taiidaues 3/8" dot quick push to connect fittings brass straight and 90 degree elbows, 3/8" od x 3/8" npt thread dot air brake line fittings for truck trailers or industry air system 13 pcs 3/8"od x 3/8"npt male straight&elbow-13pcs is up for auction in Industrial & Scientific. The current bid is $1.50, 95% below the $29.99 MSRP, in New/Like New condition. This auction has ended — similar items appear in live auctions regularly.