tender for machining of segmental sealing ring , sealing ring in 8 parts (with 2 mm allowance on id.) {hw-259.05} -- machining & assembly as per drg. 21050524010 rev.01 with matl. as per cbom 21050524010 rev.02 , sealing ring in six parts(with 1mm allowance on id) (hw-259.06.c) -- machining & assembly as per drg. 21050524030 rev.01 with matl. as per cbom 21050524030 rev.03 , sealing ring assly. (with 2 mm allowance in id) {hw-286.51.a} -- machining & assembly as per drg. 21050524020 rev.00 with matl. as per cbom 21050524020 rev.02 , sealing ring ( with 2 mm allowance on id) (hw-299.52.b) -- machining & assembly as per drg. 21050518020 rev.00 with matl. as per cbom 21050518020 rev.01 , sealing ring (with 2mm allowance on id) (hw-351.27.b) -- machining & assembly as per drg. 21050518010 rev.00 with matl. as per cbom 21050518010 rev.00 = limited