tender for finishing varnish tva-1410 c and d no. 5588/407 for hs armature tospecification no. ao-209 [rdso/2008/el/spec/0081 [rev-0]. note: only rdso/clw approvedsources will be considered for placement of p.o. note:-scattered delivery period 2times. specn: specification no. ao-209 [rdso/2008/el/spec/0081 [rev-0] .