Specifies design, materials, lubrication, size selection, quality of manufacture and marking of a range of multi-angle roller fairleads used to guide ropes on ships.Cross References:BS 970*BS 1400*BS 1452*BS 1486:Part 1 *BS 1502*BS 1503*BS 1775*BS 2045*BS 3100*BS 3601*BS 4190*BS 4360*ISO/R 64*