tender for lavatory door for ac coaches to sk. no.llh-88/04, alt. no. 4 (four) and rdsos specn.no.c-k 513,[rev o of dec,2005] with all 6 amendments -last amendment slip no.6 on august 2016 &corrigendum no. 1 of june-2015 and rdsos specn.no.c-9407 [type-i], rev - 3 of feb 2007 with all 3amendments-last amendment no 3 on august 2016 & corrigendum no.1 of june 2015 as per drg.no. seedescription specn: see description .