Crankshaft Oil Seal for Kerr KA-3500PT (SKU: KA-3) Forged from fluorocarbon rubber (FKM) with stainless steel frame vulcanization (API 7K-compliant), temperature range -20℃~+200℃, dynamic sealing longevity ≥8000hrs, salt spray tested 500h corrosion-free, pressure differential ≥40MPa for high-speed mud pump reliability.
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