BS AU 146b:1970
$86.31
Specification for standard automatic roller-type coupling for semi-trailers not exceeding 7¼ tons laden weight
Published By | Publication Date | Number of Pages |
BSI | 1970 | 6 |
This British Standard specifies requirements for automatic roller-type couplings for semi-trailers with a laden weight not exceeding 7¼ tons having a maximum imposed operating weight on the rollers of 2¾ tons. However, the rollers should be plated for a maximum design imposed weight of 3 tons to provide a loading tolerance.