Bushing Type: Hex Reducing threaded per ASME B1.20.1, Material: Cast 304 Stainless Steel conforms to ASTM A351, Class: 150, Nominal Pipe Sizes: 4 x 1 inch NPT, Length A: 2.01 inch, Width B: 4.74 inch, Hex Placement: Out, Approx Weight: 2.34 LBS
Click here for a downloadable and printable specification sheet on class 150 304 stainless steel hex head reduction bushings