National Stock Numbers (NSNs) are a vital tool for successful aerospace maintenance and repair operations, these 13-digit numbers serving to standardize various components and enable swift procurement without ambiguity. Though it is hard to pinpoint which NSN parts are truly the most purchased for aerospace operations, there are a diverse range of factors that can provide a general idea of what options are the most common, including usage frequency, replacement rates, and presence in critical systems, as well as trends from procurement reports and aviation supply chain databases. In no particular order, each of the following items in this blog could be considered some of the top NSN parts based on their essential structural or operational functions and the purchasing habits of Dash NSN customers.

The efficiency and reliability of aircraft engines is critical for flight, and one component that significantly influences performance for many is the fuel injection system. This sophisticated technology ensures that the right amount of fuel is delivered to an engine, enabling it to operate at its best under varying conditions. In this blog, we will delve into the intricacies of aircraft engine fuel injection systems, exploring their various types and the essential components that make them work.