supply of miscellaneous materials for maintenance of rli schemes . , 150 mm diawedge with spindle for ntp valve as per sample , m.s spindle for 150 mm sluice valve with nut as per sample , top cover plate for alfa-alfa valve 150 mm dia as per sample , top cover plate for tp / ntp valve 150 mm dia as per sample , nuts & bolts - g.i. / m.s. hexagonal head bolt and nuts bearing is:1363 ( part-i ) / 1992 of product grade -c with latest amendments for bolts & is-1363 ( paft3 ) / 1992 of product grade c with latest amendments for nuts properties / clause for bolts- 4.6 & for nuts- 4.5. both bolts & nuts are to be duly isi certification marked with 2 nos plain ms washer. 3 / 8x1.5 , ms shaft for 150 mm x 150 mm dia centrifugal water pump ( venus ) made from en8 steel with case harden at the place where bearing are mounted as per sample ( venus ) , hammer 500 gm with handle. conforming to is:841-1983 ( make taparia or equivalent ) , slide wrench 12 conforming to is:6149-1984 ( make taparia or equivalent ) , cutting plier 8 conforming to is:4378-1990 ( make taparia or equivalent ) , screw driver 12 conforming to is:844-1979 ( make taparia or equivalent )