supply of miscellaneous materials for maintenance of different r.l.i schemes. , supply of lubricated and graphite reinforced asbestos gland packing 1/2 -(as per sample provided). , supply of upvc fittings isi marked is 10124 (part 5) : 2009 with latest amendments- 200 mm dia p.v.c. equal tee , supply ofu.p.v.c pipe isi marked is 4985- 315 mm dia class-i , supply of dog nut for steel wire rope 5/8 (as per sample provided). , supply of ms iron coupling plain type 6 dia (as per sample provided). , supply of nuts & bolts : g.i. hexagonal head bolt and nuts bearing is:1363 (part-i)/1992 of product grade -c with latest amendments for bolts & is-1363 (part-3)/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.m 16x 80 mm [number of bolt in 50 kg = 243 nos]