{"data":{"id":"us/7-cfr-51.1566","jurisdiction":"us","citation":"7 CFR 51.1566","heading":"Metric conversion table.","body":"Inches Millimeters (mm)\n1⁄8 equals 3.2\n1⁄4 equals 6.4\n1⁄2 equals 12.7\n3⁄4 equals 19.1\n1 equals 25.4\n11⁄2 equals 38.1\n2 equals 50.8\n21⁄2 equals 63.5\n3 equals 76.2\n31⁄2 equals 88.9\n4 equals 101.6\n41⁄2 equals 114.3\nOunces Grams\n1 equals 28.35\n4 equals 113.40\n5 equals 141.75\n6 equals 170.10\n7 equals 198.45\n8 equals 226.80\n9 equals 255.15\n10 equals 283.50\n12 equals 340.20\n14 equals 396.90\n16 equals 453.60\n18 equals 510.30\n19 equals 538.60\n20 equals 567.00","path":["Title 7—Agriculture","Subtitle B—Regulations of the Department of Agriculture","CHAPTER I—AGRICULTURAL MARKETING SERVICE (STANDARDS, INSPECTIONS, MARKETING PRACTICES), DEPARTMENT OF AGRICULTURE","SUBCHAPTER C—REQUIREMENTS AND STANDARDS UNDER THE AGRICULTURAL MARKETING ACT OF 1946 AND THE EGG PRODUCTS INSPECTION ACT","PART 51—FRESH FRUITS, VEGETABLES, AND OTHER PRODUCTS (INSPECTION, CERTIFICATION, AND STANDARDS)","Subpart P—United States Standards for Grades of Potatoes"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-7.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:24:01Z","sha256":"6a7698fb2f2449fce1b2d2873aeacddf603e1c8b9ac19d4045109b0d33c3bf0b","source_id":"us-cfr","stale":true,"prev":"us/7-cfr-51.1565","next":"us/7-cfr-51.1575"},"notice":"GroundRules: Original legal text. Not legal advice."}