JOST
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JOST JSK 36N FIFTH WHEEL 0
CERTAIN JOST INTERNATIONAL FIFTH WHEEL ASSEMBLIES, JSK 36 N SERIES, MANUFACTURED BETWEEN JULY 19, 2004, AND AUGUST 31, 2007, INSTALLED AS ORIGINAL EQUIPMENT ON HEAVY TRUCKS. IN THE FIFTH WHEEL ASSEMBLIES BRACKET PINS THAT ARE ATTACHED BY ONLY ONE MOUNTING BOLT, IT IS POSSIBLE TO IMPROPERLY SECURE THE ONE BOLT BRACKET PIN.
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JOST JSK 37U FIFTH WHEEL 0
BRACKET PINS FOR USE ON JOST INTERNATIONAL JSK 37U SERIES FIFTH WHEELS MANUFACTURED BETWEEN SEPTEMBER 3, 1999, AND APRIL 14, 2003. THE BRACKET PIN CONNECTS THE FIFTH WHEEL TOPPLATE TO ITS MOUNTING SURFACE. A FATIGUE CRACK CAN DEVELOP IN THE WELD UNDER CERTAIN LOADING CONDITIONS.