Supply Of Set Of Bolt And Nut For Use In Compresso [set Of Bolt And Nut For Use In Compressor Coupling, Set Consist Of: (1) Bolt Hex Head Of Size 9/16"-18" X 3-1/2" Long To Emd Part No.181465 And Blw Part No.19011260,qty/set: 01 No. (2) Nut Self Lock Of Size 9/16"-18 Tpi To Emd Part No.9335014 And Blw Part No.19354186, Qty/set: 01 No. ]