---
kind: "section"
citation: "7 C.F.R. § 51.2952"
title: "7"
number: "51.2952"
heading: "Size specifications."
url: "https://uscodex.org/cfr/7/51.2952"
---

# §51.2952. Size specifications.


Size shall be specified in accordance with the facts in terms of one of the following classifications:

- (a) **Mammoth size.** Mammoth size means walnuts of which not over 12 percent, by count, pass through a round opening 96/64 inches in diameter;
- (b) **Jumbo size.** Jumbo size means walnuts of which not over 12 percent, by count, pass through a round opening 80/64 inches in diameter;
- (c) **Large size.** Large size means walnuts of which not over 12 percent, by count, pass through a round opening 77/64 inches in diameter; except that for walnuts of the Eureka variety and type, such limiting dimension as to diameter shall be 76/64 inches;
- (d) **Medium size.** Medium size means walnuts of which at least 88 percent, by count, pass through a round opening 77/64 inches in diameter, and of which not over 12 percent, by count, pass through a round opening 73/64 inches in diameter;
- (e) **Standard size.** Standard size means walnuts of which not over 12 percent, by count, pass through a round opening 73/64 inches in diameter;
- (f) **Baby size.** Baby size means walnuts of which at least 88 percent, by count, pass through a round opening 74/64 inches in diameter, and of which not over 10 percent, by count, pass through a round opening 60/64 inch in diameter; and,
- (g) **Minimum diameter, or minimum and maximum diameter.** In lieu of one of the foregoing classifications, size of walnuts may be specified in terms of minimum diameter, or minimum and maximum diameter: Provided, That not more than 12 percent, by count, pass through a round hole of the specified minimum diameter, and at least 88 percent, by count, pass through a round hole of any specified maximum diameter.

## Notes

### Source

Source: 29 FR 12865, Sept. 12, 1964, unless otherwise noted. Redesignated at 42 FR 32514, June 27, 1977, and further redesignated at 46 FR 63203, Dec. 31, 1981.

### Authority

Authority: 7 U.S.C. 1621-1627.