Manufacturing And Supply Of High Viscous Nylon-66 Insulating Liner To Rdso Drawing No. T-8993 & T-8994 Alt.02 For Use On Sharp Curve With Wider Psc Sleeper To Rdso Drawing No. T-8979 To T-8982 Suitable For 60 Kg (Uic)/60E1 Rail And Confirming To Specification Irs T-44- 2025 Third Revision. (The Alterations In Drawing And Specification Issued By Rdso One Month Prior To Tender Closing Date Shall Be Applicable .) [ Warranty Period: 30 Months After The Date Of Delivery ] ]