What is emphasized about nozzles in the NFPA 1962 standard?

The emphasis on testing nozzles for flow rate regularly in the NFPA 1962 standard highlights the importance of ensuring that firefighting equipment is functioning optimally and effectively. This standard establishes guidelines for inspecting, testing, and maintaining fire hoses and their associated accessories, including nozzles.

Regular flow rate testing allows firefighters to assess whether nozzles are performing according to their specifications, which is crucial for ensuring adequate water supply and pressure during firefighting operations. If a nozzle is malfunctioning or not delivering the expected flow rate, it can severely impact firefighting efforts and efficiency in suppressing fires.

Testing for flow rates ensures that nozzles are capable of meeting operational requirements and that any necessary maintenance or repairs can be identified and addressed promptly. This practice also helps in maintaining overall safety standards and the reliability of firefighting equipment.

In contrast, the other options do not align with the intent of the NFPA 1962 standard. For instance, nozzles indeed require regular maintenance and inspections, rather than being assumed maintenance-free. Additionally, while certain nozzles may be designed for compatibility with specific types of hoses, this is not a universal requirement as mentioned in the standard. Lastly, the notion of replacing nozzles every two