supply of (1) stiffener plate of front carrier plate for aar-h type cbc with bdg to rdso drg. no. rdso/cg/drg/24034 alt.2 (consisting of 5 items) for make m/s sanrok, m/s sona comstar, and m/s wabtec. note:- 1.) stiffener plate material & specification shall be as per is:3885 part-2, grade-5 with hardness: 190 to 245 bhn with annealed condition. 2.) unspecified tolerance as per is:2102 (medium) 3.) surface treatment: black e.d coating/black paint after primer 4.) stiffener plates shall have holes with pitch (p) =100+-0.5mm and distance from edge (a) = 25+-1mm. 5.) fasteners of reputed make: unbrako, lps, caparo, tvs. 6.) for traceability firm initial size should be 5-15 mm. 7) no sharp edges and burrs. (2) stiffener plate of front carrier plate for aar-h type cbc with bdg to rdso drg. no. rdso/cg/drg/24034 alt.2 (consisting of 5 items) for make m/s frontier, m/s jupiter, and m/s nwfp. note:- 1.) stiffener plate material & specification shall be as per is:3885 part-2, grade-5 with hardness: 190 to 245 bhn with annealed condition. 2.) unspecified tolerance as per is:2102 (medium) 3.) surface treatment: black e.d coating/black paint after primer 4.) stiffener plates shall have holes with pitch (p) = 90+-0.5mm and distance from edge (a) = 30+-1mm. 5.) fasteners of reputed make: unbrako, lps, caparo, tvs. 6.) for traceability firm initial size should be 5-15 mm. 7) no sharp edges and burrs.(1) stiffener plate of front carrier plate for aar-h type cbc with bdg to rdso drg. no. rdso/cg/drg/24034 alt.2 (consisting of 5 items) for make m/s sanrok, m/s sona comstar, and m/s wabtec. note:- 1.) stiffener plate material & specification shall be as per is:3885 part-2, grade-5 with hardness: 190 to 245 bhn with annealed condition. 2.) unspecified tolerance as per is:2102 (medium) 3.) surface treatment: black e.d coating/black paint after primer 4.) stiffener plates shall have holes with pitch (p) =100+-0.5mm and distance from edge (a) = 25+-1mm. 5.) fasteners of reputed make: unbr