![Midanya 1/4-Inch Female Pipe x 3/8-Inch Male Brass Pipe Fitting Reducer Adapter Air Hose Adapter Metal Pipe Adapter, 2 Pieces (1 Pair) - Amazon.com Midanya 1/4-Inch Female Pipe x 3/8-Inch Male Brass Pipe Fitting Reducer Adapter Air Hose Adapter Metal Pipe Adapter, 2 Pieces (1 Pair) - Amazon.com](https://m.media-amazon.com/images/I/71I2Bm4ZrRL.jpg)
Midanya 1/4-Inch Female Pipe x 3/8-Inch Male Brass Pipe Fitting Reducer Adapter Air Hose Adapter Metal Pipe Adapter, 2 Pieces (1 Pair) - Amazon.com
![JOROY Brass Air Coupler, 1/4 Inch Body Size, 3/8 Inch NPT Female Threads Size, Industrial M-Type, 1 Piece Air Compressor Hose Fitting - Amazon.com JOROY Brass Air Coupler, 1/4 Inch Body Size, 3/8 Inch NPT Female Threads Size, Industrial M-Type, 1 Piece Air Compressor Hose Fitting - Amazon.com](https://m.media-amazon.com/images/I/61hDHEcyLAL._AC_UF894,1000_QL80_.jpg)
JOROY Brass Air Coupler, 1/4 Inch Body Size, 3/8 Inch NPT Female Threads Size, Industrial M-Type, 1 Piece Air Compressor Hose Fitting - Amazon.com
![L type pneumatic push in fitting 1/8 1/4 3/8 1/2 BSP NPT thread elbow 1/2 inch pu tube air hose connector 90 degreepipe joint - AliExpress L type pneumatic push in fitting 1/8 1/4 3/8 1/2 BSP NPT thread elbow 1/2 inch pu tube air hose connector 90 degreepipe joint - AliExpress](https://ae01.alicdn.com/kf/HTB1K4e4asnrK1RjSspkq6yuvXXa9.jpg_640x640Q90.jpg_.webp)
L type pneumatic push in fitting 1/8 1/4 3/8 1/2 BSP NPT thread elbow 1/2 inch pu tube air hose connector 90 degreepipe joint - AliExpress
![Amazon.com: Brass 3/8" Barb X 1/4" NPT Male End Air Hose Pipe Fitting Threaded Connector Adapter, Pack of 5 : Industrial & Scientific Amazon.com: Brass 3/8" Barb X 1/4" NPT Male End Air Hose Pipe Fitting Threaded Connector Adapter, Pack of 5 : Industrial & Scientific](https://m.media-amazon.com/images/I/615ioaTgZNL.jpg)
Amazon.com: Brass 3/8" Barb X 1/4" NPT Male End Air Hose Pipe Fitting Threaded Connector Adapter, Pack of 5 : Industrial & Scientific
![WYNNsky Industrial Air Coupler, 1/4 Inch Body Size, 3/8 Inch FNPT Threads Size, Brass Air Compressor Accessories Fitting - Amazon.com WYNNsky Industrial Air Coupler, 1/4 Inch Body Size, 3/8 Inch FNPT Threads Size, Brass Air Compressor Accessories Fitting - Amazon.com](https://m.media-amazon.com/images/I/616LZsTBAZL.jpg)
WYNNsky Industrial Air Coupler, 1/4 Inch Body Size, 3/8 Inch FNPT Threads Size, Brass Air Compressor Accessories Fitting - Amazon.com
![Amazon.com: 3/8 NPT Air Lines Fittings 1/4 OD Tubing Push Connect Air Fittings Quick Connect Tube Fittings Push in Connectors Fittings Air Hose Fittings Pneumatic Fittings Push Lock Fittings PCF 5Packs : Amazon.com: 3/8 NPT Air Lines Fittings 1/4 OD Tubing Push Connect Air Fittings Quick Connect Tube Fittings Push in Connectors Fittings Air Hose Fittings Pneumatic Fittings Push Lock Fittings PCF 5Packs :](https://m.media-amazon.com/images/I/5105j2s6jTL._AC_UF894,1000_QL80_.jpg)
Amazon.com: 3/8 NPT Air Lines Fittings 1/4 OD Tubing Push Connect Air Fittings Quick Connect Tube Fittings Push in Connectors Fittings Air Hose Fittings Pneumatic Fittings Push Lock Fittings PCF 5Packs :
![Coilhose Pneumatics - Pneumatic Hose Coupling: 3/8″ Thread, 1/4″ Body Dia, ARO Interchange - 79800041 - MSC Industrial Supply Coilhose Pneumatics - Pneumatic Hose Coupling: 3/8″ Thread, 1/4″ Body Dia, ARO Interchange - 79800041 - MSC Industrial Supply](https://cdn.mscdirect.com/global/images/ProductImages/7980004-21.jpg)
Coilhose Pneumatics - Pneumatic Hose Coupling: 3/8″ Thread, 1/4″ Body Dia, ARO Interchange - 79800041 - MSC Industrial Supply
![2PCS Air Pneumatic 1/4" 3/8" 1/2" Thread size PM 20 PM 30 PM 40 Male connector Quick Coupling Adapter Pipe Fittings - AliExpress 2PCS Air Pneumatic 1/4" 3/8" 1/2" Thread size PM 20 PM 30 PM 40 Male connector Quick Coupling Adapter Pipe Fittings - AliExpress](https://ae01.alicdn.com/kf/HTB1LDduCkOWBuNjSsppq6xPgpXas/2PCS-Air-Pneumatic-1-4-3-8-1-2-Thread-size-PM-20-PM-30-PM.jpg)
2PCS Air Pneumatic 1/4" 3/8" 1/2" Thread size PM 20 PM 30 PM 40 Male connector Quick Coupling Adapter Pipe Fittings - AliExpress
![Dixon Reusable Fitting 3/8 in. ID x 5/8 in. OD Hose x 1/4 in. Male NPTF - John M. Ellsworth Co. Inc. Dixon Reusable Fitting 3/8 in. ID x 5/8 in. OD Hose x 1/4 in. Male NPTF - John M. Ellsworth Co. Inc.](https://cdn11.bigcommerce.com/s-rsvmdxl/products/35789/images/34707/18-8091-Product_Primary_Image__53909.1497106391.500.750.jpg?c=2)
Dixon Reusable Fitting 3/8 in. ID x 5/8 in. OD Hose x 1/4 in. Male NPTF - John M. Ellsworth Co. Inc.
![Amazon.com: Brass 3/8" Barb X 1/4" NPT Male End Air Hose Pipe Fitting Threaded Connector Adapter, Pack of 12 : Industrial & Scientific Amazon.com: Brass 3/8" Barb X 1/4" NPT Male End Air Hose Pipe Fitting Threaded Connector Adapter, Pack of 12 : Industrial & Scientific](https://m.media-amazon.com/images/I/61ElLIktZ4L._AC_UF894,1000_QL80_.jpg)
Amazon.com: Brass 3/8" Barb X 1/4" NPT Male End Air Hose Pipe Fitting Threaded Connector Adapter, Pack of 12 : Industrial & Scientific
![Husky 5-Piece 1/4 in. NPT x 3/8 in. Automotive-Style Quick-Connector Coupler Kit HKATA091002 - The Home Depot Husky 5-Piece 1/4 in. NPT x 3/8 in. Automotive-Style Quick-Connector Coupler Kit HKATA091002 - The Home Depot](https://images.thdstatic.com/productImages/5b9c23fa-4654-458d-ac2f-dcdbab6d4d82/svn/husky-air-tool-fittings-hkata091002-64_600.jpg)