supply of stiffener platestiffener plate,stiffener plate of front carrier plate for aar-h-type cbc with bdg as per drg. rdso/cg/drg/ 24034, alt. 2 (annexure-1) or latest. material specification as per is: 3885 part ii gr-5 with hardness in ann ealed condition 190- 245 bhn (with hardware item hexagonal head bolt m16x45 = 02 nos, hexagonal castl e nut m16= 02 nos, split pin 4x40= 02 nos., spring washer b16=02 nos.). note : (i). firm has to provide na bl lab test certificate of the material at the time of supply. (ii) quantity 1 set consists of 1 stiffener plate, h exagonal head bolt m16x45 = 02 nos., hexagonal castle nut m16= 02 nos., split pin 4x40= 02 nos. ,spring washer b16=02 nos. (iii) as per rdso letter number mc/blb/cbc dated 01/11/25, annexure-1. 60 percent o f the total quantity i.e 540 set. shall be compatible with make sanrok, sona comstaer or webtech and 40 percent of the total quantity i.e 360 set. shall be compatible with make frontier, jupiter or nwfp. ma ke- cew by rubber stamp. [ warranty period: 30 months after the date of delivery ] ]