supply of procurement of 50pair x 0.5mmprocurement of 50pair x 0.5mm,supply of 50 pair 0.5mm dia polythene sheathed jelly filled underground telephone cable wit h poly aluminium moisture barrier annealed copper conductor double steel tape armoured with polythene j acketed as per rdso specn. no.irs.tc.41/97 , amdt.3 or latest length should be 500 mtrs. drum. [ warran ty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ] , supply of 50 pair 0.5mm dia polythene sheathed jelly filled underground telephone cable wit h poly aluminium moisture barrier annealed copper conductor double steel tape armoured with polythene j acketed as per rdso specn. no.irs.tc.41/97 , amdt.3 or latest length should be 500 mtrs. drum. [ warran ty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ] , supply of 50 pair 0.5mm dia polythene sheathed jelly filled underground telephone cable wit h poly aluminium moisture barrier annealed copper conductor double steel tape armoured with polythene j acketed as per rdso specn. no.irs.tc.41/97 , amdt.3 or latest length should be 500 mtrs. drum. [ warran ty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ]