Rotary Union Fitting Material Brass Internal Fitting Material Stainless Steel Fitting Material Finish Nickel-Plated Internal Fitting Material Grade 304 Fitting Type Elbow Flow Direction Single-Flow Maximum Operating Temperature 250 Degrees F Maximum Speed 30 RPM Minimum Operating Temperature Not Applicable Number of Passages 1 Overall Length 1.77 in Pipe Size Not Applicable Rotating Shaft Connection Type NPTM Rotating Shaft Thread Size 3/8 in Seal Material Nitrile Rubber