Bonded Dowty Washers Imperial BSP Hydraulic Seals with Nitrile Rubber Insert High-Pressure Sealing for Fittings (25, 1" BSP)

RELIABLE HYDRAULIC SEALING: Designed for high-pressure systems, these Imperial BSP Bonded Dowty Washers provide a secure, leak-free seal between flat-faced hydraulic fittings. DURABLE NITRILE RUBBER INSERT: Each washer features a bonded NBR (Nitrile) rubber inner seal that resists oil, fuel, and hydraulic fluids — ensuring long-term performance and flexibility. STRONG METAL CONSTRUCTION: Precision-machined metal outer ring offers superior strength, pressure resistance, and corrosion protection — ideal for demanding industrial and automotive use. WIDE RANGE OF SIZES AVAILABLE: Available in Imperial BSP sizes to fit standard hydraulic systems, hoses, and fittings. Choose from multiple pack sizes to suit your needs. IDEAL FOR HYDRAULIC & PNEUMATIC APPLICATIONS: Perfect for use in hydraulic pumps, oil lines, engines, and air systems — trusted by mechanics, engineers, and maintenance professionals worldwide.