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e-CFR data is current as of May 10, 2021

Title 7Subtitle BChapter VIIISubchapter APart 810Subpart M → Subject Group


Title 7: Agriculture
PART 810—OFFICIAL UNITED STATES STANDARDS FOR GRAIN
Subpart M—United States Standards for Wheat


Grades and Grade Requirements

§810.2204   Grades and grade requirements for wheat.

(a) Grades and grade requirements for all classes of wheat, except Mixed wheat.

Grades and Grade Requirements

Grading factors Grades U.S. Nos.
1 2 3 4 5
Minimum pound limits of:
Test weight per bushel:
Hard Red Spring wheat or White Club wheat58.057.055.053.050.0
All other classes and subclasses60.058.056.054.051.0
Maximum percent limits of:
Defects:
Damaged kernels
Heat (part of total)0.20.20.51.03.0
Total2.04.07.010.015.0
Foreign material0.40.71.33.05.0
Shrunken and broken kernels3.05.08.012.020.0
Total13.05.08.012.020.0
Wheat of other classes:2
Contrasting classes1.02.03.010.010.0
Total33.05.010.010.010.0
Stones0.10.10.10.10.1
Maximum count limits of:
Other material in one kilogram:
Animal filth11111
Castor beans11111
Crotalaria seeds22222
Glass00000
Stones33333
Unknown foreign substances33333
Total444444
Insect-damaged kernels in 100 grams3131313131
U.S. Sample grade is Wheat that:
(a) Does not meet the requirements for U.S. Nos. 1, 2, 3, 4, or 5; or
(b) Has a musty, sour, or commercially objectionable foreign odor (except smut or garlic odor); or
(c) Is heating or of distinctly low quality.

1Includes damaged kernels (total), foreign material, shrunken and broken kernels.

2Unclassed wheat of any grade may contain not more than 10.0 percent of wheat of other classes.

3Includes contrasting classes.

4Includes any combination of animal filth, castor beans, crotalaria seeds, glass, stones, or unknown foreign substance.

(b) Grades and grade requirements for Mixed wheat. Mixed wheat is graded according to the U.S. numerical and U.S. Sample grade requirements of the class of wheat that predominates in the mixture, except that the factor wheat of other classes is disregarded.

[52 FR 24418, June 30, 1987, as amended at 52 FR 24442, June 30, 1987; 57 FR 58966, Dec. 14, 1992; 71 FR 8235, Feb. 18, 2006]

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