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HD VALVE SPRING FOR KERR KA-3500PT/Q5450PT
Item number:KA-52HD
$0.00 dollar
0.20kg 10.9cm
5.1cm 5.1cm
HD Valve Spring for Kerr KA-3500PT/Q5450PT (SKU:KA-52HD), cold-forged from ASTM A543 Type B alloy steel, quenched+tempered (HRC 32-38) with Dacromet coating. Tensile strength ≥1100MPa, 720h salt spray corrosion-free, API 7K compliant, 40% extended fatigue life under high-load conditions.
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