supply of piston packing for 300 mm brake cylinder for boxnhl wagon.piston packing for 300 mm brake cylinder for boxnhl wagon.,piston packing for 300 mm brake cylinder for boxnhl wagon. drawing no . : rdsos drg . no. - wd-92051-s-15, alt. nil. material and specification : as per drawing and conforming to rdsos s pecification no. 02- abr-02 amend. no 4 of sep 2016 and appendix-b. remarks : rdsos drg. no. - wd -92051-s-15, alt. nil is a part drawing of rdsos drg. no. - wd-92051-s-11, alt. 3, item no. 4. [ warra nty period: 36 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ] workshop wagon stores/kgp, west bengal 400.00 set