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.
Other Quality Control, Testing and Inspection Services: Rope, Cable, Chain, and Fittings
Possible NAICS Codes
541380 – Testing Laboratories
238220 – Plumbing, Heating, and Air-Conditioning Contractors
561790 – Other Services to Buildings and Dwellings
515210 – Cable and Other Subscription Programming
314994 – Rope, Cordage, Twine, Tire Cord, and Tire Fabric Mills