7 CFR § 51.1405
Application of tolerances
July 6, 2020
Individual 100-count samples shall have not more than one and one-half times a specified tolerance of 5 percent or more and not more than double a tolerance of less than 5 percent, except that at least one pecan which is seriously damaged by live insects inside the shell is permitted: Provided, That the averages for the entire lot are within the tolerances specified for the grade.