supply of lock for cbc aar h type coupler as perlock for cbc aar h type coupler as per,lock for cbc aar h type coupler as per sanrok drg . no.1ed-1069 . specifcation no.rdso/2011/cg-03 (rev-3) [ warranty period: 30 months after the date of delivery ] ] , support pin for main pin for knuckle to sanrok drg.no- 1ed-1080 conforming to rdso specification rdso/2011-cg-03 rev-03. [ warranty per iod: 30 months after the date of delivery ] ] , compression spring ( vertical support assembly ) to sanrok make drawing no. 1ed-1165 and confirming to rdso specification no. rdso/201 1/cg-03 rev. 03 make: sanrok [ warranty period: 30 months after the date of delivery ] ] , double rotary lock lift assembly with anti creep lug as per rdso specification no-rdso/2011/cg-03 rev.03. sanrok drawing no-1ed-1074 [ warranty period: 30 months after the date of delivery ] ] , tertiary spring loaded lock pin arrangement drg. no. 1ed-4452 as per rdso specification no.-rdso/2011/cg-03 (rev.-03) make: sanrok [ warranty period: 30 months after the date of delivery ] ] , vertical carrier assembly (supporting device)/vertical support assembly as per drawing no-1ed-3690 rdso specification no.rdso/2011/cg-0 3(rev.3) make: sanrok [ warranty period: 30 months 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: 30 months after the date of delivery ] ] , flat washer aar h type cbc coupler for cbc aar h type coupler as per sanrok drg . no.1ed-1125. specifcation no.rdso/2011/cg-03 (rev-3) make: sanrok [ warranty period: 30 months after the date of delivery ] ] , toggle sanrok drg. no. 1ed-1076 to rdsos specification no. rdso/2011/cg-03, rev-03 or latest. [ warranty period: 30 months after the dat e of delivery ] ] , rotary lock pin sanrok drg. no. 1ed-1149 to rdsos specification no. rdso/2011/cg-03, rev-03 or latest. [ warranty period: 30 months afte r the date of delivery ] ] , conical washer for cbc