7 C.F.R. § 51.1526
Application of tolerances
The contents of individual packages in the lot, based on sample inspection, are subject to the following limitations:
(a) A package may contain not more than double any specified tolerance except that at least two defective and two off-size specimens may be permitted in any package: Provided, That the averages for the entire lot are within the tolerances specified for the grade.
(b) [Reserved]