supply, fixing & commissioning of metallic strip projected collar 1.6 mm thick made of stainlesssteel grade 304 as per is-6911 height 57 mm with 06 nos. stiffeners 2.0 mm thick & nut bolt m695 grade 304suitable for lhb type ac coaches as per rdso modification sheet no. rdso/pe/ms/ac/0077-2018(rev.0).
