npt fittings 1 2 to 3 8 best sellers

#1 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

#2 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

#3 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

#4 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

#5 🔥 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

#6 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

#7 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

#8 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

#9 304 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

#10 🔥 3/8" Flare to 1/4" NPT Hooshing 3/8" Flare to 1/4" NPT Male Brass Flare Tube Pipe Fitting Coupler Union Propane Gas Fitting Connector, 2 Pack

$7.99 on Amazon

#11 🔥 🆕 2PCS Forging of 304 Stainless TAISHER 2PCS Forging of 304 Stainless Steel 90 Degree Elbow Tube Flare Fittings, 1/2" Male Flare x 3/8" NPT Male, Half Union

$17.99 on Amazon

#12 2 Pcs Brass Bushing 3/8" Gadoutcover 2 Pcs Brass Bushing 3/8" Male to 1/4" Female, 3/8" to 1/4" NPT Adapter Hex Brass Reducing Pipe Adapter Fitting Pipe Hose Tube Adapter Convert

$7.55 on Amazon

#13 🔥 🆕 1" Male to 3/8" Female POTONZ 1" Male to 3/8" Female NPT Threaded Reducer Hex Bushing 304 Stainless Steel Reducing Adapter Pipe Fitting With Teflon Plumbers Tape(Pack of 2)

$9.85 on Amazon

#14 304 Stainless Steel Male TAILONZ PNEUMATIC 304 Stainless Steel Male Elbow - 3/8 Inch Tube OD x 1/4 Inch NPT Thread 90 Push to Connect Tube Fitting PL-3/8-N2 (Pack of 2)

$14.99 on Amazon

#15 Female Straight 1/4 Inch TAILONZ PNEUMATIC Female Straight 1/4 Inch Tube OD x 3/8 Inch NPT Thread Push to Connect Fittings PCF-1/4-N3(Pack of 2)

$7.99 on Amazon

#16 Stainless Steel NPT Reducer Beduan Stainless Steel NPT Reducer Adapter 1/2 Female to 3/8 Male Threaded Reducing Pipe Fittings Adaptor(Pack of 2)

$14.99 on Amazon

#17 Stainless Steel Reducer Beduan Stainless Steel Reducer Hex Bushing 1/2" Male NPT to 3/8" Female NPT Reducing Cast Pipe Adapter Fitting for Air Water Gas Fuel(Pack of 5)

$16.49 on Amazon

#18 2 Pack 3/8'' Female NPT SUNGATOR 2 Pack 3/8'' Female NPT Industrial Air Hose Fitting, Brass 3/8'' FNPT to 1/4'' Flow Hole Air Couplers, M-Style Pneumatic Air Fittings, 3/8 Inch Quick Connect Air Couplers

$9.99 on Amazon

#19 Brass 1/2” x 3/8” NPT DRINSALYS Brass 1/2” x 3/8” NPT Male Threaded Reducing Nipple Pipe Fitting Adapter, Heavy Duty Brass Hex Nipple Reducer Straight Connector, Reduce Pipe Adapter (2pcs,1/2”-3/8”)

$8.90 on Amazon

#20 5 Pcs Hose Barb Fittings JoyTube 5 Pcs Hose Barb Fittings 3/8" Barb to 1/2" NPT Male Thread Brass Metals Adapter Connector with Hose Clamp

$15.99 on Amazon