![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) : Everything Else 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) : Everything Else](https://m.media-amazon.com/images/I/71I2Bm4ZrRL.jpg)
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) : Everything Else
![WYNNsky Industrial Air Coupler, 1/4 Inch Body Size, 3/8 Inch NPT Male Threads Size, Brass Air Compressor Hose Fitting - - Amazon.com WYNNsky Industrial Air Coupler, 1/4 Inch Body Size, 3/8 Inch NPT Male Threads Size, Brass Air Compressor Hose Fitting - - Amazon.com](https://m.media-amazon.com/images/I/61m+rMqS72L.jpg)
WYNNsky Industrial Air Coupler, 1/4 Inch Body Size, 3/8 Inch NPT Male Threads Size, Brass Air Compressor Hose Fitting - - Amazon.com
![WYNNsky Industrial Air Coupler and Plug Kit, 3/8 Inch High Flow Body Size, 1 /4 Inch NPT Threads Size, Steel Material, 9 Pieces Air Compressor Hose Accessories Fittings - - Amazon.com WYNNsky Industrial Air Coupler and Plug Kit, 3/8 Inch High Flow Body Size, 1 /4 Inch NPT Threads Size, Steel Material, 9 Pieces Air Compressor Hose Accessories Fittings - - Amazon.com](https://m.media-amazon.com/images/I/41X6226RDLL._AC_.jpg)
WYNNsky Industrial Air Coupler and Plug Kit, 3/8 Inch High Flow Body Size, 1 /4 Inch NPT Threads Size, Steel Material, 9 Pieces Air Compressor Hose Accessories Fittings - - Amazon.com
![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/71KPTVQ1igL._AC_UF894,1000_QL80_.jpg)
WYNNsky Industrial Air Coupler, 1/4 Inch Body Size, 3/8 Inch FNPT Threads Size, Brass Air Compressor Accessories Fitting - - Amazon.com
![Air Hose for Pneumatic Tools 1/4 in. Male x 3/8 in. Female Brass Pipe Reducer Coupler Connector Fitting 150 PSI Maximum 1/4 in 18 NPT Home Garage or Professional Shop: Amazon.com: Industrial & Scientific Air Hose for Pneumatic Tools 1/4 in. Male x 3/8 in. Female Brass Pipe Reducer Coupler Connector Fitting 150 PSI Maximum 1/4 in 18 NPT Home Garage or Professional Shop: Amazon.com: Industrial & Scientific](https://m.media-amazon.com/images/I/61OkU71ZVGL.jpg)
Air Hose for Pneumatic Tools 1/4 in. Male x 3/8 in. Female Brass Pipe Reducer Coupler Connector Fitting 150 PSI Maximum 1/4 in 18 NPT Home Garage or Professional Shop: Amazon.com: Industrial & Scientific
![1/8 1/4 3/8 1/2 3/4" NPT Male to 1/4 inch Pipe Test Fitting Air Compressor Adapter Test Fitting (non potable water, air only) Aluminum - ICT Billet 1/8 1/4 3/8 1/2 3/4" NPT Male to 1/4 inch Pipe Test Fitting Air Compressor Adapter Test Fitting (non potable water, air only) Aluminum - ICT Billet](https://www.ictbillet.com/media/catalog/product/cache/cb24b23da1c57ff087889a83f17d1002/5/5/551956-npt-kit_1_.jpg)
1/8 1/4 3/8 1/2 3/4" NPT Male to 1/4 inch Pipe Test Fitting Air Compressor Adapter Test Fitting (non potable water, air only) Aluminum - ICT Billet
![Dixon Air Chief Industrial Steel Male Threaded Plug 1/4 in. Male NPT x 3/8 in. Body - John M. Ellsworth Co. Inc. Dixon Air Chief Industrial Steel Male Threaded Plug 1/4 in. Male NPT x 3/8 in. Body - John M. Ellsworth Co. Inc.](https://cdn11.bigcommerce.com/s-rsvmdxl/images/stencil/300x300/products/37891/67666/male__07813.1523970773.jpg?c=2)
Dixon Air Chief Industrial Steel Male Threaded Plug 1/4 in. Male NPT x 3/8 in. Body - John M. Ellsworth Co. Inc.
![6AN to 1/4 inch Pipe Test Fitting Air Compressor Adapter Test Fitting (non potable water, air only) Aluminum - ICT Billet 6AN to 1/4 inch Pipe Test Fitting Air Compressor Adapter Test Fitting (non potable water, air only) Aluminum - ICT Billet](https://www.ictbillet.com/media/catalog/product/cache/cb24b23da1c57ff087889a83f17d1002/n/p/npt_thread_size_guide_4_29.jpg)
6AN to 1/4 inch Pipe Test Fitting Air Compressor Adapter Test Fitting (non potable water, air only) Aluminum - ICT Billet
![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 :
![L type pneumatic push in fitting M5 M6 1/8 1/4 3/8 BSP/NPT thread elbow 5/32 inch pu tube air hose connector 90 degreepipe joint|fitting pieces| fitting elbowfitting brass - AliExpress L type pneumatic push in fitting M5 M6 1/8 1/4 3/8 BSP/NPT thread elbow 5/32 inch pu tube air hose connector 90 degreepipe joint|fitting pieces| fitting elbowfitting brass - AliExpress](https://ae01.alicdn.com/kf/HTB1WyGOaozrK1RjSspmq6AOdFXaW/L-type-pneumatic-push-in-fitting-M5-M6-1-8-1-4-3-8-BSP-NPT.jpg_Q90.jpg_.webp)
L type pneumatic push in fitting M5 M6 1/8 1/4 3/8 BSP/NPT thread elbow 5/32 inch pu tube air hose connector 90 degreepipe joint|fitting pieces| fitting elbowfitting brass - AliExpress
![Air Line Hose Compressor Fitting Connector Quick Release Set 1/4 inch 3/8 BSP 1 5056133317312 | eBay Air Line Hose Compressor Fitting Connector Quick Release Set 1/4 inch 3/8 BSP 1 5056133317312 | eBay](https://i.ebayimg.com/images/g/6OcAAOSwcWRhaTV~/s-l1600.jpg)
Air Line Hose Compressor Fitting Connector Quick Release Set 1/4 inch 3/8 BSP 1 5056133317312 | eBay
![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
![2pcs Air Pneumatic 1/4" 3/8" 1/2" Thread Size Pm 20 Pm 30 Pm 40 Male Connector Quick Coupling Adapter Pipe Fittings - 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 - 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_Q90.jpg_.webp)
2pcs Air Pneumatic 1/4" 3/8" 1/2" Thread Size Pm 20 Pm 30 Pm 40 Male Connector Quick Coupling Adapter Pipe Fittings - Pipe Fittings - AliExpress
![Milton-industries s-653 | Hose Fitting Adapter, 3/8 Inch FNPT x 1/4 Inch, Pack of 10 | Raptor Supplies Worldwide Milton-industries s-653 | Hose Fitting Adapter, 3/8 Inch FNPT x 1/4 Inch, Pack of 10 | Raptor Supplies Worldwide](https://cdn.raptorsupplies.com/pub/media/catalog/product/milton-industries-653-2.jpg)
Milton-industries s-653 | Hose Fitting Adapter, 3/8 Inch FNPT x 1/4 Inch, Pack of 10 | Raptor Supplies Worldwide
![3/8 Inch Auto Standard Female 1/4 Inch Npt Air Coupler | 3/8" Air Couplers | Air Couplers | Air Hose & Accessories | Shop Supplies and Safety | Wurth USA 3/8 Inch Auto Standard Female 1/4 Inch Npt Air Coupler | 3/8" Air Couplers | Air Couplers | Air Hose & Accessories | Shop Supplies and Safety | Wurth USA](https://www.wurthusa.com/medias/sys_master/images/images/h02/h90/8798437113886/169962114.jpg)