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Welded Tube Fittings Categories
Best Choice uxcell 
uxcell 5/16" Brass Flare Nut, 2pcs SAE 45 Degree Copper Flared Tube Fitting Brass Pipe Fitting for Air Conditioner Water Color: Gold; Material: Brass; Thread specification: 5/16" female flare ( 9/16"-18 UNF thread); Height: 16mm / 0.63 inch;Best Value SENRISE 
SENRISE Check Valve PVC Double Connector Solvent Welded Pipe Fittings for Metric Pressure Pipes (DN20 Φ25mm) ★ Made of high quality PVC-U which is reliable and durable in useuxcell 
uxcell 1/2" Brass Flare Nut, 2pcs SAE 45 Degree Copper Flare Tube Fitting Brass Pipe Fitting for Air Conditioner Copper Color: Gold; Material: Brass; Thread specification: 1/2" female flare ( 3/4"-16 UNF thread); Height: 20mm / 0.79 inch; Huxcell 
uxcell 1/4" Brass Flare Nut, 4Pcs 45 Degree SAE Union Tube Fitting Coupling Brass Pipe Fitting Sealing Cap Connector Ada Specification: Material: Brass; Thread Size: 1/4" Female Flare; Height: 15.7mm/ 0.618 Inch; Inner Diameter: 9.68mm/ 0.38eMagTech 
eMagTech 6PCS Brass Round Tube Seamless Straight Pipe Tubing 1mm 1.5mm 2mm 2.5mm 3mm 3.5mm Outer Diameter 0.2mm Thicknes Product size : Outer diameter 1mm 1.5mm 2mm 2.5mm 3mm 3.5mm; Wall thickness 0.2mm; Length 300mm.AcbbMNS 
AcbbMNS 20Pcs 6mm (1/4 inch) Straight Push to Connect Fittings, Quick Release Pneumatic Connector Air Line Fitting Plast 【Package Included】You will get 20pcs 6mm(1/4") Straight Union Connectors, fit for OD 1/4" tube. Suitable for PU / PA / PGeneric 
XYWHPGV Brass Refrigerant Adaptor, SAE 45 Degree 1/2 Inch Flare Male Thread, Tubing Fitting with Tube Welded, for Air Co [Specification] - Male Thread Size: 1/2 SAE; Tube Part Length: 69mm / 2.72 Inch; Tube Part OD: 12.7mm / 0.5 Inch; OveralGeneric XYWHPGV Brass Refrigerant Adaptor, SAE 45 Degree 1/4 Inch Flare Male Thread, Tubing Fitting with Tube Welded, for Air Co [Specification] - Male Thread Size: 1/4 SAE; Tube Part Length: 70mm / 2.76 Inch; Tube Part OD: 6.35mm / 0.25 Inch; OveraWvapzwr 10Pcs Straight Copper Coupling Fitting, 1/4 Inch Copper Pipe Welding Joint Connector, Rolled Tube Stop Pipe Fitting for Package & Size: 10pcs straight copper coupling fittings; Length: 16 mm/0.63 inch; Inner diameter: 6.35 mm/0.25 inch; ThiLOORGVEL LOORGVEL Heavy-Duty Welding Pipe Swivel Jack Mount Bracket for Rvs Boats Cargo Trailers Adjustable Trailer Jack Stand Pi Swivel base plate for smooth rotation: the swivel base plate enhances maneuverability, ideal for rv jack mounts and heavGeneric XYWHPGV Brass Refrigerant Adaptor, SAE 45 Degree 1/4 Inch Flare Male Thread, Tubing Fitting with Tube Welded, for Air Co [Specification] - Male Thread Size: 1/4 SAE; Tube Part Length: 70mm / 2.76 Inch; Tube Part OD: 6.35mm / 0.25 Inch; OveraAcbbMNS AcbbMNS 10Pcs 8mm (5/16 inch) Straight Push to Connect Fittings, Quick Release Pneumatic Connector Air Line Fitting Plas 【Package Included】You will get 10pcs 8mm(5/16") Straight Union Connectors, fit for OD 5/16" tube. Suitable for PU / PA /Generic XYWHPGV Brass Refrigerant Adaptor, SAE 45 Degree 5/8 Inch Flare Male Thread, Tubing Fitting with Tube Welded, for Air Co [Specification] - Male Thread Size: 5/8 SAE; Tube Part Length: 70mm / 2.76 Inch; Tube Part OD: 15.88mm / 0.63 Inch; OverGeneric XYWHPGV Brass Refrigerant Adaptor, SAE 45 Degree 3/4 Inch Flare Male Thread, Tu Fitting with Tube Welded, for Air Condit [Specification] - Male Thread Size: 3/4 SAE; Tube Part Length: 70mm / 2.76 Inch; Tube Part OD: 19.05mm / 0.75 Inch; OverGlarks Glarks 3/16 Brake Line Tubing Kit, Copper-Coated Steel Tube Roll and Fittings, Steel Tubing Coil Kit with 16Pcs Inverted ♛【What You Get】: In this kit, you will get 1 pack copper coated brake line tubing, 16pcs inverted tube nut fittings in 4AcbbMNS AcbbMNS 10Pcs 6mm (1/4 inch) Elbow Union Connectors Push to Connect Fitting, Plastic Air Line Pneumatic Fitting Quick Re 【Package Included】You will get 10pcs 6mm(1/4") Elbow Union Connectors, fit for OD 1/4" tube. Suitable for PU / PA / PE /sourcing map sourcing map Brass Pipe Fitting, 3/4 SAE Flare Male Thread, Tubing Adapter with Tube Welded, for Air Conditioner Refrige [Specification] - Male Thread Size: 3/4 SAE; Tube Part Length: 70mm / 2.76 Inch; Tube Part OD: 19.05mm / 0.75 Inch; OverAcbbMNS AcbbMNS 10Pcs T Shape Tee Pneumatic Connector, 12mm (1/2 inch) Push to Connect Fittings, Quick Release Air Line Fitting 【Package Included】You will get 10pcs 12mm(1/2") Tee Union Connectors, fit for OD 1/2" tube. Suitable for PU / PA / PE /uxcell uxcell 5pcs Push to Connect Fittings 8mm Tube OD x 1/2" NPT Thread Female Straight Pneumatic Tube Fittings PCF8-N04 Quic Size - Specification: 8mm Tube OD x 1/2" NPT Thread; Model: PCF8-N04; Type: Female Straight; Operating Pressure: 0 - 1MpLAZWDXE High Pressure Pipe Fittings Stainless Steel 316 90 Degree Tube Fitting Ferrule Welded 1/4 Elbows Reducer(06) High Pressure Pipe Fittings Stainless Steel 316 90 Degree Tube Fitting Ferrule Welded 1/4 Elbows ReducerAcbbMNS AcbbMNS 10Pcs 12mm (1/2 inch) Push to Connect Fittings, Elbow Pneumatic Connector Quick Release Air Line Fitting Plastic 【Package Included】You will get 10pcs 12mm(1/2") Elbow Union Connectors, fit for OD 1/2" tube. Suitable for PU / PA / PEAcbbMNS AcbbMNS 20Pcs 4mm (5/32 inch) Straight Push to Connect Fittings, Quick Release Pneumatic Connector Air Line Fitting Plas 【Package Included】You will get 20pcs 4mm(5/32") Straight Union Connectors, fit for OD 5/32" tube. Suitable for PU / PA /EMSea EMSea 5PCS 1/2" Female Pipe Tube Fittings Pipe Blanking Cap Stainless Steel Plug Pipe Stop End Connectors Cover for Capp The 1/2" female pipe fittings are made of stainless steel, corrosion resistant and durable.EMSea EMSea 24Pcs Pneumatic Push to Connect Fittings Pipe Joint Kit Reducer Adapter Applications: Used for air compression systems, vacuum systems, pneumatic systems.Push to connect fittings designed forCANIGHT CANIGHT 5pcs Garden Hoe Iron Ferrules Durable Handle Connector Sleeves for Replacement Welded Steel Tube Fittings for We AcbbMNS AcbbMNS 10Pcs 12mm (1/2 inch) Elbow Union Connectors Push to Connect Fitting, Plastic Air Line Pneumatic Fitting Quick R 【Package Included】You will get 10pcs 12mm(1/2") Elbow Union Connectors, fit for OD 1/2" tube. Suitable for PU / PA / PEuxcell uxcell 304 Stainless Steel Round Tube 12mm OD 0.5mm Wall Thickness 300mm Length 2 Pcs [Material] - Made of 304 stainless steel for high strength, weldability, wear resistance, heat resistance and long-lastiANCIMOON AnciMoon 3/4 inch Equal Tee Fitting, Air Hose Fittings, Tube Fitting for 3/4 Inch Tubing System, 2 Pack This 3/4’’ Tubing x 3/4’’ Tubing x 3/4’’ Tubing air piping Tee fittings feature a compression fitting style to make fastBroLuka Brass Compression Tube Fitting, Female Compression Union Straight Connector for Fuel, Air, Liquid, Oil, Gas, Vacuum Line 【 Welded-free connection 】 Brass compression straight-through pipe joint, which can achieve reliable connection of metalBroLuka Brass Compression Tube Fitting, Female Compression Union Straight Connector for Fuel, Air, Liquid, Oil, Gas, Vacuum Line 【 Welded-free connection 】 Brass compression straight-through pipe joint, which can achieve reliable connection of metalAlipis Alipis Heavy Duty Swivel Jack Pipe Mount with Welded Pipe Support and Metal Tube Adapter for Trailer Jack Hardware Suita Swivel joint bracket for flexibility: the swivel joint bracket offers smooth movement, enhancing the usability of your rHEATSHAKING HEATSHAKING Heavy-Duty Trailer Jack Male Pipe Mount with Adjustable Swivel Welding Sleeve Welded Pipe Support Bracket fo Metal pipe bracket for durability: the metal pipe bracket is designed to withstand heavy loads, making it perfect for trTimsec 1/2-Inch AC Pipe Joint Connectors, Free Welding Brass Pipe Coupler Adapters for Air Conditioning Copper Pipe Connection, [PACKAGE INCLUDES] - You will get 1 Pack solid brass pipe connectors, includes 1 piece of fitting union connector and 2Metalwork Metalwork 304 Stainless Steel Reducing Compression Tube Fitting, Reducer Union, 1/4" OD x 1/8" OD (2 Pcs) Reducing Union for connecting and disconnecting two pipes of differrent diameter.uxcell uxcell 1 PCS 304 Stainless Steel Tubing, 20mm OD 1.5mm Wall Thickness 254mm Long Round Metal Pipe Steel Tube for Industr Steel pipe is widely used in industry, construction, precision processing, machinery. It is lightweight and highly plastBreezliy Breezliy 2 PCS Brass Tube Fitting, Half Union Gas Adapter 3/8" Flare x 1/4" NPT Male Pipe Connector [Material]: Heavy-duty brass,strong and stable,with corrosion resistance,high temperature ductility and low permeabilityDERNORD DERNORD Sanitary Spool Tube with Clamp Ends,Stainless Steel 304 Seamless Round Tubing with 2 inch Tri Clamp 64MM Ferrule Sanitary Spool Tube fits Tri-clamp: 2", Ferrule OD: 64MMAilbiuko Ailbiuko 200 Pcs Brass DOT Air Brake Line Fittings & Air Nylon Tube Compression Fittings Assortment Kits,1/4" 1/8" 3/8" 3 TYPES OF BRASS FITTINGS: This set includes DOT push-to-connect fittings, compression nylon tube fittings, and brass piuxcell uxcell 304 Stainless Steel Round Tubing 6mm OD 0.4mm Wall Thickness 250mm Length Seamless Straight Pipe Tube [304 Stainless Steel Tube] - Our round metal tube is 6mm in outer diameter, 5.2mm in inner diameter, 0.4mm in wall thickZerniple 19mm Stainless Steel Straight Pipe Fitting Tube Rod Connector for Racks Hanging Rod Fence Handrail (6 Pieces) Durable material:Solid Stainless Steel.It is sturdy and durable.It works well and ensuring longevity in wet environment.Tanstic Tanstic 40Pcs 1/4 Inch OD Push to Connect Fittings Pneumatic Fittings Kit, Plastic Air Line Pneumatic Fittings Kit, 10 S 🚖[Package Information] You’ll get 40pcs 1/4” push to connect fittings, including 10pcs splitters(PY), 10pcs elbows(PV),CDQBWKJGFJ CDQBWKJGFJ 3 Pcs Brass Tube Fitting 3/16" Tube OD Compression x 1/8" NPT Male Pipe Connector Material : Brass13% Off sourcing map sourcing map 304 Stainless Steel Round Tubing 8mm OD 1mm Wall Thickness 250mm Length Seamless Straight Pipe Tube 2 Pcs [Material] - Made of 304 stainless steel for high strength, weld-ability and long-lasting durability.Generic Stainless Steel 304 90-Degree Elbow for Stair Railing - Welded Tube 114mm Outer Diameter 1.5mm Thickness 270mm Arc Lengt Introducing our Premium Stainless Steel Pressure Cooker, designed for durability and efficiency. Enjoy quick and healthyuxcell uxcell 6063 Aluminum Round Tube, 8mm OD 6mm Inner Dia 100mm Length Pipe Tubing for Industry DIY Projects, 3 Pcs [Material] - 6063 aluminum with medium strength, good processing performance, corrosion resistance, high toughness, weldAmazon Basics Amazon Basics Quick Connect Brass Air Coupler and Plug Kit - 0.64 CM NPT Fittings - 14-Piece Brass plug and coupler accessory kit for home or commercial projectsZhengmy 28 Pcs Push to Connect Air Line Fittings Union Push Fit Fittings for 1/4 5/16 3/8 1/2 Inch Tube Tee Quick Push to Connec What You Get: the package comes with 28 pieces of push to connect fittings in 4 different types, which can suit differenEMSea EMSea 2 Pcs 1/4inch/6mm Brass Barbed Hose Fitting Coupler Connector with 1/4 Inch Male BSP Thread Pipe Nipple Fitting fo This fitting has a 1/4 Inch BSP male thread with a barbed hose tail.AcbbMNS AcbbMNS 10Pcs 12mm (1/2 inch) Push to Connect Fittings, Tee Pneumatic Connector Quick Release Air Line Fitting Plastic U 【Package Included】You will get 10pcs 12mm(1/2") Tee Union Connectors, fit for OD 1/2" tube. Suitable for PU / PA / PE /GASHER GASHER 2PCS Straight Fitting, 3/4" Tubing × 3/4" NPT Male, Brass-Nickel Plated Tube Fitting, For Compressed Air Tube Sys FEATURE: Ends are crimped with O-ring seals, providing strong sealing and easy installation.ROZESAZZ ROZESAZZ 40pcs 6mm Quick Connect Air Hose Connector Fittings, Plastic & Stainless Steel, Pneumatic Push-to-Connect Tube 【Product Name】6mm or 1/4 Plastic Push to connect fittingsMCSDFN MCSDFN 2 Pcs 3/8 NPT Female Weld on Bung Fitting Aluminum 3/8" NPT Weldable Fuel Tank Fitting Package Included: Each package contains 2 weld on bung fittings with 3/8" NPT female threads. They are compatible with aANRIWT 220Pcs Brass DOT Air Line Fittings Push Lock Air Fittings & Air Nylon Tube Compression Fittings Kits,1/4" 1/8" 3/8" 1/2" 4 TYPES OF BRASS FITTINGS: includes dot air brake line fittings, air nylon tube compression Fittings, pipe fittings anduxcell uxcell 304 Stainless Steel Tube, 1mm 2mm 3mm 4mm 5mm 6mm OD 0.15mm/0.6mm Wall Thickness 300mm Length, Pack of 6 [What You Get] - You will get 6pcs different sizes tubes in 300mm length: 1mm*0.15mm/2mm*0.15mm/3mm*0.6mm/4mm*0.6mm/5mm*Metalwork Metalwork Metric 304 Stainless Steel Compression Union Tube Fitting Union for connecting and disconnecting two pipes more easily than couplingsNSIXSURIM 1PCS 304 Stainless steel 19mm 90 degree Angle elbow pipe fittings welded elbow joint NSIXSURIM SQGGMOAUSC 304 316 Stainless Steel Extended Elbow Welded 45 Degrees Inside and Outside Smooth Pipe Fittings Welded Elbow Accessorie NSIXSURIM 1PCS 304 Stainless steel 32mm 90 degree Angle elbow pipe fittings welded elbow joint NSIXSURIM uxcell uxcell 6063 Aluminum Round Tube 10mm OD 8mm Inner Dia 250mm Length Pipe Tubing 2 Pcs [Material] - 6063 aluminum with medium strength, good processing performance, corrosion resistance, high toughness, weldMetalwork Metalwork Plastic 12mm OD Push To Connect Fittings Pneumatic Fittings Kit 2 Spliters+4 elbows+4 tee+4 Straight Union Ult Type:air hose fittings/push fit/Push to connect Tee+elbow+y spliter+Straightuxcell uxcell 6063 Aluminum Round Tube 9mm OD 7mm Inner Dia 300mm Length Pipe Tubing 3 Pcs [Material] - 6063 aluminum with medium strength, good processing performance, corrosion resistance, high toughness, weldOnFireGuy OnFireGuy 20pcs 16mm Black Ring Coin Holders & Capsule Tube with Red Cap Lid for 1/10oz Gold Eagles | Capsules & Storage Capsule Measurements: Inside Diameter 16mm x 1.57mm Depth, Outside Diameter 30.94mm x 4.9mmQWZTAEOZA QWZTAEOZA 1pc 304 Stainless Steel Welded End Cap Fittings OD114 Fit OD 4.5inch Welcome to my store.Aquastream Water Solutions 5/16 Tube x 1/4 Tube Reducing Elbow Connector John Guest Reducing Elbow Connectors are made from food grade acetal and are suitable for use with drinking water systemHoriznext Horiznext 3/16 inch Stainless Steel 304 Compression Fitting for tube, connect air line brass pipe, adapt copper brake ho Made of stainless steel 304, heavy duty and durableNSIXSURIM 1pc 304 Stainless Steel Welded End Cap Fittings OD114 Fit OD 4.5inch NSIXSURIM Welcome to my store.EMSea EMSea 4pcs 1/8inch NPT Male Thread Brass Pipe Plug Hex Outernal Head Socket Fitting for Blocking Off Intake Manifold Wat Material: The 1/8inch NPT Pipe Plug is made of brass material, acid resistance, corrosion resistance, high pressure resiGeneric 304 Stainless Steel 90° Welded Elbow - 12mm-114mm OD Pipe Fitting for Plumbing & Industrial Use(108mm) 304 stainless steel construction ensures durability and resistance for long-lasting performance.NSIXSURIM 1pc 304 Stainless Steel Welded End Cap Fittings OD133 Fit OD5.25inch NSIXSURIM Welcome to my store.KONGKNUANK Copper Tubes Welding,Copper Pipe, 1 Piece Welded Copper Pipe Three Connect,Large Head Inner Diameter M8- Small Head Inne Features: smooth surface without burrs, seamless welding for smooth connections between varying copper pipe diameters.KONGKNUANK Copper Tubes Welding,Copper Pipe, 1 Piece Welded Copper Pipe Three Connect,Large Head Inner Diameter M10- Small Head Inn Features: smooth surface without burrs, seamless welding for smooth connections between varying copper pipe diameters.KONGKNUANK Copper Tubes Welding,Copper Pipe, 1 Piece Welded Copper Pipe Three Connect,Large Head Inner Diameter M10- Small Head Inn Features: smooth surface without burrs, seamless welding for smooth connections between varying copper pipe diameters.sourcing map sourcing map 8 Pcs Push to Connect Fittings 1/8 Inch Tube OD Pneumatic Quick Connector Straight Union Tube Fitting for W Reliable Quick-Connect Solutions for Fluid Systems, Pneumatic Components. Suitable for a cold water filter, refrigeratorKONGKNUANK Copper Tubes Welding,Copper Pipe, 1 Piece Welded Copper Pipe Three Connect,Large Head Inner Diameter M12- Small Head Inn Features: smooth surface without burrs, seamless welding for smooth connections between varying copper pipe diameters.VVW&LIU OD 4 6 8 10 12 15-42mm 3/16" 1/4" 5/16" 3/8" 1/2" Tube Compression Union Brass Pipe Fitting Connector Home Garden,4mm 【Brass Construction】These panel bases are made of high-quality brass for durability and strength, ensuring long-lastingKONGKNUANK Copper Tubes Welding,Copper Pipe, 1 Piece Welded Copper Pipe Three Connect,Large Head Inner Diameter M16- Small Head Inn Features: smooth surface without burrs, seamless welding for smooth connections between varying copper pipe diameters.KONGKNUANK Copper Tubes Welding,Copper Pipe, 1 Piece Welded Copper Pipe Three Connect,Large Head Inner Diameter M16- Small Head Inn Features: smooth surface without burrs, seamless welding for smooth connections between varying copper pipe diameters.uxcell uxcell 304 Stainless Steel Round Tubing 4mm OD 0.4mm Wall Thickness 250mm Length Seamless Straight Pipe Tube [304 Stainless Steel Tube] - Our round metal tube is 4mm in outer diameter, 3.2mm in inner diameter, 0.4mm in wall thickKONGKNUANK Copper Tubes Welding,Copper Pipe, 1 Piece Welded Copper Pipe Three Connect,Large Head Inner Diameter M16- Small Head Inn Features: smooth surface without burrs, seamless welding for smooth connections between varying copper pipe diameters.KONGKNUANK Copper Tubes Welding,Copper Pipe, 1 Piece Welded Copper Pipe Three Connect,Large Head Inner Diameter M19- Small Head Inn Features: smooth surface without burrs, seamless welding for smooth connections between varying copper pipe diameters.KONGKNUANK Copper Tubes Welding,Copper Pipe, 1 Piece Welded Copper Pipe Three Connect,Large Head Inner Diameter M19- Small Head Inn Features: smooth surface without burrs, seamless welding for smooth connections between varying copper pipe diameters.KONGKNUANK Copper Tubes Welding,Copper Pipe, 1 Piece Welded Copper Pipe Three Connect,Large Head Inner Diameter M19- Small Head Inn Features: smooth surface without burrs, seamless welding for smooth connections between varying copper pipe diameters.KONGKNUANK Copper Tubes Welding,Copper Pipe, 1 Piece Welded Copper Pipe Three Connect,Large Head Inner Diameter M19- Small Head Inn Features: smooth surface without burrs, seamless welding for smooth connections between varying copper pipe diameters.uxcell uxcell 304 Stainless Steel Round Tubing 4mm OD 0.6mm Wall Thickness 250mm Length Seamless Straight Pipe Tube [304 Stainless Steel Tube] - Our round metal tube is 4mm in outer diameter, 2.8mm in inner diameter, 0.6mm in wall thickKONGKNUANK Copper Tubes Welding,Copper Pipe, 1 Piece Welded Copper Pipe Three Connect,Large Head Inner Diameter M22- Small Head Inn Features: smooth surface without burrs, seamless welding for smooth connections between varying copper pipe diameters.KONGKNUANK Copper Tubes Welding,Copper Pipe, 1 Piece Welded Copper Pipe Three Connect,Large Head Inner Diameter M22- Small Head Inn Features: smooth surface without burrs, seamless welding for smooth connections between varying copper pipe diameters.KONGKNUANK Copper Tubes Welding,Copper Pipe, 1 Piece Welded Copper Pipe Three Connect,Large Head Inner Diameter M22- Small Head Inn Features: smooth surface without burrs, seamless welding for smooth connections between varying copper pipe diameters.KONGKNUANK Copper Tubes Welding,Copper Pipe, 1 Piece Welded Copper Pipe Three Connect,Large Head Inner Diameter M22- Small Head Inn Features: smooth surface without burrs, seamless welding for smooth connections between varying copper pipe diameters.Metalwork Metalwork Plastic Push to Connect Straight Union Pipe Tube Reducer Fitting, 6mm OD x 8mm OD, Reducing Coupler Straight P Reducing coupler for connecting two pipes with different diametersKONGKNUANK Copper Tubes Welding,Copper Pipe, 1 Piece Welded Copper Pipe Three Connect,Large Head Inner Diameter M22- Small Head Inn Features: smooth surface without burrs, seamless welding for smooth connections between varying copper pipe diameters.sourcing map sourcing map 2 Pcs Push to Connect Fittings Reducing 5/32" Tube OD x 1/4" Tube OD Straight Pneumatic Quick Connector for Both ends are controlled to connect and disconnect pipes of different sizes. Reliable quick-connect solutions for fluiduxcell uxcell Compression Tube Fitting 1/4" Tube OD x 1/4" Tube OD Bulkhead Union Coupling Adapter 304 Stainless Steel Fit for Tube OD: 1/4"; Male Thread Size: M12x1.25mmAilbiuko Ailbiuko 137Pcs Brass DOT Air Brake Line Fittings Assortment Kit,1/4" 1/8" 3/8" 1/2" Compression Air Nylon Tubing Fittin 137PCS DOT FITTINGS SET: The dot air brake fittings kit package includes 137pcs: 4pcs DOT union connectors,2pcs DOT tubeANRIWT 251Pcs DOT Air Line Fittings Push Lock Air Fittings & Brass Air Nylon Tube Compression Fittings Kits,1/4" 1/8" 3/8" 1/2" 5 TYPES OF BRASS FITTINGS: includes dot air brake line fittings, air nylon tube compression Fittings, brass pipe fittinguxcell uxcell 304 Stainless Steel Round Tubing 4mm OD 1mm Wall Thickness 250mm Length Seamless Straight Pipe Tube 4 Pcs [304 Stainless Steel Tube] - Our round metal tube is 4mm in outer diameter, 2mm in inner diameter, 1mm in wall thicknessBBK 5/16 Welded Tube Tee for BBK A41136 R410A Size 5/16 male flare