supply of bis labelled fire resistant filing cabinet having 4 drawers and providing 120 mins of fire resistance as per specifications and dimensions given in quotation notice . , supply of bis labelled - fire resistant filing cabinet having 4 drawers and providing 120 mins of fire resistance with all the particulars and dimensions mentioned in equotation notice , 1 . the fire-resistant filing cabinets must provide 120 mins of fire resistance as per is 14561:2014 . , 2 . the outer body , inner body and drawer front of the filing cabinet shall be made of 0 . 8 mm thick galvanized steel sheets ( is 227 ) to offer the highest level of corrosion resistance . , 3 . the cabinet should further be painted with high quality polyurethane paints for longer life and add on corrosion and impact / scratch resistancee . colour code -ral 9002 to be maintained on the frfc . , 4 . the finishing layer shall be of best quality polyurethane paint with minimum 2 coats , followed by quick drying paint with minimum 450 hrs . of salt spray resistance . , 5 . thickness of the special fire resistance barrier material should be with uniform thickness of minimum 50 mmat top , bottom , sides , back and drawer front . , 6 . the overall thickness of drawer front should be minimum of 100 mm . , 7 . the body should be made up with a combination of welded and interlocking mechanical joints . , 8 . the gap between drawer and body should mandatorily be secured by a special palusol strip ( intumesceent fire seal ) to provide positive and maximum protection against fire . , 9 . drawers should be extendable for full access and should be fitted with extra heavy duty 3 beam telescopic slides . , 10 . the frfc should be equipped with a dual control in-house manufactured key lock of minimum six levers . , 11 . the cabinet should be equipped with a unique isolation mechnism , which when desired , would facilitate the lower drawers to operate independently , even if the top drawer is locked . , models and dimensions 4 drawers , external dimension height / outer ( mm ) 1592 width ( mm ) 551 depth ( w / o handle ) ( mm ) 779 drawer usable dimensions heights / inner ( mm ) 290 width ( mm ) 387 depth ( mm ) 609 capacity ( litres ) 273 net weight ( approx . ) 398 standard locking key lock on top drawer colour - ral 9002 *tolerance on dimensions and construction is as per is 14561:2014