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.
Guns, 75 mm through 125 mm
Breech Mechanisms; Mounts; Rammers.
Possible NAICS Codes
332994 – Small Arms, Ordnance, and Ordnance Accessories Manufacturing
332710 – Machine Shops
332111 – Iron and Steel Forging
339993 – Fastener, Button, Needle, and Pin Manufacturing
336992 – Military Armored Vehicle, Tank, and Tank Component Manufacturing
423510 – Metal Service Centers and Other Metal Merchant Wholesalers
333515 – Cutting Tool and Machine Tool Accessory Manufacturing
331512 – Steel Investment Foundries
334419 – Other Electronic Component Manufacturing
321920 – Wood Container and Pallet Manufacturing