supply of densified thermal bonded polyester blocks for seat and berths of scn coaches etc.densified thermal bonded polyester blocks for seat and berths of scn coaches etc.,densified thermal bonded polyester blocks for seat and berths of scn coaches with density of 6 0 kg/cu.mtr. drawing no. : icfs drawing no. scn6-6-1-610, alt. u/2. item nos. 1 to 6 in a set as per following c omposition (total 117 nos. in a set). material and specification : rdsos str no.c-k607 (rev. 2 / dec. 2015 w ith amend. 1/ august 2016). item no. of icf drg.no. scn6-6-1-610 , item 1= 52 nos., item 2= 13 nos., item 3= 17 nos., item 4= 05 nos., item 5= 10 nos., item 6= 20 nos. (117 nos. in a set). [ warranty period: 30 months after the date of delivery ] workshop carriage stores/kgp, west bengal 5.00 set