YOTOO Solid Brass Air Hose Fittings, Male and Female Couplings 3/8 inch x3/8 inch NPT with Storage Case, 10-Piece Packed…
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CENTRAL PNEUMATIC 1/4 In. x 3/8 In. Automotive Series Coupler and Plug Kit 4 Pc
3/8" x 1/4" Air Hose Automotive Coupler Fitting - Female NPT | The Fastener Company
1/4" Flow Standard Coupler-3/8"NPT Female (Industrial)
HOOTSUM 3/8'' Air Hose Quick Connect Fittings, High Flow 3PCS 3/8” Air Coupler and
3/8" x 3/8" Air Hose Automotive Plug Fitting - Female NPT | The Fastener Company
Rapid Air F0244 3/8" Push On Hose Fitting X 1/2" Female Swivel Npt
Primefit Extreme Performance 1/4 in. x 3/8 in. Brass Push-On Hose Barb Industrial M-Style 6-Ball Coupler (10-Pack) XIC1438PB6-B10-P - The Home Depot
Husky 3/8 in. Industrial Style Quick-Connector Kit (5-Piece) HDA71900AV - The Home Depot
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Reusable Hose Barb - 3/8" NPT X 3/8" ID - 5/8" OD hose - Air Hose FIttings | eBay
Coilhose Pneumatics 591 3/8" Male Pipe Thread x 3/8" Body Automotive Style Female Air Coupler
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Dixon Legris D.O.T. 3/8 in. OD Push-In Female Connector x 3/8 in. Female NPT - John M. Ellsworth Co. Inc.