supply of coupler head / pin / rotary barcoupler head / pin / rotary bar,lock for coupler head as per sanrok drg. no. 1ed-1069 to rdso spec. no. rdso/2011/cg-03 (rev. 03 or latest) [ warranty period: 84 mont hs after the date of delivery ] ] , articulated spheroelostic rubber bearing spec: sanrok drg no.1ed-1023 to rdso spec. no. rdso/2011/cg-03 (rev-1) [ warrant y period: 84 months after the date of delivery ] ] , connecting pin as per sanrok sk : 1ed-1016 as per rdso specn.no : rdso/2011/cg-03 ( rev-01). [ warranty period: 84 months after the date of delivery ] ] , support pin for main pin for knuckle . sanrok drg no .1ed-1080 to rdso spec no. rdso/2011/cg-03 rev -3 make/brand: sanrok. [ warra nty period: 84 months after the date of delivery ] ] , uncoupling bar sub assy. as per sanrok drg no. 1ed-1132 to rdso spec. no. rdso/2011/cg-03 (rev. 03 or latest). [ warranty period: 84 months after the date of delivery ] ] , rotary bar with handle as per sanrok drg no. 1ed-1133 to rdso spec. no. rdso/2011/cg-03 (rev. 03 or latest). [ warranty period: 84 m onths after the date of delivery ] ] , locking piece sub assy. as per sanrok drg no. 1ed-1134 to rdso spec. no. rdso/2011/cg-03 (rev. 03 or latest). [ warranty period: 84 months after the date of delivery ] ] , allen screw m10x20 (m10x20) is used in aar h type cbc coupler, make-sanrok [ warranty period: 84 months after the date of delivery ] ] , connecting pin for coupler head sanrok drg. no. 1ed-1016 to rdsos specification no. rdso/2011/cg-03, rev-03 or latest. [ warranty perio d: 84 months after the date of delivery ] ] , assembly of rotary lock lift, toggle & rotary lock pin (sanrok drg no. 1ed-1074, 1ed-1076 & 1ed-1149) (1 no. rotary lock lift + 1 no. toggle + 1 no. rotary lock pin = 01 set assembly). warranty period: 84 month(s). [ warranty period: 84 months after the date of delivery ] ] , wedge assembly as per sanrok drg. no. 1ed-1054 for aar h type cbc with balance draft gear to rdso spec. no. rdso/2011/cg-03 rev