The size of pecan pieces in a lot may be specified in accordance with one of the size classifications shown in table 1 to this section. Sizes are measured using a round-hole screen.

1. (a) Tolerances for size of pieces. In order to allow for variations incident to proper sizing, tolerances are provided for pieces in a lot which fail to meet the requirements of any size specified. The tolerances, by weight, are as follows:

   1. (1) U.S. Extra Fancy pieces and U.S. Fancy pieces. Not more than 15 percent of the lot may fall outside of the size range in Table 1 to this section. Further, not more than 1 percent of the pieces, excluding Topping Pieces and Granules, may pass through an eight sixty-fourths of an inch round hole screen.
   2. (2) U.S. Choice pieces. Not more than 20 percent of the lot may fall outside of the size range in Table 1 to this section. Further, not more than 2 percent of the pieces, excluding Topping Pieces and Granules, may pass through an eight sixty-fourths of an inch round hole screen.
   3. (3) U.S. Standard pieces. Not more than 25 percent of the lot may fall outside of the size range in table 1 to this section. Further, not more than 2 percent of the pieces, excluding Topping Pieces and Granules, may pass through an eight sixty-fourths of an inch round hole screen.

2. (b) [Reserved]

   Table 1 to § 51.1436

   Size classification	Maximum diameter(will pass throughround opening of thefollowing diameter)	Minimum diameter(will not pass throughround opening of thefollowing diameter)
   Extra-Large Pieces	No limitation	32⁄64 inch.
   Large Pieces	32⁄64 inch	24⁄64 inch.
   Halves and Pieces	No limitation	20⁄64 inch.
   Medium Pieces	24⁄64 inch	16⁄64 inch.
   Small Pieces	16⁄64 inch	12⁄64 inch.
   Topping Pieces	12⁄64 inch	8⁄64 inch.
   Granules	8⁄64 inch	4⁄64 inch.
   In lieu of the size classifications in this table, the size of pieces in a lot may be specified in terms of minimum diameter, or as a range described in terms of minimum and maximum diameters expressed in sixty-fourths of an inch.