FMSI > Transmission & Oil System > Fittings > Power Steering & Transmission Line Steel Tube Nuts > Item # 3438 FMSIFMSI Transmission & Oil SystemTransmission & Oil System FittingsFittings Power Steering & Transmission Line Steel Tube NutsPower Steering & Transmission Line Steel Tube Nuts Item # 3438 Item # 3438, 3/8" x 18mm x 1.50 Power Steering & Transmission Line Steel Tube Nut 34383/8" x 18mm x 1.50 Power Steering & Transmission Line Steel Tube Nut Request Information Email This Page Download PDF Download PDF Printable Page /Asset/a1402.jpg /Asset/a1402.jpg Close Window - 3.75mm dog point- 21.41mm long- 18mm hex Unit of Measure Imperial Metric Both Specifications Tube Size N/A 3/8 in Thread Diameter N/A 18 mm Thread Pitch N/A 1.5 (Gold) Packaging N/A SP(10) HP(2)