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.
Knobs, including Calibrated Knobs; Dials, Scale.
Possible NAICS Codes
332119 – Metal Crown, Closure, and Other Metal Stamping (except Automotive)
327999 – All Other Miscellaneous Nonmetallic Mineral Product Manufacturing
336413 – Other Aircraft Parts and Auxiliary Equipment Manufacturing
332722 – Bolt, Nut, Screw, Rivet, and Washer Manufacturing
333999 – All Other Miscellaneous General Purpose Machinery Manufacturing
332510 – Hardware Manufacturing
336411 – Aircraft Manufacturing
333314 – Optical Instrument and Lens Manufacturing
488190 – Other Support Activities for Air Transportation
334290 – Other Communications Equipment Manufacturing