Notes
This class includes nets and booms for harbor defense only.

Possible NAICS Codes
314994 – Rope, Cordage, Twine, Tire Cord, and Tire Fabric Mills
314999 – All Other Miscellaneous Textile Product Mills
325998 – All Other Miscellaneous Chemical Product and Preparation Manufacturing
326199 – All Other Plastics Product Manufacturing
332312 – Fabricated Structural Metal Manufacturing
332994 – Small Arms, Ordnance, and Ordnance Accessories Manufacturing
332999 – All Other Miscellaneous Fabricated Metal Product Manufacturing
334290 – Other Communications Equipment Manufacturing
336611 – Ship Building and Repairing
513199 – All Other Publishers