procurement of spares for wasp pump as per nit , procurement of spares for wasp pumps. , o ring ,part no.- r4500a26 , o ring arw 415 , part no.- s1926a73 , o ring arw 411, part no.- r4500a16 , o ring , part no.- 5876a30 , plunger stud , part no.- r4322b , plunger nut, part no.- r4324a , liner ( ss 304 with chrome plated) , part no.- r4326b1 , hex head bolt , part no.- r4334a , spring washer , part no.- r4335a , suction spring (ss) , part no.- r4336a1a , discharge spring , part no.- r4336a2a , valve seat , part no.- r4338a , valve ,part no.- r4337a , oil seal ,part no.- r4366a , nylon lock nut ,part no.- s2512a3 , rubber cup , part no.- 18922a10 , 4 brass foot valve ,part no.- s9328d , v belt ,part no.- s263931 , bush bearing ,part no.- r4295a , stud ,part no.- r5310a , piston rod ,part no.- r4315b , stud ,part no.- s192a22 , hex head nut ,part no.- s19109a46 , plunger stud ,part no.- r4332b , gasket , part no.- r4363a , cone tapper roller bearing , part no.- s9342a , cone and cup tapper roller bearing , part no.- s9341a , shim bearing gasket ,part no.- s157a27 , shim bearing gasket ,part no.- s157a28 , shim bearing gasket ,part no.- s157a29 , shim bearing gasket , part no.- s157a30