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.
Culvert Pipes; Culvert Pipe Connector Bands; Metallic Pipes; Plastic Pipes; Tubes and Rigid Tubing and their assemblies.
Air Conditioning-Heating Pipes (FSC 4520); Asbestos and Cement, Bituminized Fiber, Clay and Concrete Pipes (FSC 5630); Conduit Pipes and their assemblies (FSC 5975); Downspout Pipes (FSC 5670); Exhaust Pipes (FSC 1560, 2990, and 4520); Fire Extinguishing Systems Pipes and Tubes and their assemblies (FSC 4210); Flexible Tubing (FSC 4720; Glass Tubing (FSC 6640, and 9340); Laboratory Tubes (FSC 6640); Medical and Surgical Tubes (FSC 6515).
Possible NAICS Codes
331210 – Iron and Steel Pipe and Tube Manufacturing from Purchased Steel
336413 – Other Aircraft Parts and Auxiliary Equipment Manufacturing
331420 – Copper Rolling, Drawing, Extruding, and Alloying
332996 – Fabricated Pipe and Pipe Fitting Manufacturing
488190 – Other Support Activities for Air Transportation
326122 – Plastics Pipe and Pipe Fitting Manufacturing
331110 – Iron and Steel Mills and Ferroalloy Manufacturing
332919 – Other Metal Valve and Pipe Fitting Manufacturing
336411 – Aircraft Manufacturing
423510 – Metal Service Centers and Other Metal Merchant Wholesalers