supply of heavy-duty hydraulic cylinder for a st ing machine. , heavy-duty hydraulic cylinder for a stamping machine as per the rwf drawing no. 712490210220. the cylinder consists of a chevron packing; therefore, provision for the i nstallation of chevron packing shall be made as per the rwf drawing no. 722490210310 of t he chevron packing. note: (1). the piston, gland cartridge, and all seals must be made of vit on material. (2). the cylinder shall be pressure tested for leakages at 240 bar pressure. (3). the supplier is required to furnish an inspection/test certificate along with the supply. add itionally, a warranty/guarantee certificate must also be provided by the firm at the time of delivery. (4). the tenderer shall visit rwf and reconfirm the physical dimensions prior to c ommencement of manufacturing. [ warranty period: 12 months after the date of delivery ] ]