supply of set of nitrile rubber o rings as per e [set of nitrile rubber o rings as per els/tata drawing no. tata/rs/misc /13/1 alt-1. set consisting of 02 items as follows: 1) diameter 280 mm x 4 mm cd, qty. = 01 no. per set. 2) diameter 205 mm x 3 mm cd, qty. = 01 no. per set. set consists of 02 items in 02 nos. material: nitrile rubber, test certificate to be given from nth or any other govt. approved test agency along with material. one sample to be got approved before bulk supply of material. ]set of nitrile rubber o rings as per e [set of nitrile rubber o rings as per els/tata drawing no. tata/rs/misc /13/1 alt-1. set consisting of 02 items as follows: 1) diameter 280 mm x 4 mm cd, qty. = 01 no. per set. 2) diameter 205 mm x 3 mm cd, qty. = 01 no. per set. set consists of 02 items in 02 nos. material: nitrile rubber, test certificate to be given from nth or any other govt. approved test agency along with material. one sample to be got approved before bulk supply of material. ],set of nitrile rubber o rings as per els/tata drawing no. tata/rs/misc /13/1 alt- 1. set consisting of 02 items as follows: 1) diameter 280 mm x 4 mm cd, qty. = 01 no. per set. 2 ) diameter 205 mm x 3 mm cd, qty. = 01 no. per set. set consists of 02 items in 02 nos. material: nitrile rubber, test certificate to be given from nth or any other govt. approved test agen cy along with material. one sample to be got approved before bulk supply of material. [ war ranty period: 30 months after the date of delivery ] ]