Spécifications
Dimensions
- Bore Diameter105 mm
- Angle de contactSans objet
- Outside Diameter190 mm
- Overall Width36 mm
Details
- Type de roulementRoulements à billes à alignement automatique
- Type d’alésageDroit
- Type de fermetureOuvert
- Pays d’origineJP
- Description1221J BILLE BRG
- Code d’harmonisation8482105028
- Dégagement interneC3
- Description longueLe 1221J est un roulement à billes auto-alignable avec un alésage droit de 105mm , une conception ouverte et un diamètre extérieur de 190mm , idéal pour les machines industrielles.
- Numéro de catalogue du fabricant1221J
- Numéro CUP du fabricant029176059155
- Norme de mesureMétrique
- Type de produitRoulements à billes à alignement automatique
- Anneau à pression inclusSans anneau élastique
- CUP_NON029176059155
Aperçu
Données sur la conformité et la sécurité
Literature & Catalogs
NSK Steel Metals Works Asset Improvement Program Success StoryNSK helped a steel manufacturer reduce bearing failures in a 4-stand tandem mill by replacing conventional bearings with Super-TF bearings for contaminated environments. The upgrade extended service life and delivered $119,600 cost savings.
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NSK Bearings For Steel Industry BrochureRobust, wear-resistant, and durable, NSK's rolling bearings are engineered for the demanding environments of the iron and steel industry. Robust deliver reliable performance, extended service life, and reduced maintenance in extreme operating conditions across applications.
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NSK Tough Steel BrochureNSK Tough Steel Bearings deliver longer life in contaminated and heavy-duty environments through advanced heat treatment and optimized retained austenite. Enhanced toughness, hardness and wear resistance provide superior performance in mining, cement, steel, paper and wind industries.
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NSK Super-TF Four Row Cylindrical Roller Bearings BrochureNSK Super-TF four-row cylindrical roller bearings are engineered for back-up rolls in rolling mill stands, delivering exceptional load capacity, high precision, and extended service life under extreme loads, contamination, and harsh lubrication conditions. Designed with advanced Super-TF steel and multiple cage configurations, they improve durability, reduce downtime, and enhance rolling accuracy in steel and metals processing applications.
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More resources
NSK Sendzimir Backup Roller Bearings Brochure
NSKs back-up roller bearings for cluster mills are engineered with the requisite ring strength and running accuracy to support precise plate and sheet making. With advanced options including our long-life STF steel and innovative seal design, they withstand heavy loads and lubrication challenges to deliver a long and reliable service life.
NSK SWR Spherical Roller Bearings Continuous Casting Machines Brochure
NSK SWR Series spherical roller bearings are engineered for continuous casting machines in steel and metals processing, delivering superior wear resistance, flaking life, and core toughness. Designed for heavy loads, contamination, and ultra-low speeds, they extend roll segment life and reduce unplanned downtime.
