supply of heavy duty 4 bolt flange with bearingheavy duty 4 bolt flange with bearing,heavy duty 4 bolt flange with bearing of steel cage and metal seal to suit 2 11/16 dia shaft to part no. msf -43 of seal master or ucfx-14-211d1 of ntn or f4bm 211 -tf-ah of skf or equivalent in fag or timken or rexnord make. special conditions: 1. ven dors are required to quote only for the brands they are approved for, the offer shal l be supported by authorization certificate from the manufacturer. 2. the authorized agents shall supply bearings with original manufacturers tamper proof seal. 3. the te nderers are required to quote for the following makes only: seal master ntn, skf, fag , timken, rexnord. 4. non compliance of the conditions by the tenderer may result in th eir offer getting ignored. ]