supply of high tensile tight lock cbc coupler, balanced draft gearhigh tensile tight lock cbc coupler, balanced draft gear,supply of improved high tensile tight lock centre buffer coupler with aar h type head, balanced draft gear and its associated components for fitment on broad gauge passenger coaches of indian railways as per rdso spec.no.rdso/2011/cg-03, rev-03. one coupler set shall consists of the following - 1. tight lock coupler head and associated components - qty -1 no. 2. balanced draft gear with pivot pin - qty 1 no. 3. supporting device for coupler head with m20 fasteners - qty 1 no. 4. manual un coupling device with m12 fasteners - qty 1 no. 5. rear carrier plate for draft gear with m16 fasteners - qty 1 no. 6. front carrier plate for draft gear with m16 fasteners qty 1 no. special condition: 1. maintenance manual in soft copy and hard copy shall be supplied with item 2. necessary test certificates as per rdso .specn .no. rdso/2011/cg-03, rev-03 shall be supplied with item 3. tenderer to submit rdso approved drawings at the time of quoting the tender packing condition: items are to be packed in two different boxes as given below. list of items to be in box-1 1. balanced draft gear with wedge block assembly & wedge block. 2. rear carrier plate 3. fornt carrier plate 4. fasteners for front and rear carrier plates. ii. list of items to be in box-2 1. coupler head and associated components. 2. main pivot pin. 3. supporting device for coupler head. 4. fasteners for supporting device. 5. manual coupling device 6. fasteners for manual uncoupling device. 7. split pins for carrier plate. 8. balance items, if any. instructions for packing of fasteners. 1. box-1: item-4, 2. 2. box-2, item-4,6 & 7 each to be packed and sealed separately in transparent polythene cover of minimum 200 microns with appropriate description labels kept inside for easy identification. [safety item]. make - frontier alloy steels ltd- kanpur only. warranty period: 84 months from the date