51.1545—Size.

(a) The minimum size, or minimum and maximum sizes may be specified in connection with the grade in terms of diameter or weight of the individual potato, or in accordance with one of the size designations in Table I or Table II: Provided, That sizes so specified shall not be in conflict with the basic size requirements for the grade.
(b) When size is designated as shown in Table II, the corresponding weight ranges shall apply. These size designations may be applied to potatoes packed in any size container: Provided, that the weight ranges are within the limits specified.
Table 1
Size designation Minimum diameter 1or weight Maximum diameter 1or weight
Inches Ounces Inches Ounces
Creamer 3/4 (3) 15/8 (3)
Chef 23/4 8 41/2 28
Size A2 17/8 (3) (3) (3)
Size B 11/2 (3) 21/4 (3)
Small 13/4 (3) 21/2 6
Medium 21/4 5 31/4 10
Large 3 10 41/2 28
1 Diameter means the greatest dimension at right angles to the longitudinal axis, without regard to the position of the stem end.
2 In addition to the minimum size specified, a lot of potatoes designated as Size A shall contain at least 40 percent of potatoes which are 21/2 inches in diameter or larger or 6 ounces in weight or larger.
3 No requirement.
Table II
[Ounces]
Size designation Minimum weight Maximum weight
Under 50 15
50 12 19
60 10 16
70 9 15
80 8 13
90 7 12
100 6 10
110 5 9
120 4 8
130 4 8
140 4 8
Over 140 4 8

Code of Federal Regulations

[35 FR 18258, Dec. 1, 1970, as amended at 37 FR 2745, Feb. 5, 1972. Redesignated at 42 FR 32514, June 27, 1977, and further redesignated at 46 FR 63203, Dec. 31, 1981; amended at 56 FR 7553, Feb. 25, 1991; 73 FR 15055, Mar. 21, 2008; 73 FR 70585, Nov. 21, 2008]