ANCIMOON 3/4'' Straight Air Line Fittings, 3/4'' Tubing x 1/2'' Male NPT Threads Adapter Fittings, Brass-Nickel Plated, Seal Taped Needed, 1-PC For Garage Shop Compressed Air Piping System - Amazon.com
Amazon.com: TOPRING 20.146 Stainless Steel Quick-Connect Plug, 1/4 INDUSTRIAL Interchange Profile, 1/4(F) NPT for Pneumatic Air Compressor, Hose or Tool, Pack of 5, Series 20 : Everything Else
John Guest Acetal Copolymer Tube Fitting, Straight Adaptor, 1/2" Tube OD x 1/2" NPTF Male (Pack of 10): Push To Connect Tube Fittings: Amazon.com: Industrial & Scientific
Amazon.com: G Thread (Metric BSPP) Female to NPT Thread Male Pipe Fitting Adapter - Lead-Free Adapter (Two, 1/4 inch) : Industrial & Scientific
GASHER 2PCS Brass 3 Way Pipe Fitting Male Branch Tee T Adapter 1/4" NPT Female x 1/4" NPT Male x 1/4" NPT Female - Amazon.com
Amazon.com: G Thread (Metric BSPP) 3/4" Female to NPT Thread 3/4" Male Pipe Fitting Adapter - Lead-Free (3/4 inch) : Industrial & Scientific
Amazon.com: uxcell Compression Tube Fitting, 1/2 NPT Male x Ф3/8" Tube OD with Double Ferrules : Industrial & Scientific
Amazon.com: G Thread (Metric BSPP) Female to NPT Thread Male Pipe Fitting Adapter - Lead-Free (Four 3/4 inch) : Industrial & Scientific