“U.S. No. 3” consists of tangerines which meet the following requirements:

(a) Basic requirements:

(1) Mature;

(2) Not flabby; and

(3) Not seriously lumpy.

(b) Free from:

(1) Decay;

(2) Unhealed skin breaks; and

(3) Wormy fruit.

(c) Free from very serious damage caused by:

(1) Ammoniation;

(2) Bruises;

(3) Caked melanose;

(4) Creasing;

(5) Dirt or other foreign material;

(6) Disease;

(7) Dryness or mushy condition;

(8) Hail;

(9) Insects;

(10) Scab;

(11) Scale;

(12) Scars;

(13) Skin breakdown;

(14) Sprayburn;

(15) Sunburn; and,

(16) Other means.

(d) For tolerances see § 51.1820.