AP C ). ▁In ▁the ▁past ▁M 1 1 3 ▁was ▁col lo qu ial ly ▁known ▁as ▁Zel da , ▁but ▁by ▁ 1 9 9 0 ▁the ▁name ▁fell ▁out ▁of ▁use . ▁ ▁V ay z ata ▁- ▁Up grad ed ▁Bar de h las ▁( M 1 1 3 ) ▁with ▁T oga / V ay z ata ▁arm or ▁suite ▁- ▁per for ated ▁steel ▁pl ates ▁mounted ▁on ▁an ▁external ▁frame ▁around ▁the ▁front ▁and ▁sides ▁of ▁the ▁vehicle . ▁There ▁is ▁also ▁a ▁special ▁command ▁version ▁with ▁additional ▁radio ▁equipment ▁and ▁an ▁auxili ary ▁power ▁unit , ▁typically ▁referred ▁to ▁as ▁Nag m ash ▁p ik ud ▁( command ▁A PC ). ▁ ▁Class ical ▁- ▁M 1 1 3 ▁equ ipped ▁with ▁re active ▁arm or ▁and ▁arm ored ▁shield s ▁around ▁roof ▁h atch es . ▁It ▁was ▁introduced ▁in ▁the ▁mid - 1 9 9 0 s ▁and ▁saw ▁action ▁in ▁the ▁Southern ▁Leb anon ▁security ▁zone . ▁The ▁added ▁weight ▁of ▁the ▁arm or ▁led ▁to ▁limited ▁mob ility ▁and ▁reli ability ▁problems ▁and ▁the ▁vehicle ▁was ▁eventually ▁removed ▁from ▁service . ▁ ▁Nag man ▁( N ag m ash ▁Mem ug an ▁- ▁A PC ▁with ▁additional ▁protection ) ▁- ▁M 1 1 3 ▁equ ipped ▁with ▁T oga ▁arm or ▁suite , ▁an ▁open - to pped ▁hex ag onal ▁super structure ▁around ▁the ▁commander ' s ▁h atch ▁and ▁arm ored ▁shield s ▁on ▁the ▁sides ▁of ▁the ▁rear