corrigendum - notice inviting tender for supply of mechanical seal spares for melt pumps ( p-608 ) , rotating face for size 2 . 5 qbs seal as per flowserve drawing no 2h-136033 includes rotary element on sleeve i . e . pn 15 , 17 , 57 , 16 , 54 , 76 inassembled condition , stationary face for mechanical seal;seal type: qbsseal size: 2 . 5000#arrangement: single inside cartridgematerial code: 5zkzflowserve drawing no: 2h-136033 rev . r2make: flowserve sanmar limitedsupply includes part no . 13 ( o-ring ) and part no . 14 ( stationary sealface ) , flange gasket for size 2 . 5 qbs seal as per flowserve drawing no 2h-136033 . pn 18 . 1 , flange gasket for size 2 . 5 qbs seal as per flowserve drawing no 2h-136033 . pn 18 , sleeve gasket for size 2 . 5 qbs seal as per flowserve drawing no 2h-136033 . pn 19 , back up ring for size 2 . 5 qbs seal as per flowserve drawing no 2h-136033 . pn 44 , rotating face gasket for size 2 . 5 qbs seal as per flowserve drawingno 2h-136033 . pn 76 , seat gasket for mechanical seals for urea melt pumps ( p-608 ) ;part no . 13;material: ffkm;part code: 568233x675;mech seal make: flowserve sanmar limitedflowserve drawing no . : 2h-136033 rev . r2seal type: qbsseal size: 2 . 5000arrangement: single inside cartridgemech seal material code: 5zkz . , flange bushing for mechanical seals for urea melt pumps ( p-608 ) ;part no . 24;material: carbon;part code: 4n30966ge;mech seal make: flowserve sanmar limitedflowserve drawing no . : 2h-136033 rev . r2seal type: qbsseal size: 2 . 5000arrangement: single inside cartridgemech seal material code: 5zkz . , snap ring for mechanical seals for urea melt pumps ( p-608 ) ;part no . 111;material: uns no7718;part code: ur312sck;mech seal make: flowserve sanmar limitedflowserve drawing no . : 2h-136033 rev . r2seal type: qbsseal size: 2 . 5000arrangement: single inside cartridgemech seal material code: 5zkz . , lock pin for mechanical seals for urea melt pumps ( p-608 ) ;part no . 5;material: 316 ss;part code: 670419db;mech seal make: flowserve sanmar limitedflowserve drawing no . : 2h-136033 rev . r2seal type: qbsseal size: 2 . 5000arrangement: single inside cartridgemech seal material code: 5zkz . , set screw for mechanical seals for urea melt pumps ( p-608 ) ;part no . 57;material: 316 ss;part code: 4r0432db;mech seal make: flowserve sanmar limitedflowserve drawing no . : 2h-136033 rev . r2seal type: qbsseal size: 2 . 5000arrangement: single inside cartridge mech seal material code: 5zkz . , set screw for mechanical seals for urea melt pumps ( p-608 ) ;part no . 57 . 1material: aloy steel;part code: 4r7959ci;mech seal make: flowserve sanmar limitedflowserve drawing no . : 2h-136033 rev . r2seal type: qbsseal size: 2 . 5000arrangement: single inside cartridgemech seal material code: 5zkz . , spring for mechanical seals for urea melt pumps ( p-608 ) ;part no . 16 . 1;material: hast-c;part code: 4n31723nl;mech seal make: flowserve sanmar limitedflowserve drawing no . : 2h-136033 rev . r2seal type: qbsseal size: 2 . 5000arrangement: single inside cartridgemech seal material code: 5zkz .