5 Pack 1/4 Brass Compression Nut, Use these 1/4 brass compression nuts with copper, aluminum, and thermoplastic tubing. Not recommended for steel
Proline Series 5/16-in x 1/4-in Compression Reducing Union Fitting
3/4 Compression Nut Hex Shape 1 Thread Size Brass Compression
LTWFITTING Brass 5/16-Inch OD x 1/4-Inch Female NPT Compression
5 Pack 1/4 Brass Compression Nut, Use these 1/4 brass compression nuts with copper, aluminum, and thermoplastic tubing. Not recommended for steel
5 Pack 1/4 Compression Nut Hex Shape 7/16-24 Thread Size Solid Brass Fitting
LTWFITTING 5/16 in. Brass Compression Nut Fittings (25-Pack
ANDERSON METALS - Compression Tube Nut: 7/16-24″ Thread, NPT
Pipe Fittings & Accessories – Page 3 – compressor-source
1/4 Compression Nut Hex Shape 7/16-24 Thread Size Solid Brass Fittin – compressor-source
Midland 18-035 Brass Compression Nut, 1/4 Size, 7/16-24 Thread
LTWFITTING 5/16 in. O.D. x 1/4 in. MIP Brass Compression 90
LTWFITTING 5/16 in. O.D. x 1/4 in. MIP Brass Compression 90-Degree