Nantonos, just a thought - i checked my source (Breeze & Dobson 2000, Hadrians Wall, p259) and RIB 1795 is an inscription by the cohors II delematarum, but as i don't have a copy of RIB to access anytime soon (and if anyone would like to put them online as they are doing so wonderfully with the Vindolanda tablets i will love them forever and gladly volunteer my assistance)

Guy de la Bédoyère has put the text and numbers of RIB online(not the pictures, provenance, and editorial matter, for which you need the book).

RIB 1795 is:

DEO SANCTO VETERI IVL PASTOR IMAG COH II DELMA VSLM