Description 1.5″ BSP Backnut (45mm/3 Pack) for Pond Pipework BSP backnuts suitable for a wide range of applications across many professional and industrial environments. Manufactured from a high-quality plastic polymer and produced to British Standards, ensuring strength, durability, and reliable performance. Sold as a pack of 3. Features & Compatibility Manufactured to BSP standards Compatible with any equipment or fittings using the same BSP thread size Ideal for industrial, commercial, and professional applications If you are unsure about BSP sizing, please refer to a male and female BSP thread conversion chart for guidance before purchasing. 1.5″ BSP Thread Dimensions Thread Type: BSP Female Internal Diameter: 45 mm
