supply of silica gel breather made of high quality unbreakable polycarbonate with 100 gm silica gel suitable for 25 kva to 100 kva transformers. (2) supply of silica gel breather capacity 500 gms silica gel, suitable for 250 kva to 630 kva transformersand as per specifications & as perrelevant is, approved gtp &drawing. supply of silica gel breather made of high quality unbreakable polycarbonate with 100 gm silica gel suitable for 25 kva to 100 kva transformers. (2) supply of silica gel breather capacity 500 gms silica gel suitable for 250 kva to 630 kva transformer , silica gel breather made of high quality unbreakable of clear view 2 mm thick polycarbonatebody with silica gel(is 3401:1992 with its latest amendment), breathershould be suitable and ofgood strength to have 100 gm silica gel in weight suitable for 25 kva to 100 kva distribution transformers. each silica gel breather bod havingdia of size 65 mm, height 85 mm and total height of breather set top to bottom 130 mm with 01 no. suitable breather cover of dia size 70 mm made of aluminium alloy with ½ inch bsp top . breather cover should be spray painted with 2 coat of smock grey best quality paint and as per all specification & size mentionedin enclosed drawing with this tender document. component with detailsas under: part name descriptionqnty.breather body polycarbonate 1 no.breather top coveraluminium alloy1 no. top cover sealnitrile rubber 1 no. bolt1/4” m.s 1 no. washer 1/4 ” m.s 1 no. sp washer 1/4 ” m.s 1 no. nut 1/4” m.s 1 no. oil cuppoly carbonate 1 no. oil cup seal nitrile rubber 1 no. top cover cap pvc1 no. dark blue silica gelas per is 3401: 1992100gm. all component combined as per drawing will be called a set (tolerance in dimension size ±5%) , silica gel breather made of high quality unbreakable of clear view 2 mm thick polycarbonatebody with silica gel(is 3401:1992 with its latest amendment), breather should besuitable & ofgood strength to have 500 gm silica gel in weight suitable for 250 kva to 630 kva distribution transformers. each silica gel breather body havingdia of size 100 mm, height 150 mm and total height of breather set top to bottom 190 mm with 01 no. suitable breather cover of dia size 105 mm made of aluminium alloy with ½ inch bsp top. breather cover should be spray painted with 2 coat of smock grey best quality paint and as per all specification & size mentionedin enclosed drawing with this tender document. componentwith details as under: part name descriptionqnty.breather body polycarbonate1 no.breather top coveraluminium alloy1 no. top cover sealnitrile rubber 1 no. hex bolt5/16 ” m.s1 no. washer 5/16 ”m.s1 no. sp washer 5/16 ” m.s1 no. nut 5/16”m.s 1 no. oil cuppoly carbonate1 no. oil cup seal nitrile rubber1 no. top cover cap pvc 1 no.clipss 1 no. dark blue silica gelas per is 3401: 1992 500gm. all component combined as per drawing will be called a set ( tolerance in dimension size ±5%)