supply of heavy duty pillow block with double row.heavy duty pillow block with double row.,heavy duty pillow block with double row spherical roller bearing with steel c age to m/s. rexnord part no. zp 5403yf (collar mount type) to suit 4-3/16 dia shaft or exactly equivalent item in m/s. dodge or m/s. timken or m/s. skf only. note: for kind attention of tenderers special conditions for purchase of bearings: 1)the authorized agen ts shall supply bearings with original manufacturers tamper proof seal. 2) the authorized agents shall furnish inspection certificate from manufactures or their authorised testing agents, preferably incorporating the details of traceability of the products proposed for supply. 3)tenders are required to quote for the following makes only m/s. rexnord/timken/ dodge/skf 4) authorisation dealership certificate shall be submitted along with the supply. [ warranty period: 30 months after the date of delivery ] ]