{"product_id":"skf-nu-311-ecp-c3-55-mm-id-roller-bearing-120-mm-od_nu-311-ecp-c3","title":"SKF NU 311 ECP\/C3 55 mm ID Roller Bearing, 120 mm OD_NU 311 ECP\/C3","description":"\u003cp\u003eThis roller bearing is designed to support radial loads in rotating machinery where precise internal clearance and high load capacity are required. It accommodates a cylindrical shaft Interface and is constructed from steel with a non‑metallic cage, making it suitable for industrial shafts operating at elevated rotational speeds.\u003c\/p\u003e\u003ch3\u003e\u003cb\u003eFeatures and Benefits\u003c\/b\u003e\u003c\/h3\u003e\u003cul\u003e\u003cli\u003eSingle‑row design delivers high radial load capacity\u003cbr\u003eInternal clearance C3 allows increased thermal expansion tolerance\u003cbr\u003eSteel rollers and rings provide Durable rolling contact\u003cbr\u003eNon‑metallic cage reduces noise and frictional heat\u003cbr\u003eLimiting speed of 7000 rev\/min supports high‑speed operation\u003cbr\u003eHigh static capacity of 143 kN resists heavy standstill loads\u003c\/li\u003e\u003c\/ul\u003e\u003ch3\u003e\u003cb\u003eApplications\u003c\/b\u003e\u003c\/h3\u003e\u003cul\u003e\u003cli\u003eSuitable for heavy‑duty electric motor bearings\u003cbr\u003eUsed for gearbox intermediate shaft support\u003cbr\u003eIdeal for conveyor drive rollers under load\u003cbr\u003eCan be used in pump rotor radial support\u003cbr\u003eUsed with industrial fans operating at high speed\u003c\/li\u003e\u003c\/ul\u003e\u003ch3\u003e\u003cb\u003eWhat bore Interface does this component require?\u003c\/b\u003e\u003c\/h3\u003e\u003cp\u003eIt requires a cylindrical bore with an internal diameter of 55 mm.\u003c\/p\u003e\u003ch3\u003e\u003cb\u003eHow does clearance classification affect mounting precision?\u003c\/b\u003e\u003c\/h3\u003e\u003cp\u003eThe C3 clearance provides extra internal radial play to compensate for shaft growth and misalignment during temperature rise.\u003c\/p\u003e\u003ch3\u003e\u003cb\u003eWhat materials contact the shaft and housing during operation?\u003c\/b\u003e\u003c\/h3\u003e\u003cp\u003eThe rolling elements and raceways are MADE of steel, while the retaining cage is a non‑metallic material.\u003c\/p\u003e\u003ch3\u003e\u003cb\u003eHow should load expectations be assessed for stationary loads?\u003c\/b\u003e\u003c\/h3\u003e\u003cp\u003eUse the static load rating of 143 kN to evaluate capacity against Peak non‑rotating loads.\u003c\/p\u003e\u003ch3\u003e\u003cb\u003eWhat rotational limit should be observed during specification?\u003c\/b\u003e\u003c\/h3\u003e\u003cp\u003eThe bearing should not exceed a limiting speed of 7000 rev\/min in service.\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":56506793197947,"sku":"SKF-207-8597","price":253.87,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/5408\/4963\/files\/Y2078597-01.jpg?v=1791933502","url":"https:\/\/tiedex.co.uk\/da\/products\/skf-nu-311-ecp-c3-55-mm-id-roller-bearing-120-mm-od_nu-311-ecp-c3","provider":"TIEDEX LIMITED","version":"1.0","type":"link"}