supply of coupler body with shank wear plate for bcnhl wagons.coupler body with shank wear plate for bcnhl wagons.,coupler body with shank wear plate for bcnhl wagons. drawing no :- sk - 62724, alt. 3 1, item no. 1 & 10 . mat. & spec. :- wd - 70 - bd - 10 (rev. 4). guarantee :- the items supplied shall b e accompanied by a guarantee for a period of 72 months from the date of supply or 60 months from t he date of fitment, whichever is earlier. [ warranty period: 72 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitt ed: max 8 lacs ] ] bcn/kjgy, nr uttar pradesh 426.00 numbers