procurement of chiller spares as per tender specification at digboi refinery , list of item ( s ) / work ( s ) as per tender documents , scraper blade , p/n:53 , scraper blade , p/n:54 , scraper blade , p/n:55 , scraper blade , p/n:56 , scrapper blade , p/n:64 , shaft tube , p/n:50 , shaft tube , p/n:51 , shaft tube , p/n:52 , brg . journal , p/n:58 , brg . journal , p/n:59 , adapter sleeve , p/n:62 , ring , p/n:66 , scraper blade holder , p/n:69 , coil spring , p/n:71 , adapter sleeve , p/n:72 , ring , p/n:73 , spider bearing , p/n:91 , o-ring , p/n:107 , spacer sleeve , p/n:108 , drive shaft , p/n:110 , fan type locking washer , p/n:113 , feltring , p/n:114 , shear pin , p/n:115 , threaded pin , p/n:116 , feltstip 2-part , p/n:118 , gasket , p/n:121 , stuffing box packing , p/n:128 , bush , p/n:132 , hex nut , p/n:134 , v-ring , p/n:135 , lock washer , p/n:104 , hex bolt with hex key , p/n:122 , hex bolt , p/n:133 , gasket , p/n:136