38COUP-10 3/8" Black Pipe Couplings Steel Pipe Fitting | National Fire Supply
3/8" NPT Coupling Pipe Fitting Black Iron | K.L. Jack
Supply Giant 3/8 Inch Black Pipe, Threaded Three Eight Inch Malleable Steel Pipes Fitting Build DIY Vintage Furniture, 3/8" x 18" (Pack Of 5) - Amazon.com
3/8 in. Black 5-way Fitting — PIPE DECOR
Supply Giant 3/8 Inch Black Pipe, Threaded Three Eight Inch Malleable Steel Pipes Fitting Build DIY Vintage Furniture, 3/8" x 24" (Pack Of 5) - Amazon.com
Order a 3/8" Black Iron Merchant Coupling | Discount Prices
Tee, 2 in For Pipe Size, Structural Pipe Fitting - 30LX03|30LX03 - Grainger
EFIELD 1/2" FIP Iron Pipe x 3/8" Compression Chrome 1/4-Turn Straight — EFIELD PEX
3/8 INCH NPT SCHEDULE 40 STEEL NIPPLE - FASTFITTINGS.COM
Supply Giant 3848PBLK Black Steel Pipe, Schedule 40 Threaded Fitting, 3/8 In. x 48 In. - Walmart.com
38UNION-5 3/8" Union Pipe Fittings | National Fire Supply