supply of set of male elbow for three phase electric locomotives (1) male elbow 10 mm od x 3/8 i nch bspt (m), qty- 01 no./set (2) male elbow 1/2 inch od x 3/8 inch bspt (m), qty- 01 no./set for use in stainless steel pipe fittings as per clw specification no. clw/ms/3/053, alt-21 or latest. each set cons ists of 02 items 02 nos only [ warranty period: 30 months after the date of delivery ] ]