Dairymaster blower pump 4000ltr sk oil seal The Dairymaster Blower Pump 4000Ltr SK Oil Seal is a genuine Dairymaster replacement part designed to maintain airtight integrity and protect the internal components of your vacuum blower pump. This vital seal ensures the smooth, efficient, and leak-free operation of your Dairymaster 4000-litre blower unit, keeping your milking system running reliably day after day. Crafted from high-quality, heat and oil-resistant materials , the SK oil seal prevents vacuum loss and stops lubricating oil from escaping the blower chamber — safeguarding both the pump’s internal bearings and overall system efficiency. Precision-engineered to Dairymaster specifications, it delivers a perfect fit, helping to preserve the vacuum pressure essential for consistent milking performance. Regular replacement of the oil seal is key to preventing air leaks, contamination, and costly downtime, ensuring your blower pump continues to perform at its best under the demanding conditions of dairy operation. Performance Benefits: Maintains airtight vacuum seal for steady system performance Prevents oil leaks and contamination within the blower unit Protects bearings and inter