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제조사	INA
제조사품명	HK1212B
간략설명	INA HK1212B 12mm I.D Drawn Cup Needle Roller Bearing, 18mm O.D

■ 제품사양

Inside Diameter = 12mm Outside Diameter = 18mm Roller Bearing
타입 = Drawn Cup Needle Race Width = 12mm Bore
타입 = Parallel Material = Steel Static Load Rating = 7300N Cage Material = Sheet Steel
행 수 = 1 Dynamic Load Rating = 6500N End
타입 = Open Reference Speed = 15500rpm Limiting Speed = 20000rpm Fatigue Limit Load = 860N Drawn Cup Needle Roller Bearings. INA from Schaeffler drawn cup needle roller bearings with open ends and closed ends are bearings with a small radial section height. They comprise thin-walled, drawn cup outer rings and needle roller and cage assemblies which together form a complete unit. Most the bearings are of a single row design and do not have a lubrication hole. Double row designs have a lubrication hole and the suffix ZW. Features and Benefits. Lower operating costs. Reduced maintenance due to improved lubrication. Lower heat generation. Less noise. Product Application Information. These bearings allow the design of compact and easy??to??fit bearing arrangements with high radial load carrying capacity. Drawn cup needle roller bearings require a hardened and ground bearing raceway on the shaft. Suffixes. 2RS - Contact seals on both sides. RS - Contact seal on one side. ZW - Double row design, with lubrication hole