BSI - BS 5346
Specification for ISO metric trapezoidal screw threads
|Publication Date:||28 May 1976|
|ICS Code (Metric screw threads):||21.040.10|
Requirements from 8 to 300 mm diameter. Single and multiple-start threads included in details for designation and tolerances. Tolerance system specified does not apply to threads with special requirements for axial displacement, e.g. lead screws.