Tenders for Supply of No. 61-B-36 Rev.68-1. Bush Polymide For Semi Permanent Coupler To Rdso Spec. No. 61-B-36 Rev.68-1 Escort Drg. No. 4 0-586-06-44 Or Equivalent Make Of Se And Wsf. Accepted Description Bush Polymide For Semi Permanent Cou Pler To Rdso Spec. No. 61-B-36 Rev. 68-1 To Sanrok Drg. No. 2Ed-181-1182 Equivalent To Escorts Drg. No. 40-5 86-06-44. Warranty Period: 30 Months After The Date Of Delivery