Question Bank • QB_SUB_FP_HTC_003 NAT • 2 Marks

Section 3: Farm Power

Tractors and Power Tillers

Subtopic: Three point hitches – free link and restrained link operations

Question Statement:

The lower hitch pin diameter for a standard Category 2 three-point linkage according to ISO 730 (in mm) is:

Answer Key:

28.0

Step-by-Step Solution & Explanation

Category 1 has 22 mm lower pins, Category 2 has 28 mm (28.4 mm nominal) lower hitch pins, and Category 3 has 36.6 mm pins.
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