FMSI > Tube Nuts > Standard Steel Invert Flare Tube Nuts > Item # 4620 FMSIFMSI Tube NutsTube Nuts Standard Steel Invert Flare Tube Nuts Standard Steel Invert Flare Tube Nuts Item # 4620 Item # 4620, 7/8" x 1" - 16 Standard Steel Invert Flare Tube Nut 46207/8" x 1" - 16 Standard Steel Invert Flare Tube Nut Request Information Email This Page Download PDF Download PDF Printable Page Downloads FE The Officail Guide Book -TUBE NUTS - Ver2.pdf /Asset/4620.png /Asset/4620.png Close Window - For 3/4" tube - Invert flare with 1" - 16 thread- 1-1/16" hex head Unit of Measure Imperial Metric Both Specifications Tube Size N/A 7/8 in Thread Diameter N/A 1 in Threads per Inch N/A 16 T.P.I Hex Size N/A 1-1/16 in Packaging N/A SP(1) HP(1) Package Type N/A Barrel Units Per Package N/A 1