7 CFR §51.688
“U.S. No. 3” consists of oranges which meet the following requirements:
- (a)Basic requirements:
- (1)Mature;
- (2)May be misshapen;
- (3)May be poorly colored. Not more than 25 percent of the surface may be of a solid dark green color;
- (4)May be slightly spongy;
- (5)May have rough texture;
- (6)Not seriously lumpy or cracked; and
- (7)Similar varietal characteristics.
- (b)Free from:
- (1)Decay;
- (2)Unhealed skin breaks; and
- (3)Wormy fruit.
- (c)Free from very serious damage caused by other means.
- (d)For tolerances see § 51.689.