{"product_id":"475-375-050-r21-sc-single-lip-nitrile-rotary-shaft-oil-seal-with-garter-spring-3-3-4x4-3-4x1-2-inch","title":"475 375 050 R21\/SC Single Lip Nitrile Rotary Shaft Oil Seal with Garter Spring 3.3\/4x4.3\/4x1\/2 Inch","description":"Seals are ideal for excluding dirt, dust, water or any other contaminant whilst retaining lubricant in rotary shaft equipment. They are generally used as a means of protecting the bearings of rotating shafts.\u003cbr\u003e\n\u003cbr\u003e\nThe term nitrile rubber is used for acrylonitrile-butadiene rubber (NBR). This material has very good engineering properties and is a general-purpose sealing lip material. It is a copolymer manufactured from acrylonitrile and butadiene that provides good resistance to the following media:\u003cbr\u003e\n\u003cbr\u003e\nMost mineral oils and greases with a mineral oil base\u003cbr\u003e\nNormal fuels like gasoline, diesel and light heating oils\u003cbr\u003e\nAnimal and vegetable oils and fats and hot water","brand":"BKL Brand","offers":[{"title":"Default Title","offer_id":57783630791037,"sku":"475x375x050-R21","price":7.82,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0588\/9684\/2842\/files\/104969_a454d764-f714-422e-8a68-ad9ab4eb5a62.jpg?v=1770196897","url":"https:\/\/bearing-king.co.uk\/products\/475-375-050-r21-sc-single-lip-nitrile-rotary-shaft-oil-seal-with-garter-spring-3-3-4x4-3-4x1-2-inch","provider":"Bearing King","version":"1.0","type":"link"}