FMSI > Brass Hardware > FMSI Edelmann Fittings Brass > Inverted Flared Tube Fittings > Item # 121003 > Request Information Request Information Enter your comments/questions and click Submit to send us an email. STEP 1: Options | STEP 2: Submit Attach files| Up to 5 files for a total size limit of 10MB. Attach File Unit of Measure Imperial Metric Both 1 Item # 121003, 3/16" x 3/8" - 24 Standard Steel Invert Flare Tube Nut Additional Options (* Required Fields) Tube Size No Preference 3/16 in Next Cancel Your Information Submit Cancel Back Required Fields * Name * Title Company Address Line 1 Address Line 2 City State, Province Zip/Postal Code Country Phone Number Fax Number Email * Send Copy to Self Remember my Information Comments reCAPTCHA Submit Cancel Back