{"data":{"id":"us/40-cfr-table-29-to-subpart-g-of-part-63","jurisdiction":"us","citation":"40 CFR Table 29 to Subpart G of Part 63","heading":"Table 29 to Subpart G of Part 63—Seal Related Factors for External Floating Roof Vessels","body":"Seal type Welded vessels Riveted vessels\nKS N KS N\nMetallic shoe seal:\nPrimary seal only 1.2 1.5 1.3 1.5\nWith shoe-mounted secondary seal 0.8 1.2 1.4 1.2\nWith rim-mounted secondary seal 0.2 1.0 0.2 1.6\nLiquid mounted resilient seal:\nPrimary seal only 1.1 1.0 a NA NA\nWith weather shield 0.8 0.9 NA NA\nWith rim-mounted secondary seal 0.7 0.4 NA NA\nVapor mounted resilient seal:\nPrimary seal only 1.2 2.3 NA NA\nWith weather shield 0.9 2.2 NA NA\nWith rim-mounted secondary seal 0.2 2.6 NA NA\na NA = Not applicable.","path":["Title 40—Protection of Environment","CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY","SUBCHAPTER C—AIR PROGRAMS","PART 63—NATIONAL EMISSION STANDARDS FOR HAZARDOUS AIR POLLUTANTS FOR SOURCE CATEGORIES","Subpart G—National Emission Standards for Hazardous Air Pollutants From the Synthetic Organic Chemical Manufacturing Industry for Process Vents, Storage Vessels, Transfer Operations, and Wastewater"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-40.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:26:04Z","sha256":"95cd982e4dd8eada1f4a8b9ac5653f4ed4ccb23f45756f3d87f80c430d77f2e0","source_id":"us-cfr","stale":true,"prev":"us/40-cfr-table-28-to-subpart-g-of-part-63","next":"us/40-cfr-table-30-to-subpart-g-of-part-63"},"notice":"GroundRules: Original legal text. Not legal advice."}