Best Nickel Brake Fittings in 2026

Unique Air Line Tubing Kit: The air brake fittings contains 2pcs 1/4” Unions, 2pcs 3/8” Unions, 2pcs 1/2” Unions; 2pcs 1/4” DOT Push-In × 1/8” MNPT, 2pcs 3/8” DOT Push-In × 1/4” MNPT, 2pcs 3/8” DOT Push-In × 3/8” MNPT, 1pc 1/2” DOT Push-In × 3/8” MNPT; 2pcs 1/4” DOT Push-In × 1/8” MNPT 90° Elbow, 2pcs 3/8” DOT Push-In × 1/4” MNPT 90° Elbow, 1pc 1/2” DOT Push-In × 3/8” MNPT 90° Elbow,

High-quality Material: Our push in fittings are made of high quality brass, with corrosion resistance, high temperature ductility and low permeability.

Technical Parameter: The Working Pressure is from Vacuum to 250 psi, the Working Temperature is from -40° F to +200° F.

3/8 inch national pipe thread to 3/8 inch hose barb

90 degree elbow

Triple chrome plated

Adapts NPT male end to tube female end at a 90-degree angle.

Brass for corrosion resistance, ductility at high temperatures, and low magnetic permeability

For use with liquid petroleum (LP) and natural gas, refrigeration, hydraulic brake, trans-mission cooler lines, fuel, oil, air, lines, power steering.

Available in many different styles, including elbows, union, and tees

A large variety of tube diameters and pipe sizes available

Conveniently packaged in diverse piece counts to assist with both small and large projects

Contain common air brake fitting styles

D.O.T Union:1/4"(4 pcs), 3/8"(4 pcs), 1/2"(4 pcs), 5/8"(2 pcs)

D.O.T Tee:1/4"(2 pcs), 3/8"(2 pcs), 1/2"(2 pcs); Bushing: 3/8" NPT Female x 1/2" NPT Male(2 pcs)

Available in many different styles, including elbows, union, and tees

A large variety of tube diameters and pipe sizes available

Conveniently packaged in diverse piece counts to assist with both small and large projects

STRONG & DURABLE - 30 Pack 1/2 Inch Flange Tees Elbow Pipe Fitting, compatible with standard 1/2 inch pipes nipples. with high strength, good toughness, plasticity and machinability. you can sprayed all mine down with brake cleaner before painting to remove any oil or residue, and then painted to match any project and color scheme.

HASSLE-FREE ASSEMBLY - Our pipe line contains an array of fittings and connectors, can be used with other 1/2 in such as Tees, Pipe, Flange, Cap and so on. Help you complete the DIY project, Provide quality pipe fittings at an affordable price.

ATTRACTIVE & DECORATIVE - can easily to build any shape of frame and shelf for a DIY furniture as you like.Ensures this will be your best bet for a pleasing no-risk purchase.

STRONG & DURABLE - 30 Pack 3/4 Inch Flange Tees Elbow Pipe Fitting, compatible with standard 3/4 inch pipes nipples. with high strength, good toughness, plasticity and machinability. you can sprayed all mine down with brake cleaner before painting to remove any oil or residue, and then painted to match any project and color scheme.

HASSLE-FREE ASSEMBLY - Our pipe line contains an array of fittings and connectors, can be used with other 3/4 in such as Tees, Pipe, Flange, Cap and so on. Help you complete the DIY project, Provide quality pipe fittings at an affordable price.

ATTRACTIVE & DECORATIVE - can easily to build any shape of frame and shelf for a DIY furniture as you like.Ensures this will be your best bet for a pleasing no-risk purchase.

👉【Premium Material】: Our air line fittings are made of PBT Plastic, the air brake brass fittings DOT approved are made of high quality CA360 brass, with corrosion resistance, high temperature ductility and low permeability. Great for long time use.

👉【Quantity】: Unique dot air line quick connect fittings nylon tubing kit: The plastic tube fittings contain 28 pieces: 8 pcs Male straight push connectors, 6 pcs Straight tube unions. 6 pcs 90 degree Elbows. 4 pcs 90 degree Elbows NPT thread. 4 pcs Tube tees. The brass tube fittings contain 16 pieces: 5 pcs Male connectors. 5 pcs Male 90° elbows. 3 pcs Tube tees. 3 pcs Tube unions. Fit type: 1/2", 3/8", 1/4".

👉【Typical Application】: The push-to-connect fitting 1/4 inch are suitable for PU / PA / PE / PVC. The dot air fittings assortment can be used with air systems, and copper tubing in air brake systems. They are widely applied in automotive, manufacturing production lines, car or truck repair, industrial workshops, daily garden or lawn mower repair, towing machine hose connections and so on.

Available in many different styles, including elbows, union, and tees

A large variety of tube diameters and pipe sizes available

Conveniently packaged in diverse piece counts to assist with both small and large projects

Available in many different styles, including elbows, union, and tees

A large variety of tube diameters and pipe sizes available

Conveniently packaged in diverse piece counts to assist with both small and large projects

28 PCS (1/4", 3/8", & 1/2") D.O.T. Air Brake Line Fittings Brass Push to Connect Kit

Tee : 1/2" (2 Pcs), 3/8" (2 Pcs)

Union : 1/2" (2 pcs), 3/8" (2 pcs)

👉【PREMIUM MATERIAL】: Our dot air brake fitting assortment is made of high quality CA360 brass, meets D.O.T FMVSS 571.106 and Air Brake System Requirements. With corrosion resistance, high temperature ductility and low permeability. Long service use, dot air brake fitting type: 1/8" 1/4", 3/8", 1/2", 5/8" .

👉【EASY TO INSTALL】: Our dot air line kit quicks disconnect simply push tubing in, need to use tools to fix loose parts to handle in tight places, so that use will be more firm and not easy to fall off. And pieces that contain a threaded end already have sealant pre applied to provide a secure connection.

👉【TYPICAL APPLICATION】: Air brake fittings assortment kit can be used with air systems, copper tubing in air lines brake systems, which is perfect for automotive car or truck repair,air operated seats, operating gauges, air horns, industrial workshops, air brake connections,towing machine hose connection and air brake connections or lawn mower repair.

Available in many different styles including 3-way tees, elbows, unions, and more

Hard-wearing brass or steel construction for a long service life

A wide range of tube diameters and pipe sizes available

Value Kit: This air line fitting kit contains 2pcs 1/4” unions, 2pcs 3/8” unions; 1pc 1/4” union tee, 1pc 3/8” union tee; 1pc 1/4” DOT Push-In × 1/4” MNPT, 1pc 3/8” DOT Push-In × 3/8” MNPT; 1pc 1/4” DOT Push-In × 1/4” MNPT 45° Elbow, 1pc 3/8” DOT Push-In × 3/8” MNPT 45° Elbow; 1pc 1/4” DOT Push-In × 1/4” MNPT 90° Elbow , 1pc 3/8” DOT Push-In × 3/8” MNPT 90° Elbow; 1pc 1/4 Valve, 2pcs 1/2" MNPT × 1/4" FNPT Reducer, 2pcs 1/2" MNPT × 3/8" FNPT Reducer.

Durable and Corrosion-Resistant: Made of high-quality brass, these air hose fittings are durable and resistant to corrosion, ensuring long-lasting performance even in harsh environments.

Technical Parameter: For DOT air fittings the Working Pressure is from Vacuum to 250 psi, the Working Temperature is from -40° F to +200° F; for brass reducers the Working Pressure is from Vacuum to 1200 psi, the Working Temperature is from -65° F to +200° F

Available in many different styles including 3-way tees, elbows, unions, and more

Hard-wearing brass or steel construction for a long service life

A wide range of tube diameters and pipe sizes available

Universal Air Bag Suspension Kit: Working Pressure Of 200 Psi And Burst Pressure Of 400 Psi. Compatible With Air Brake And Airbag Suspension Parts And Fittings.includes Air Hose Repair Kit And Air Line Kit For Easy Installation And Maintenance. This Professional-grade Air Bags For Trucks Fittings Air Fittings Kit Comes With Everything You Need To Make Sure Your Air Lines Are Functioning At Peak Performance

The Air Ride Suspension Kit Is An Essential Addition To Any Vehicle With Airbags. This Kit Includes All The Necessary Fittings For A Smooth And Reliable Air Ride Suspension.this Kit Includes 1/4" Quick Connect Air Hose Tubing, Pneumatic Push To Connect Tube Fittings, And A Variety Of Other Air Fittings. The High-quality Materials Used In This Kit Make It Perfect For Professional Jobs As Well As Diy Projects.

The Fittings Are Designed With Both Internal And External Locking, And Are Push-to-connect (ptc) For Easy Installation. This Means That You Do Not Need Any Special Tools To Install The Kit. With Its Easy Installation And Quick Disconnect Features, You Can Get Your Air Lines Up And Running In No Time. Don't Wait, Get Your Air Bags For Trucks Fittings Air Fittings Kit Today And Enjoy The Ease And Convenience Of Having A Professional-grade Air Line System.

6 PCS BRASS TUBE TEE FITTING: 2 PCS 1/4 Inch & 2 PCS 3/8 Inch & 2 PCS 1/2 Inch;

6 PCS BRASS STRAIGHT UNION CONNECTORS: 2 PCS 1/4 Inch & 2 PCS 3/8 Inch & 2 PCS 1/2 Inch;

10 PCS BRASS 90°ELBOWS NPT THREAD: 2 PCS 3/8 Inch O/D × 3/8 Inch NPT & 2 PCS 3/8 Inch O/D × 1/2 Inch NPT & 2 PCS 1/2 Inch O/D × 1/4 Inch NPT & 2 PCS 1/2 Inch O/D × 3/8 Inch NPT & 2 PCS 1/2 Inch O/D × 1/2 Inch NPT;

👉【PREMIUM MATERIAL】：Our dot air fittings are made of high quality CA360 brass, meet D.O.T. FMVSS 571.106, SAE J1131 with corrosion resistance, high temperature ductility and low permeability. Long service time, air brake fitting assortment type: 1/4", 3/8", 1/2".

👉【TYPICAL APPLICATION】：The dot air line fittings assortment can be used with air suspension systems, copper tubing in air lines brake systems, perfect for truck /RV repair air line leak, also perfect for industrial workshops, daily garden or lawn mower repair, towing machine hose connection and so on.

👉【EASY TO INSTALL】：Pre applied red sealant for male thread for better sealing. All quick connect air fittings can be sealed by pushing the tube firmly into the fittings, simply depress button to remove tubing.

DOT Air Brake Composite Fittings for Nylon Tubing Kit (1/4", 3/8 & 1/2") 24 Pc Kit

Union Connect Fittings (1/4", 3/8 & 1/2") : 2 Pcs Each Size. 6 Total

Union T Connect Fittings (1/4", 3/8 & 1/2") : 2 Pcs Each Size. 6 Total

【PREMIUM MATERIAL】：Our DOT air brake fittings are made of high quality CA360 brass,Meets D.O.T FMVSS 571.106 , Air Brake system Requirements,with corrosion resistance, high temperature ductility and low permeability. Great for long time use, dot air brake fitting type: 1/4", 3/8", 1/2"，1/8", 5/8" .

【 AIR LINE NYLON TUBING KIT】:The air brake fittings contain 44 PCS. 12PCS DOT Union , 6PCS DOT Tee , 4PCS Bushing, 8PCS 90⁰ DOT Male Elbow Connector, 8PCS DOT Straight Male Connector , 4PCS 45⁰ DOT Male Elbow Connector , 2pcs Compression Fittings 1/4" tube x 1/4" NPT Male. Fitting types: 1/4", 3/8", 1/2",1/8",5/8". All in a durable yet lightweight plastic storage container with flip lock tabs, rust and secure.

【EASY TO INSTALL】: Our dot air fitting kit quicks disconnect simply push tubing in, need to use tools to fix loose parts to handle in tight places, so that use will be more firm and not easy to fall off.And pieces that contain a threaded end already have sealant pre applied to provide a secure connection.

Available in many different styles, including elbows, union, and tees

A large variety of tube diameters and pipe sizes available

Conveniently packaged in diverse piece counts to assist with both small and large projects

【PREMIUM MATERIAL】: Quick connect air line fittings made of high quality Polybutylene Terephtalate (PBT) and with stainless steel lock claw ,Zinc jacket material for high quality zinc all good steel washers for a thousand bounces.Raw spring material is stainless steel 301, tempered treatment, service life up to one million times.High pressure resistance, can withstand strong pressure without tripping out. Great for long term use.

【AIR LINE FITTINGS KITS 】: Air hose line fitting kit package includes 50 pcs fittings: 16pcs straight push connectors. 10pcs 90°elbows connectors. 12pcs straight tube union connectors. 6pcs tube tees. 4pcs 90°elbows NPT Thread ,2pcs tube teesNPT Thread . NPT Thread Push fitting types: 1/4", 1/8",3/8", 1/2".

【EASY TO INSTALL】: The air line fittings quick connect air fittings easy to install, flexible and space-saving, 360-degree rotate, release rings adopt ellipse design, which can be removed conveniently, no extra sealing needed, Release rings at the top could be pushed down easily when inserting the hose into the coupler and bouncing up immediately when taking out the hose.

DOT Air Brake Line Fittings 32pcs KIT: Brass Material 3/8”1/2” 1/4” Tube OD; Straight 1/2" Tube x 3/8" NPT 2PCS,3/8" Tube x 3/8" NPT 2PCS,3/8" Tube x 1/2" NPT 2PCS,1/2"Tube x 1/2" NPT 2PCS,1/2" Tube x 1/4" NPT 2PCS;90°Elbow 3/8"Tube x 1/2" NPT 2PCS,3/8" Tube x 3/8" NPT 2PCS,1/2" Tube x 1/2" NPT 2PCS,1/2" Tube x 3/8" NPT 2PCS",1/2" Tube x 1/4" NPT 2PCS";Tube Union 1/2" 2PCS,1/4"" 2PCS,3/8"?2PCS;Tube Tee 1/2" 2PCS,3/8" 2PCS, 1/4"" 2PCS;

Air Brake Line Fittings Typical Application: Air System;Working PRESSURE: Working pressure from vacuum up to 250 psi; Temperature Range: -40° F to +200° F（-40°C to +93°C) ;

How to installation Brass Push to Connect Fitting Kits:Insert the same OD Pneumatic Tube from union two side ;How to Put Out the Tube:Step 1: Depress the end cap;Step 2: Pull out the Pneumatic Tube;

【PREMIUM MATERIAL】：The dot air fittings are made of high quality CA360 brass,Meets D.O.T FMVSS 571.106 ,SAE J1131 Air Brake system Requirements and Air Brake system Requirements,with corrosion resistance, high temperature ductility and low permeability. Great for long time use,dot push to connect air fittings kit pneumatic fittings type: 1/4", 3/8", 1/2" .

【TYPICAL APPLICATION】The dot air line quick connect fittings can be used with air suspension systems, copper tubing in air lines brake systems, which is perfect for automotive car or truck repair,air operated seats, operating gauges, air horns, industrial workshops, air brake connections,towing machine hose connection and air brake connections.

【EASY TO INSTALL】: Our dot push to connect air fittings simply push tubing in, no tools or loose parts to handle in tight places. Save your effort and time. And pieces that contain a threaded end already have sealant pre applied to provide a secure connection.

Available in many different styles including tees, adapters, elbows, couplings, and more

Wide range of thread sizes available

Also suitable for a broad variety of industrial and commercial uses

MATERIAL: Daptemn quick connect kit, air hose repair kit includes plastic push fittings and brass air brake push fittings, can be used to connect 1/2 inch 3/8 inch 1/4 inch nylon and plastic hose, 46 pieces total.

YOU GET：8pcs plastic straight push to fittings, 4pcs T-connectors, 6pcs L-connectors, 4pcs 90° elbow NPT thread, 8pcs straight push to fittings NPT thread. DOT air fittings: 3pcs straight push to fittings, 3pcs T connectors, 5pcs 90° elbow NPT thread, 5pcs straight push to fittings NPT thread.

PLASTIC CONNECTOR ADAPTOR SIZE: 1/2" 3/8" 1/4" tube union, reducing union 3/8" x 1/4" OD; T-Connectors 3/8" 1/4" tube tee; 90° L-Type Elbow 1/2" 3/8" 1/4"; Wall outlets 3/8" tube x 3/8" NPT, 3/8" tube x 1/4" NPT; Straight 1/2" OD x 1/2" NPT, 3/8" OD x 3/8" NPT, 1/4" OD x 1/4" NPT, 3/8" OD x 1/4" NPT.