Transmission Line Tube Nut – 3/8 x 5/8-18 Inverted Flare – 4 per Bag



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Take the hassle out of transmission/oil cooler line repair! Everything you need in one place to repair or replace cracked or leaking transmission/oil cooler lines quickly and easily. The master kit, TRK-555, includes connectors, adapters, tube nuts, as well as the hose, clamps, and pliers in one convenient place! The kit contains components for 5/16 and 3/8 lines for use on most domestic and import applications. The rubber hose is durable triple-walled and is pressure rated up to 250 PSI. With the master kit your repair is as easy as one, two…done!

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End 1 Flare TypeInverted
Fitting FinishZinc Dichromate
Line Diameter3/8
Thread TypeSAE
End 1 Thread Diameter5/8-18