{"product_id":"copper-sealing-washers-530-x-750-x-18g","title":"Copper Sealing Washers .530 x .750 x 18G","description":"Copper sealing washers designed for reliable fluid-tight connections in plumbing, automotive, and industrial applications. These .530\" inner diameter by .750\" outer diameter washers feature 18-gauge thickness for optimal compression and durability. The soft copper material conforms easily to irregular surfaces, creating an effective seal that resists corrosion and temperature fluctuations. Ideal for use with bolts, screws, and fittings where a dependable barrier against leaks is essential. Stock these versatile fastener components for maintenance, repair, and assembly work.","brand":"My Store","offers":[{"title":"Default Title","offer_id":52064324485462,"sku":"HCU58","price":16.13,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0930\/2196\/2582\/files\/40095014-8638-49f1-99c5-c9bfbb1a4476.png?v=1765538142","url":"https:\/\/castleengineers.co.uk\/products\/copper-sealing-washers-530-x-750-x-18g","provider":"My Store","version":"1.0","type":"link"}