tender for overhauling kit for 1-1/4 angle cock comprising of three items-(1) rubber seat-02 nos. (2) rubbero ring-01 no. (3) rubber o ring -02 nos. specn. confirming toirs-r-48-88 as clw drg. no. wd.881235-01(alt.2) & clw drg. no. 0/1/65/389 (for detail of component).