2017 NAICS Definition

T = Canadian, Mexican, and United States industries are comparable.

339991 Gasket, Packing, and Sealing Device Manufacturing

This U.S. industry comprises establishments primarily engaged in manufacturing gaskets, packing, and sealing devices of all materials.

2007 NAICS		2012 NAICS		2017 NAICS		Corresponding Index Entries
339991		339991		339991		Coaxial mechanical face seals manufacturing
339991		339991		339991		Compression packings manufacturing
339991		339991		339991		Gasket, packing, and sealing devices manufacturing
339991		339991		339991		Gaskets manufacturing
339991		339991		339991		Grease seals manufacturing
339991		339991		339991		Molded packings and seals manufacturing
339991		339991		339991		Oil seals manufacturing
339991		339991		339991		Seals, grease or oil, manufacturing