supply of 1 valve assembly drain 1/4 inch to elgi pt.no.a020045 for air compressor of electric locomotives. hsn code: 841490192gasket cylinder head to delivery flange to elgi part no. 000448200 for air compressor of electric locomotives. hsn code:68129922.3washer copper cyl head to elgi part no4gasket low pressure to elgi part no. 070400860 for electric locomotives. hsn code: 681292115gasket cylinder head to copper pipe to elgi part no.070408090 for electric locomotives. hsn code:68052090 , valve assembly drain 1/4 inch to elgi pt.no.a020045 for air compressor of electric locomoti ves. hsn code: 84149019 [ warranty period: 30 months after the date of delivery ] ] , gasket cylinder head to delivery flange to elgi part no. 000448200 for air compressor of el ectric locomotives. hsn code:68129922. [ warranty period: 30 months after the date of delivery ] ] , washer copper cyl head to elgi part no.-000439270 for electric locomotives.hsn code: 841 49019 [ warranty period: 30 months after the date of delivery ] ] , gasket low pressure to elgi part no. 070400860 for electric locomotives. hsn code: 68129 211 [ warranty period: 30 months after the date of delivery ] ] , gasket cylinder head to copper pipe to elgi part no.070408090 for electric locomotives. hs n code:68052090 [ warranty period: 30 months after the date of delivery ] ]