supply of safety u clamp assembly, hard wooden wedge and sander bogie air hose couplingsafety u clamp assembly, hard wooden wedge and sander bogie air hose coupling,safety u clamp assembly for screw coupling, (for bg ac loco) to els/ajj drg no. trs/acl/ sk/63. [ warranty period: 30 months after the date of delivery ] ] , hard wooden wedge as per drawing no trs/acl/p/212. [ warranty period: 24 month s after the date of delivery ] ] , sander bogie air hose coupling for wag-9/wap-7, loco?s, drawing no.c/els/lgd/pr eqpt/3/3 0, total length should be 1000mm. [ warranty period: 30 months after the date of delivery ] ]