supply of set of hex. head bolt completeset of hex. head bolt complete,set of hex. head bolt complete (for fixing of vertical damper in rcf mainline coaches), consis ting of the following 5 items as per rcf drg.no.cc05100, items-19, 20, 22, 23 & 24 alt-g. 1. hex. head bolt m20x120n (sh to is: 9549-1980) to is: 1364 (p art-1) -2002, b, 5.6, n, ce, coating as per mdts-057 - qty./s et 1no. 2. hex. head bolt m20x190n (sh to is: 9549-1980) to is: 1364 (p art-1) -2002, b, 5.6, n, ce, coating as per mdts-057 - qty./set 1no. 3. split pin 4x36 to is: 549 -2005, coating as per mdts-057 - qty./set 2nos. 4. spring washer b20 to is: 3063 -1994, coating as per mdts-057 - qty./set 2nos. 5. hex. nut (dc) m20 to i s: 1364 (part-3) -2002, 6, coating as per mdts057 - qty./set 2nos. note: bolts & nut shall be of make / brand tvs or dfl or unbrako or tuff only [ warranty period: 30 months after the date of delivery ] ] => limited