Flare Identification Chart

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Tube + or - .0073/16 .272 1/4 .352 5/16 .418 3/8 .493 1/2 .632 Tube + or - .0103/16 .270 1/4 .350 5/16 .415 + or - .0153/8 .475 1/2 .645Double/SAE 45 Degree FlareDIN/ISO Bubble FlareAN/JIC 37 Degree Single Flare90DEG+ or - 445DEGTool MarksAcceptable Less ThanTube RequiredNo Nicks AllowedDebur Die Blocks If NeededRadius RequiredNo Nicks AllowedDebur Die Blocks If MarksAcceptable Flare Less ThanTube + or - . RequiredNo Nicks AllowedDebur Die Blocks If NeededFlare Less ThanTube MarksAcceptable 115DEG+ or - that the Flare is the correct profile for the components involvedAutomotive fittings are always a 45 deg. double or DIN flareNever use a single 45 degree Flare with automotive nuts and fittingsA 37 degree single Flare is acceptable for use in AN/JIC nuts and fittings with Cunifer seamless tubingCommon CrossthreadsNever interchange a fully threaded nut with a nut with non-threaded leadNever interchange a nut with anon-threaded lead with a fully threadednutAlways check carefully for diameter and thread pitch Flare Identification Chart195 Federal Hill Road Oxford, MA 01540 Phone: 508-987-2660 Fax: 508-987-2661 10mm x Asian nut with SAE/double Flare1

brake tubing specifications including SAE J1650, BS 2871, ASTM A254, SMMT C58 and DIN 74234. Applications Cunifer™ tubing can be used for original equipment, modi-fications or replacements on all types of brake, fuel line and hydraulic systems. It should be used in appropriate sizes, with appropriate standard fittings and only up to

  Specification, Brake