procurement of essential filters and spares for centrifuge oil filtering system , essential filters and spares for centrifuge oil filtering system , klarol depth filter (with viton o ring & gasket) existing model no: kkf-23-0017/htof , 10 micron absolute filters (with viton o ring) existing model no: kkf-20-10-a (absolute) , 05 micron absolute filters (with viton o ring) existing model no: kkf-20-5-a (absolute) , suction line filter (washable) (with viton o ring) existing model no: kkf-20-149 (washable) , solenoid valve diaphragm 3/4 existing model no: sv-d-3/4 , solenoid valve diaphragm 1/2 existing mode no: sv-d-1/2 , main heater- 2kw (three phase) existing model no: mh-2kw-3hp , pressure switch existing model no: kkf-ps , control probe unit- complete existing model no: kkf-cpu , pump oil seal (30x52x10) viton (for 20 lpm pump) existing model no: pos 30x52x10-vit , pump rotor set drtbp-20 with stub shaft existing model no: drtbp-20 , over load relay - 1a to 1.6a for contact existing model no: olr-1a-1.6a , over load relay - 1.6a to 2.5a for contact existing model no: olr-1.6a-2.5a , over load relay - 2.5a to 4.0a for contact existing model no: olr-2.5a-4.0a , natural phases preventer - sm 501 - 415 un existing model no: npp-sm 501-415un type : gic, 3p-3w, 415v ac, 47-63 hz, (voltage monitoring relay without neutral) , temperature controller digital type : single relay existing model no: tcd-utc 214 type : single relay , temperature controller digital type : double relay existing model no: tcd-utc 2202g type : double relay , fibre vanes for vacuum pump existing model no: vp-vane-150-svl