Threads: 3AN (3/8-24 UNF). For all 3/16" OD aluminum/stainless steel tubes. for 3/16" OD Hardlines/Tubes. Tube Nut & Sleeves 3 AN Aluminum. 37° flaring tool required to flare the end of the tube. Made of T6 aluminum;.
10x 6AN Aluminum Tube Nut & Sleeves for 3/8" OD Hard Lines Tubes
10X Graphite Aluminum Wastegate Dump Pipe Tube Flange Gasket Turbocharge US
3/16" OD Hardline Tube Nut & Sleeves Black Anodized 3AN Aluminum 10 Sets
Aluminum Tube Nut -4AN 6AN 8AN 12AN 16AN Hardline Tube Nuts Fitting Adapter USA.
6AN ALUMINUM TUBE NUT AND SLEEVE BLACK FOR 3/8 HARD LINE
USA 1.625" OD 45 + 180 Degree U J Combo Exhaust Mandrel Bend Pipe Aluminum Tube