Tube End Reducer, Application Gases, Liquids, Fitting Side A Connection Type Compression, Fitting Side B Connection Type Compression, Fitting Material Stainless Steel, Fitting Side A Tube Outer Diameter 1/2 in, Fitting Side B Tube Outer Diameter 1/4 in, Material Grade 316, Maximum Operating Temperature 649 Degrees C, Overall Length 1 13/16 in, Specific Fitting Shape Straight Adapter, Compatible Fitting Brands A-LOK, Thread Size A 3/4-20, Thread Size B 7/16-20, System of Measurement Imperial Hex Size: 9/16 in;Tube Size: 1/4 in x 1/2 in;Thread Size A: 3/4-20;Overall Length: 1 13/16 in;Thread Size B: 7/16-20;Fitting Side A Tube Outer Diameter: 1/2 in;Fitting Side B Tube Outer Diameter: 1/4 in;Threading Size: 3/4-20 x 7/16-20;For Tube Outside Diameter: 1/2 in, 1/4 in;Length: 1.82"; Fitting Connection Type: A-LOK(R) x Tube Stub;Basic Pipe Fitting Shape: Reducer;Standards: ASME SA-213, ASTM A213, ASTM A249, ASTM A269, MIL-T-8504, MIL-T-8506;Specific Pipe Fitting Shape: Reducer;Temp. Range: -425 Degreesto 1200 Degrees F;Tube Fitting Material: 316 Stainless Steel;Basic Pipe Fitting Material: Metal;Specific Fitting Shape: Straight Adapter;Pipe Fitting Connection Type: A-LOK(R) x Tube Stub;Item: Tube End Reducer;Compatible Fitting Brands: A-LOK;Resistance Properties: Corrosion-Resistant, Gall-Resistant;Application: Gases, Liquids;Fitting Side A Connection Type: Compression;