Tenders for Supply of Kit Piston Rings For Hp Piston Gd Compressor Consisting Of Three Items As Follows: 1 Piston Ring To Gdpart No. 65A260, Qty - 01 No.; 2 Piston Ring To Gd Part No. 65V31, Qty - 02 Nos.; 3 Piston Ring Oil Control To Gd Part No. 65Am279, Qty - 01 No.