supply of housing bearing kit consisting of 4 items confirming to dlw drg. no. k1745036, alt.-c dlw part no.17454487 & other technical requirement conforming to str.no.em.01.01.12 ( rev.1 ) , july 2019.details of kit items are as under. [ 1 ] ring emd part no.40076190, alt.ab .dlw part no.17043980 qty / kit 1no.. [ 2 ] seal gear emd part no.40009050 , alt a dlw part no.17250456, qty / kit -1no. [ 3 ] cover asm emd part no.40012764, alt ab .dlw part no.17250390. qty / kit- 1no. [ 4 ] tube emd part no.40076189, alt.bb .dlw part no.17203510.qty / kit -1 no. [ warranty period: 30 months after the date of delivery ]