FMSI > Transmission & Oil System > Fittings > Power Steering & Transmission Line Steel Tube Nuts > Item # 3489 FMSIFMSI Transmission & Oil SystemTransmission & Oil System FittingsFittings Power Steering & Transmission Line Steel Tube NutsPower Steering & Transmission Line Steel Tube Nuts Item # 3489 Item # 3489, 5/16" x 1/2"-20 Female Power Steering & Transmission Line Steel Tube Nut 34895/16" x 1/2"-20 Female Power Steering & Transmission Line Steel Tube Nut Request Information Email This Page Download PDF Download PDF Printable Page Downloads FE The Officail Guide Book -TUBE NUTS - Ver2.pdf /Asset/3489-1.png /Asset/3489-1.png Close Window - 14.28mm long- 16mm hex Unit of Measure Imperial Metric Both Specifications Tube Size N/A 5/16 in Thread Diameter N/A 1/2 in Thread Pitch N/A 20 T.P.I (Grey) Packaging N/A SP(5) HP(2)