5/16-24 to 3/16 compression fitting with nut and ferrule.

Idex Super Flangeless™ Nut, Standard Knurl, Black PEEK, 3/16 OD Tubing, 5/16-24 Flat Bottom; 10/PK from Cole-Parmer

Hilitchi 3Sizes Tube OD 3/16 1/4 5/16 Brass Compression Sleeves Ferrules Compression Fitting Kit (SAE, 180Pcs) : Industrial & Scientific

5/16-24 to 3/16 compression fitting with nut and ferrule.Warranty

Nitrous Express 5/16-24 To 3/16 Compression Fitting

No flaring tool required for assembly. Sleeve for a tube compression fitting. It is packed in plastic box to avoid product damage. This Joywayus

Joywayus 5/16 Tube OD Brass Ferrule Fittings Compression Sleeves Brass Compression Fitting(Pack of 100)

Brass Swagelok Tube Fitting, Male Connector, 12 mm Tube OD x 3/8 in. Male ISO Parallel Thread, Straight Shoulder, Male Connectors, Tube Fittings and Adapters, Fittings, All Products

Hilitchi 3Sizes Tube OD 3/16 1/4 5/16 Brass Compression Sleeves Ferrules Compression Fitting Kit (SAE, 180Pcs) : Industrial & Scientific

69X5 by Danfoss, Compression Fitting, Male Connector 90° Elbow

Uxcell 5/16 8mm Tube OD Brass Compression Sleeves Ferrules 40 Pcs Brass Ferrule Fittings Compression Fitting Kit

7040: 5/16 OD Tube Compression to 3/8 Barb — Fittings, Inc.

5/16 Brass Compression Nut, Use this 5/16 brass compression nut with copper, aluminum, and thermoplastic tubing. Not recommended for steel tubing.

5/16 Compression Nut Hex Shape 1/2-24 Thread Size Solid Brass Fitting New