supply of supply of anti bird disc and platesupply of anti bird disc and plate,supply of anti bird disc and plate made from polycarbonate materials of group 01 of class 2 as per s pecification astm d3935-21 of fire retardant rating ul 94 v-2 or higher up to 5va with ss bolt length 35 mm, nut and spring washer as per specificationti/spc/ohe/fastners/0120 a4-50 or superior grade and silicon o-ring as p er specification ti/spc/ohe/inscom/1072 suitable for porcelain type bracket/stay/9 tonne insulator as per rdso dr awing no.ti/drg/ohe/abd/rdso/00000/19/0 rev.2 dated 20.03.25 or latest and maintenance instruction no.ti/mi/ 0059 rev.3 dated 21.03.25 or latest.inner dia and outer dia of disc - quantity split up will be given duri ng supply. [ warranty period: 30 months after the date of delivery ] ]