CFR > Title 7 - Agriculture > SUBTITLE B—Regulations of the Department of Agriculture > CHAPTER I—AGRICULTURAL MARKETING SERVICE (Standards, Inspections, Marketing Practices), DEPARTMENT OF AGRICULTURE (parts 27 to 206) > SUBCHAPTER C—REGULATIONS AND STANDARDS UNDER THE AGRICULTURAL MARKETING ACT OF 1946 (parts 51 to 75) > PART 51—FRESH FRUITS, VEGETABLES AND OTHER PRODUCTS 1,2 (INSPECTION, CERTIFICATION, AND STANDARDS) > SUBPART —United States Standards for Grades of Onions (Other Than Bermuda-Granex-Grano and Creole Types) (§51.2830 to §51.2854) > 51.2854—Metric conversion table.

51.2854—Metric conversion table.

Inches Millimeters (mm)
1/8 3.2
1/4 6.4
3/8 9.5
1/2 12.7
5/8 15.9
3/4 19.1
7/8 22.2
1 25.4
11/4 31.8
11/2 38.1
13/4 44.5
2 50.8
21/2 63.5
23/4 69.9
3 76.2
31/2 88.9
4 101.6