supply of spares of safety valves of hrsg & boiler , supply of items as per following specifications , complete psv of drum , model-2 j2 6 hci-r-86-ibr-fn-spl , item code-a17180-005-0021 , tag-11 / 12 psv 600a / b , make-pentair sanmar , disc insert;j2 hci 30-90 of drum safety valve , model-2 j2 6 hci-r-86-ibr-fn-spl , item code-143768 , tag-11 / 12 psv 600a / b , make-pentair sanmar , nozzle 1500# rtj;ibr of drum safety valve , model-2 j2 6 hci-r-86-ibr-fn-spl , item code-155031-i , tag-11 / 12 psv 600a / b , make-pentair sanmar , disc insert;h2 hci 30-90 of superheater safety valve , model-1 . 5 h2 4 hci-r-98-ibr-fn-spl , item code-143769 , tag-11 / 12 psv 601 , make-pentair sanmar , nozzle ibr 2500#rtj;h2 - hci 2500#rtj of superheater safety valve , model-1 . 5 h2 4 hci-r-98-ibr-fn-spl , item code-149922-i , tag-11 / 12 psv 601 , make-pentair sanmar , disc insert of 14 ata prds safety valve , item code-72312 , tag-05slsv01 / 02 , disc insert assembly part no . 136156 & 86373 for drum safety valve type: hc-76-ibr-spl , sr . no . : 26-5547 , conn . : 2 . 5 k 6 , make: crosby , disc insert assy part no . 124996 & 220502 for superheater safety valve type: hca-78-ibr-spl , sr . no . : 25-0574 , conn . : 2 j 6 , make: crosby , nozzle part no . op6037-i for superheater safety valve type: hca-78-ibr-spl , sr . no . : 25-0574 , conn . : 2 j 6 , make: crosby , complete safety valve for superheater-sgp . style-hca-78-ibr size-2j6 , se t pr . -109 . 8 kg / cm2 , operation temp . -520 c , spring / xoo960 alloysteel cd . plated . nozzle-a182 f316 , disc . insert-a565 gr-616 ( cont ) ht , flange inl et02 insi class-2500 , outlet-6 insi class 300 with seperate w k inlet mating flange and ring alongwith studs , joints gaskets . . . mfg-cr ossby . . for s . g . p . ( i ) .