UL Standards & Engagement Standard for Fire Extinguisher, Booster, and Noncollapsible Standpipe Hose and Hose Assemblies UL 92

1.1 These requirements cover hose with or without couplings attached, in sizes of 3/8 inch (9.5 mm) up to and including a nominal internal diameter of 1-1/2 inches (38.1 mm) for use on portable, wheeled, and stationary fire extinguishers, booster hose on fire apparatus, and noncollapsible hose on standpipe or hose systems as permitted by NFPA 14, Standard for the Installation of Standpipe and Hose Systems. This hose is intended for use at maximum working pressure of 200, 250, 300, 400, 600, 800, 1000, or 1250 psig (1.38, 1.72, 2.07, 2.76, 4.14, 5.52, 6.90, or 8.62 MPa). 1.2 These requirements also cover hose for use on fire extinguishers requiring characteristics for low-temperature flexibility at minus 54°C (minus 65°F). 1.3 A product that contains features, characteristics, components, materials, or systems new or different from those in use when the standard was developed, and that involves a risk of fire, electric shock, or injury to persons shall be evaluated using the appropriate additional component and end-product requirements as determined necessary to maintain the level of safety for the user of the product as originally anticipated by the intent of this standard.