SECTION Title Time
§ 121.233§ 121.233 Fuel lines and fittings in designated fire zones.Sept. 29, 2026
§ 121.235§ 121.235 Fuel valves.Sept. 29, 2026
§ 121.237§ 121.237 Oil lines and fittings in designated fire zones.Sept. 29, 2026
§ 121.239§ 121.239 Oil valves.Sept. 29, 2026
§ 121.241§ 121.241 Oil system drains.Sept. 29, 2026
§ 121.243§ 121.243 Engine breather lines.Sept. 29, 2026
§ 121.245§ 121.245 Fire walls.Sept. 29, 2026
§ 121.247§ 121.247 Fire-wall construction.Sept. 29, 2026
§ 121.249§ 121.249 Cowling.Sept. 29, 2026
§ 121.251§ 121.251 Engine accessory section diaphragm.Sept. 29, 2026
§ 121.253§ 121.253 Powerplant fire protection.Sept. 29, 2026
§ 121.255§ 121.255 Flammable fluids.Sept. 29, 2026
§ 121.257§ 121.257 Shutoff means.Sept. 29, 2026
§ 121.259§ 121.259 Lines and fittings.Sept. 29, 2026
§ 121.261§ 121.261 Vent and drain lines.Sept. 29, 2026