{"product_id":"skf-nu-311-ecp-55-mm-id-roller-bearing-120-mm-od_nu-311-ecp","title":"SKF NU 311 ECP 55 mm ID Roller Bearing, 120 mm OD_NU 311 ECP","description":"\u003cp\u003eThis roller bearing is a single-row rolling element designed to support rotating shafts in industrial assemblies that require a sealed interface. It features end shields to limit contamination ingress and is suited to applications where radial load capacity and controlled internal clearance are important for stable operation.\u003c\/p\u003e\u003ch3\u003e\u003cb\u003eFeatures and Benefits\u003c\/b\u003e\u003c\/h3\u003e\u003cul\u003e\u003cli\u003eShielded ends reduce particulate ingress while maintaining rotation\u003cbr\u003eNon-metallic cage lowers running noise and reduces lubrication demand\u003cbr\u003eCN internal clearance ensures predictable axial displacement under load\u003cbr\u003e143 kN static capacity resists deformation during standstill loads\u003cbr\u003e156 kN dynamic capacity tolerates sustained radial forces in operation\u003cbr\u003eLimiting speed 7000 r\/min permits use in moderately high-speed machinery\u003c\/li\u003e\u003c\/ul\u003e\u003ch3\u003e\u003cb\u003eApplications\u003c\/b\u003e\u003c\/h3\u003e\u003cul\u003e\u003cli\u003eSuitable for conveyor drive-shaft support in manufacturing lines\u003cbr\u003eIdeal for gearbox input shafts in industrial transmissions\u003cbr\u003eUsed with rotary presses requiring stable radial load handling\u003cbr\u003eCan be used for roller elements in material-handling equipment\u003cbr\u003eSuitable for electric motor accessory-shaft\u003c\/li\u003e\u003c\/ul\u003e\u003ch3\u003e\u003cb\u003eWhat bore configuration does it require for mounting?\u003c\/b\u003e\u003c\/h3\u003e\u003cp\u003eIt fits a cylindrical bore and is intended for press or interference-fit installation.\u003c\/p\u003e\u003ch3\u003e\u003cb\u003eHow does the bearing manage axial movement under load?\u003c\/b\u003e\u003c\/h3\u003e\u003cp\u003eThe specified CN internal clearance provides a controlled allowance for axial and thermal movement during operation.\u003c\/p\u003e\u003ch3\u003e\u003cb\u003eWhat cage material considerations affect maintenance intervals?\u003c\/b\u003e\u003c\/h3\u003e\u003cp\u003eThe non-metallic cage reduces susceptibility to fretting corrosion and can extend re-lubrication intervals compared with metallic cages.\u003c\/p\u003e\u003ch3\u003e\u003cb\u003eHow should rotational speed limits be interpreted for application design?\u003c\/b\u003e\u003c\/h3\u003e\u003cp\u003eThe limiting speed of 7000 r\/min defines the maximum recommended rotational velocity to avoid excessive heat and wear during continuous use.\u003c\/p\u003e\u003ch3\u003eSelection guidance\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eReview the manufacturer specifications for compatibility with your equipment.\u003c\/li\u003e\n\u003cli\u003eConfirm the required dimensions and fitting arrangement before ordering.\u003c\/li\u003e\n\u003cli\u003eCheck the intended operating conditions against the product documentation.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"SKF","offers":[{"title":"Default Title","offer_id":56506793951611,"sku":"SKF-209-2114","price":255.22,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/5408\/4963\/files\/kg668ejpdfybqg3iulvw.jpg?v=1791933549","url":"https:\/\/tiedex.co.uk\/da\/products\/skf-nu-311-ecp-55-mm-id-roller-bearing-120-mm-od_nu-311-ecp","provider":"TIEDEX LIMITED","version":"1.0","type":"link"}