npt fittings 3 8 best sellers

#1 6AN Male Flare to 3/8" EVIL ENERGY 6AN Male Flare to 3/8" NPT Pipe Fitting Adapter Aluminum Straight Black 2PCS

$12.99 on Amazon

#2 3/8'' NPT Brass Hose SUNGATOR 3/8'' NPT Brass Hose Barb Fittings, 3/8'' NPT Male Thread to 3/8 Inch Barbed Air Hose Fittings, 3/8 Inch Brass Air Line Repair Connectors for Compressor, Fuel, Oil (2-Pack)

$4.99 on Amazon

#3 12 Pack 1/4" NPT to 3/8" SUNGATOR 12-Pack 1/4" NPT to 3/8" Hose Barb Fittings, Brass Air Hose Fittings, 3/8" Barb to 1/4" NPT Male Thread Adapter, Brass Air Line Repair Connector Kit for Compressor, Gas, Auto Shop

$12.99 on Amazon

#4 6AN to 3/8" NPT Male EVIL ENERGY 6AN to 3/8" NPT Male 90 Degree Fitting Adapter Aluminum

$10.94 on Amazon

#5 Stainless Steel 3/8" Beduan Stainless Steel 3/8" Hose Barb to 3/8" Male NPT Home Brew Fitting Water Fuel Air (Pack of 2)

$10.99 on Amazon

#6 2 Pack Brass Hose Fitting SANPAINT 2 Pack Brass Hose Fitting, Adapter, 3/8" Barb x 1/4" NPT Male Pipe

$5.99 on Amazon

#7 43 PCS Brass DOT Air CheeMuii 43 PCS Brass DOT Air Brake Line Fittings 1/4" 3/8" 1/2" Push to Connect Fittings Quick Connect & NPT Thread Tube Air Hose Fittings Repair Kit for Truck or Industrial Air System

$69.99 on Amazon

#8 3/8 Inch Female to 1/4 SUNGATOR 3/8 Inch Female to 1/4 Male Reducer, NPT Brass Pipe Fittings Adapters, 1/4" Male to 3/8" Female NPT Reducer Adapters, Brass Pipe Extension Connectors, Pack of 2

$7.99 on Amazon

#9 2pcs 90 Degree Elbow 2pcs 90 Degree Elbow 3/8" Hose Barb to 1/2" NPT Male Brass Barbed Fitting by CX WONDERLAND

$8.99 on Amazon

#10 🔥 2 Pack 3/8" Barb to 1/4" SUNGATOR 2-Pack 3/8" Barb to 1/4" NPT Air Hose Fittings, Brass Air Hose Repair Kit with Sealant, 3/8" Barb to 1/4" NPT Male Brass Fittings, Barbed Gas Line Repair Connectors with 2 Clamps

$5.99 on Amazon

#11 32 Pcs Brass DOT Air CheeMuii 32 Pcs Brass DOT Air Line Fittings With 50 FT 1/4" and 32.8 FT 3/8" DOT Air Lines Kit 3/8" 1/2" NPT Thread & Quick Connect Fittings for Semi Truck Trailer or Industrial Air System

$54.99 on Amazon

#12 MAACFLOW Stainless Steel MAACFLOW MAACFLOW Stainless Steel 1/4" Male NPT to 3/8" Hose ID Barb Barbed Hose Fitting Adaptor Connector (Pack of 2)

$8.97 on Amazon

#13 🔥 🆕 5PCS Brass Tube Fitting GASHER 5PCS Brass Tube Fitting Elbow Adapter 3/8 Inch Flare x 3/8 Inch NPT Male Pipe

$12.49 on Amazon

#14 Fuel Filter Water Separator CARMOCAR Fuel Filter Water Separator replacement for Marine Outboard Motor Mercury with 3/8" Barb x 1/4" NPT brass Fittings Replaces# S3213, S3214, 35-60494-1, S3213, 18-7932-1, 18-17928, 35-809097

$30.88 on Amazon

#15 🔥 304 Stainless Steel Compression Pysrych 304 Stainless Steel Compression Fitting 3/8" Tube OD x 3/8" NPT Male Coupler Straight Adapter Connect with Double Ferrules Pack of 2

$9.99 on Amazon

#16 2 PCS Brass Flare Tube Litorange 2 PCS Brass Flare Tube Fitting Coupling Gas Adapter 1/2" Flare X 3/8" Female NPT Pipe Connector

$9.99 on Amazon

#17 2 PCS Brass Flare Tube Litorange 2 PCS Brass Flare Tube Fitting Coupling Gas Adapter 3/8" Flare X 3/8" Female NPT Pipe Connector

$9.99 on Amazon

#18 304 Stainless Steel Compression Pysrych 304 Stainless Steel Compression Fitting 3/8" Tube OD x 1/4" NPT Male Coupler Straight Adapter Connect with Double Ferrules Pack of 2

$9.69 on Amazon

#19 🔥 6 Pack 3/8 Inch Hose SUNGATOR 6-Pack 3/8 Inch Hose Barb Fittings, Brass Air Hose Fittings, 3/8'' Male NPT Pipe Thread × 3/8'' Barb End Adapter, Brass Air Line Repair Kit for Compressor

$10.99 on Amazon

#20 3/8" Flare to 3/8" NPT Hooshing 3/8" Flare to 3/8" NPT Male Brass Tube Fitting Half-Union Propane Gas Fitting Adapter, 2 Pack

$7.99 on Amazon