardownload.adobe.com/pub/adobe/reader/win/9.x/9.5.3/misc/AdbeRd rUpd953_all_incr.msp
9.5.4 update: http://ardownload.adobe.com/pub/adobe/reader/win/9.x/9.5.4/misc/AdbeRd rUpd954_all_incr.msp
9.5.5 update: http://ardownload.adobe.com/pub/adobe/reader/win/9.x/9.5.5/misc/AdbeRd rUpd955_all_incr.msp