This means that you'll be able to search for NAICS codes directly (if that's your jam). We'll do the math; let's make better data on public procurement together.
Depth Charge Inert Components
Inert Firing Mechanisms; Pistols without Detonators; Extenders.
Possible NAICS Codes
336413 – Other Aircraft Parts and Auxiliary Equipment Manufacturing
325920 – Explosives Manufacturing
335911 – Storage Battery Manufacturing
332999 – All Other Miscellaneous Fabricated Metal Product Manufacturing