7 CFR § 51.759 - U.S. No. 3.

---
identifier: "/us/cfr/t7/s51.759"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "7 CFR § 51.759 - U.S. No. 3."
title_number: 7
title_name: "Agriculture"
section_number: "51.759"
section_name: "U.S. No. 3."
chapter_name: "AGRICULTURAL MARKETING SERVICE (STANDARDS, INSPECTIONS, MARKETING PRACTICES), DEPARTMENT OF AGRICULTURE"
subchapter_number: "C"
subchapter_name: "REQUIREMENTS AND STANDARDS UNDER THE AGRICULTURAL MARKETING ACT OF 1946 AND THE EGG PRODUCTS INSPECTION ACT"
part_number: "51"
part_name: "FRESH FRUITS, VEGETABLES, AND OTHER PRODUCTS (INSPECTION, CERTIFICATION, AND STANDARDS)"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
authority: "7 U.S.C. 1621-1627."
cfr_part: "51"
---


# 51.759 U.S. No. 3.

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

(a) Basic requirements:

(1) Mature;

(2) Misshapen;

(3) Poorly colored;

(4) Rough texture, not seriously bumpy;

(5) Similar varietal characteristics; and,

(6) Slightly spongy.

(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) Buckskin;

(4) Caked melanose;

(5) Disease;

(6) Dryness or mushy condition;

(7) Hail;

(8) Insects;

(9) Oil spotting;

(10) Scab;

(11) Scale;

(12) Scars;

(13) Skin breakdown;

(14) Sprayburn;

(15) Sprouting;

(16) Sunburn; and,

(17) Other means.

(d) For tolerances see § 51.760.