When a Kingpin Flange Is Bolted to a Upper Coupler

question 23

Multiple Choice

When a kingpin flange is bolted to a upper coupler plate,what fasteners are recommended?

• A) 5/8-inch Grade 5
• B) 5/8-inch Grade 8
• C) 3/4-inch Grade 5
• D) 3/4-inch Grade 8

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