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Previous page Next page 1 WIDE APPLICATION-1 2 WIDE APPLICATION-2 3 WIDE APPLICATION-3 4 WIDE APPLICATION-4 Siptenk DOT Air Line Fittings 1/4" Union Fittings Add to Cart 3/8" Union Fittings Add to Cart 1/2" Union Fittings Add to Cart 1/4" Tee Union Fittings Add to Cart 3/8" Tee Union Fittings Add to Cart 1/2" Tee Union Fittings Add to Cart Air Fittings Assortment Add to Cart Customer Reviews 4.5 out of 5 stars 34 4.5 out of 5 stars 34 4.5 out of 5 stars 34 4.1 out of 5 stars 22 4.2 out of 5 stars 7 4.1 out of 5 stars 22 4.5 out of 5 stars 34 Price $14.99$14.99 $18.99$18.99 $26.99$26.99 $17.99$17.99 $18.99$18.99 $25.99$25.99 $74.99$74.99 Material Brass Brass Brass Brass Brass Brass Brass OD Tube Size 1/4" 3/8" 1/2" 1/4" 3/8" 1/2" 1/4" & 3/8" & 1/2" Quantity 5 pcs 5 pcs 5 pcs 3 pcs 3 pcs 3 pcs 33 pcs Meet D.O.T. Requirements ✔ ✔ ✔ ✔ ✔ ✔ ✔ Push-To-Connect ✔ ✔ ✔ ✔ ✔ ✔ ✔ Storage Box ✘ ✘ ✘ ✘ ✘ ✘ ✔
SIPTENK AIR LINE FITTINGS 5 PCS Straight Union Brass Fittings for 1/4 Inch OD Tube;
D.O.T. APPROVED：The DOT air line fittings, made of high-quality CA360 brass, meet D.O.T. FMVSS 571.106, SAE J1131 air brake system requirements to ensure safety during your use.
QUICK PUSH-TO-CONNECT The newer iterations of the air brake line fittings use quick connectors, which are push-to-connetc fittings, easy to use and save time for replacement.
HIGH ACCURACY NO AIR LEAKAGE The d.o.t. air fittings are well-made, accurate in size, in a great degree to reduce the possibility of air leakage, so that you can feel more comfortable using them.
HIGH PRESSUER RESISTANCE：Max.Working Pressure 300psi; Temperature Range -65°F to +220°F. The brass fittings work well in extremely cold or hot environments.
THREAD SEALANT PRE-APPLIED ON ALL MALE THREADS All air line fitting threads are coated with red anti-leakage coating, so there will be no air leakage after connection.
WIDE ALLPICATION The quick connect air hose fittings widely used for semi-trailers, trailers, buses, mobile equipment, industrial workshops and other various machinery air braking systems.
AFTER-SALES If you have any questions about Siptenk dot air fittings, please feel free to contact us. We will do our best to help you solve the problem and ensure to provide you with a pleasant shopping experience.
Works greats purchased to fix a damaged air line on my trailer no issues grips well to airlines
