BSI - BS 4464
Specification For Spring Washers for General Engineering and Automobile Purposes - Metric Series
|Publication Date:||19 May 1969|
|ICS Code (Washers, locking elements):||21.060.30|
|ICS Code (Road vehicles in general):||43.020|
Dimensions, tolerances and general requirements for metric series spring washers of helical construction, for use with metric threaded fasteners within the range 1.6 mm to 68 mm diameter.