This series is a topical regrouping of the separate industry categories.
Source: US. Bureau of the Census
US. Bureau of the Census, Value of Manufacturers' Total Inventories for Capital Goods: Nondefense Capital Goods Excluding Aircraft Industries [UNXATI], retrieved from FRED, Federal Reserve Bank of St. Louis https://research.stlouisfed.org/fred2/series/UNXATI/, July 31, 2015.