supply of hose connection 3/4 inch (20 mm bore x 550 mm long) for air spring suspension bogies to rdso drg. no. sk-k1054 and rdso spec. no. c-k407(rev-04 of march-23)hose connection 3/4 inch (20 mm bore x 550 mm long) for air spring suspension bogies to rdso drg. no. sk-k1054 and rdso spec. no. c-k407(rev-04 of march-23),hose connection 3/4 inch (20 mm bore x 550 mm long) for air spring suspension bogies to rdso drg. no. sk-k1054 and rdso spec. no. c-k407(rev-04 of march-23) [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitt ed: max 8 lacs ] ]