Made of steel tubing. Merchant coupling are used often in low pressure piping situations like with water oil air or gas lines. They function by connecting straight pipe to straight pipe. No. 521-221HC: Fitting Size 1: 1/4 In. Fitting Size 2: 1/4 In. Connection Type 1: Female Connection Type 2: Female Material: Malleable Iron Reducing Fitting: No Fitting Type: Coupling Pkg Qty: 1 No. 521-222HC: Fitting Size 1: 3/8 In. Fitting Size 2: 3/8 In. Connection Type 1: Female Connection Type 2: Female Material: Malleable Iron Reducing Fitting: No Fitting Type: Coupling Pkg Qty: 1 No. 521-223HC: Fitting Size 1: 1/2 In. Fitting Size 2: 1/2 In. Connection Type 1: Female Connection Type 2: Female Material: Malleable Iron Reducing Fitting: No Fitting Type: Coupling Pkg Qty: 1 No. 521-224HC: Fitting Size 1: 3/4 In. Fitting Size 2: 3/4 In. Connection Type 1: Female Connection Type 2: Female Material: Malleable Iron Reducing Fitting: No Fitting Type: Coupling Pkg Qty: 1 No. 521-225HC: Fitting Size 1: 1 In. Fitting Size 2: 1 In. Connection Type 1: Female Connection Type 2: Female Material: Malleable Iron Reducing Fitting: No Fitting Type: Coupling Pkg Qty: 1 No. 521-226HC: Fitting Size 1: 1-1/4 In. Fitting Size 2: 1-1/4 In. Connection Type 1: Female Connection Type 2: Female Material: Malleable Iron Reducing Fitting: No Fitting Type: Coupling Pkg Qty: 1 No. 521-227HC: Fitting Size 1: 1-1/2 In. Fitting Size 2: 1-1/2 In. Connection Type 1: Female Connection Type 2: Female Material: Malleable Iron Reducing Fitting: No Fitting Type: Coupling Pkg Qty: 1 No. 521-228HC: Fitting Size 1: 2 In. Fitting Size 2: 2 In. Connection Type 1: Female Connection Type 2: Female Material: Malleable Iron Reducing Fitting: No Fitting Type: Coupling Pkg Qty: 1

Mueller/ B&K
Model No 521-225HC
UPC 032888363700

Connection Type 1 Female
Connection Type 2 Female
Fitting Size 1 1 In.
Fitting Size 2 1 In.

China