Historical
SAE J 531-2015 (SAE J531-2015)
Automotive Pipe, Filler, and Drain Plugs
This SAE Standard includes complete general and dimensional specifications for those types of pipe, filler, and drain plugs (shown in Figures 1 to 6 and Tables 1 to 4) commonly used in automotive and related industrial applications.
Society of Automotive Engineers [sae]