<h1>Import authorization suspended for thinwalled AL-6 engine bearings, bushings, washers and AL-6 strips under C1132; input proportions required</h1> Thinwalled engine bearings, bushings and thrust washers in steel-backed aluminium-tin alloy (AL-6) classified under C1132, along with steel-backed aluminium tin strips to AL-6, are listed with specified weights and their import authorization is suspended. The schedule requires determination of the proportion of various inputs usable or required for manufacturing resultant products, and mandates that applicants ensure imported goods are the same as those used or required in the export product.