{"data":{"id":"us/16-cfr-1505.7","jurisdiction":"us","citation":"16 CFR 1505.7","heading":"Maximum acceptable surface temperatures.","body":"The maximum acceptable surface temperatures for electrically operated toys shall be as follows:\nSurface type (as described—in § 1505.6 (g)(2)) Thermal inertia type 1 Temperatures\n°C. °F.\nA 1 50 122\nA 2 55 131\nA 3 60 140\nB 1 55 131\nB 2 65 149\nB 3 75 167\nC (unmarked) 1 65 149\nC (unmarked) 2 75 167\nC (unmarked) 3 85 185\nC (unmarked) 4 95 203\nC marked 1 70 158\nC marked 2 90 194\nC marked 3 110 230\nC marked 4 130 266\nD (unmarked) 1 55 131\nD (unmarked) 2 70 158\nD (unmarked) 3 80 176\nD (unmarked) 4 90 194\nD marked 1 60 140\nD marked 2 75 167\nD marked 3 100 212\nD marked 4 125 257\nE (2) (3) (3)\n1 Thermal inertia types are defined in terms of lambda as follows:\nType 1: Greater than 0.0045 (e.g., most metals).\nType 2: More than 0.0005 but not more than 0.0045 (e.g., glass).\nType 3: More than 0.0001 but not more than 0.0005 (e.g., most plastics).\nType 4: 0.0001 or less (e.g., future polymeric materials).\nThe thermal inertia of a material can be obtained by multiplying the thermal conductivity (cal./cm./sec./degrees C.) by the density (gm./cm.3) by the specific heat (cal./gm./degrees C.).\n2 All types.\n3 No limit.","path":["Title 16—Commercial Practices","CHAPTER II—CONSUMER PRODUCT SAFETY COMMISSION","SUBCHAPTER C—FEDERAL HAZARDOUS SUBSTANCES ACT REGULATIONS","PART 1505—REQUIREMENTS FOR ELECTRICALLY OPERATED TOYS OR OTHER ELECTRICALLY OPERATED ARTICLES INTENDED FOR USE BY CHILDREN","Subpart A—Regulations"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-16.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:24:29Z","sha256":"540d35c6a30b80aeee454b37d403e4fa511c1e15e1266cca82c713247e43b3e5","source_id":"us-cfr","stale":true,"prev":"us/16-cfr-1505.6","next":"us/16-cfr-1505.8"},"notice":"GroundRules: Original legal text. Not legal advice."}