supply of procurement of knuckle to frontier part no. fasl/tlc/k/0506 for high tensile tight lock center buffer coupler with aar h type head and balanced draft gearprocurement of knuckle to frontier part no. fasl/tlc/k/0506 for high tensile tight lock center buffer coupler with aar h type head and balanced draft gear,knuckle to frontier part no. fasl/tlc/k/0506 for high tensile tight lock center buffer c oupler with aar h type head and balanced draft gear. rdso specification no. rdso/2011/cg-03 (rev- 3). as per drg.no. frontier part no. fasl/tlc/k/0506 specn: rdso spec no. rdso/2011/cg-03 rev.0 3 warranty period : 72 months from date of actual fitment / 84 months from the date of supply whiche ver is earlier. [ warranty period: 84 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ]