Pipe Hanger; Type Extension Split Ring, Rod Tapped; Applicable Standard ASME B31.1, AA-1192A Type 12, MSS-SP-69 Type 12; Minimum Pipe Size 4"; Maximum Pipe Size 4"; Hanger Mounting Size 1/2" Diameter; Material Malleable Iron; Finish Black; Load Rating 480 Lb; Centerline Distance 3-1/5"; Application Commercial, Industrial, Pharmaceutical, Petrochemical, Hospital; Weight 1.16 Lb; Packaging Quantity 50 per Box; Warranty 1 Year Limited