Product Overview Bung Bushing is a Lincoln Industrial fitting or adapter identified by the supplied product data. Key source specifications include Thread Size: 2 in. NPT; Model 84538. Key Features Thread Size: 2 in. NPT Lincoln Bung Bushing Ideal For Choose this product if you need: Connections matching the listed 2 in. NPT thread Not Ideal For Not ideal for connections that do not match the listed thread size of 2 in. NPT. Product Details Review the product details below to confirm the thread size, model / mpn match your equipment or lubrication system. Shared Product Details Brand Lincoln Industrial Model / MPN 84538 Dimensions 2" (m) Description Pump bung bushing Thread Size 2 in. NPT Additional Product Information Bung bushing, low-level cut off and foot valves. Mounts series 25 or 40 pump to 2 in. oil drum opening.