§ 51.2541 U.S. Fancy, U.S. Extra No. 1, U.S. No. 1 And U.S. Select Grades.

“U.S. Fancy,” “U.S. Extra No. 1,” “U.S. No. 1,” and “U.S. Select” consists of pistachio nuts in the shell which meet the following requirements: (a) Basic requirements: (1) Free from: (i) Foreign material; (ii) Loose kernels; (iii) Shell pieces; (iv) Particles and dust; and, (v) Blanks. (b) Shells: (1) Free from: (i) Non-split shells; and, (ii) Shells not split on suture. (2) Free from damage by: (i) Adhering hull material; (ii) Light stained; (iii) Dark stained; and, (iv) Other External (shell) defects. (c) Kernels: (1) Well dried, or, very well dried when specified in connection with the grade. (2) Free from damage by: (i) Immature kernels; (ii) Kernel spotting; and, (iii) Other Internal (kernel) defects. (3) Free from serious damage by: (i) Minor insect or vertebrate injury; (ii) Insect damage; (iii) Mold; (iv) Rancidity; (v) Decay; and, (vi) Other Internal (kernel) defects. (d) The nuts are of a size not less than 30/64 inch in diameter as measured by a round hole screen. (e) For tolerances, see § 51.2544.