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Parker Hannifin 1/4" Tube ID, 1/4-18 Thread, Metal Barbed Male Tube Connector Brass, 3/8" Tube OD 28-6-4 - 01795624 - Penn Tool Co., Inc
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Parker - Compression Tube Male Elbow: 3/8-18″ Thread, O-Ring Face Seal/NPTF - 72519093 - MSC Industrial Supply
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SAE Male 5/8"-18 UNF Fit Tube OD 3/8" - 1/4" NPT Male Brass SAE 45 Degree Pipe Fitting Connectors 1000PSI - AliExpress
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Brennan Industries 6401-06-04-O Steel Straight Tube Fitting, 9/16"-18 SAE ORB x 1/4"-18 NPTF Thread, 3/8" Male O-Ring Boss x 3/8" Male NPTF: Threaded Tube Fittings: Amazon.com: Industrial & Scientific
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PARKER 3175 56 18 LEGRIS Male connector push to connect tube to male NPT Tube fitting connector 3/8 thread 1/4 o.d. (sold in lot of 10) – Lighting Images Technology
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Parker Hannifin 3/8" Tube OD x 1/4-18 NPT Stainless Steel Compression Tube Male Connector Comp x MNPT Ends, -425 to 1,200°F, 5/8" Hex 6MSC4N-316 - 32151920 - Penn Tool Co., Inc
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69NAB128VS Dixon Brass Air Brake Fitting - Male Elbow - 3/4" Tube OD - 1/2" Pipe Thread - 1"-18 Straight Thread (Pack of 5) — HoseWarehouse
![5/8" Tube O.D. x 3/8-18 MPT, D.O.T. Air Brake Quick Connect 45 Degree Q-CAB Connection to Male Pipe - Hi-Line Inc. 5/8" Tube O.D. x 3/8-18 MPT, D.O.T. Air Brake Quick Connect 45 Degree Q-CAB Connection to Male Pipe - Hi-Line Inc.](https://cdn11.bigcommerce.com/s-scmrv6kkrz/images/stencil/1280x1280/products/185225/158431/5-8-tube-od-x-3-8-18-mpt-dot-air-brake-quick-connect-45-q-cab-connection-to-male-pipe-217-38610-03__85793.1568390138.jpg?c=2)
5/8" Tube O.D. x 3/8-18 MPT, D.O.T. Air Brake Quick Connect 45 Degree Q-CAB Connection to Male Pipe - Hi-Line Inc.
![2403-6-6 3/8 (9/16-18) Male JIC X 3/8 (9/16-18) Male JIC TUBE UNION | 2403-6-6 3/8 (9/16-18) Male JIC X 3/8 (9/16-18) Male JIC TUBE UNION | Epco Sales 2403-6-6 3/8 (9/16-18) Male JIC X 3/8 (9/16-18) Male JIC TUBE UNION | 2403-6-6 3/8 (9/16-18) Male JIC X 3/8 (9/16-18) Male JIC TUBE UNION | Epco Sales](https://www.epco-sales.com/includes/work/image_cache/webp/92798e9027ae44448a1a55b6f0b3eee0.thumb.webp)
2403-6-6 3/8 (9/16-18) Male JIC X 3/8 (9/16-18) Male JIC TUBE UNION | 2403-6-6 3/8 (9/16-18) Male JIC X 3/8 (9/16-18) Male JIC TUBE UNION | Epco Sales
![SS-810-1-6ST Swagelok Tube Fitting, Male Connector, 1/2 in. Tube OD x 9/16-18 Male SAE/MS Straight Thread SS-810-1-6ST Swagelok Tube Fitting, Male Connector, 1/2 in. Tube OD x 9/16-18 Male SAE/MS Straight Thread](https://surplusvalvesfittings.com/wp-content/uploads/2016/09/SS-810-1-6ST.jpg)