“U.S. No. 2” consists of oranges which meet the following requirements:

1. (a) Basic requirements:

   1. (1) Discoloration: Not more than one-half of the surface, in the aggregate, may be affected by discoloration. (See § 51.1161.)
   2. (2) Fairly firm;
   3. (3) Mature;
   4. (4) Reasonably well colored;
   5. (5) Similar varietal characteristics;
   6. (6) Not more than slightly misshapen; and
   7. (7) Not more than slightly rough texture.

2. (b) Free from:

   1. (1) Decay;
   2. (2) Unhealed skin breaks; and
   3. (3) Wormy fruit.

3. (c) Free from serious damage caused by:

   1. (1) Ammoniation;
   2. (2) Bruises;
   3. (3) Buckskin;
   4. (4) Caked melanose;
   5. (5) Creasing;
   6. (6) Dirt or other foreign material;
   7. (7) Disease;
   8. (8) Dryness or mushy condition;
   9. (9) Green spots;
   10. (10) Hail;
   11. (11) Insects;
   12. (12) Oil spots;
   13. (13) Riciness or woodiness;
   14. (14) Scab;
   15. (15) Scale;
   16. (16) Scars;
   17. (17) Skin breakdown;
   18. (18) Split, rough or protruding navels;
   19. (19) Sprayburn;
   20. (20) Sunburn;
   21. (21) Thorn scratches; and
   22. (22) Other means.
4. (d) For tolerances see § 51.1151.
5. (e) Internal quality: Lots meeting the internal requirements for “U.S. Grade AA Juice (Double A)” or “U.S. Grade A Juice” may be so specified in connection with the grade. (See §§ 51.1176-51.1179.)