NN49/670
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Specifications
Availability: 100 PCS
Brand: HSN/ ARB/ OEM
Bearing Number: NN49/670
Category: Cylindrical Roller Bearings
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Weight and Dimensions
Bore (d): 670 mm 26.3780 in
Outer Diameter (D): 900 mm 35.4331 in
Width (W): 230 mm 9.0551 in
Weight: 410 kg 904 lbs
Data from ARB (medias)
Dynamic Capacity (C) : 4950 KN 1112900 lbs
Static Capacity (Co) : 13700 KN 3079900 lbs
Product Properties
Precision: P0, P6, P5
Hardness: HRC58-62
Ring Material: GCr15, GCr15SiMn, 100CrMnSi6-4, etc.
Cage Material: Brass, Steel
Certificate: ISO9001:2015
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Downloads & Links
ARB Cylindrical Roller Bearings Guide
Product Description
The American Roller Bearing NN49/670 double-row cylindrical roller bearing consists of an inner ring, a separable outer ring, two rows of cylindrical rollers, and a machined brass cage. Its double-row roller arrangement provides high radial load capacity and rigidity, while allowing axial displacement to accommodate shaft expansion during operation. The separable outer ring facilitates mounting and maintenance, while the robust cage and roller arrangement provide smooth and stable performance under demanding loads. It is suitable for lathes, machine tools, industrial gearboxes, pinion stands, rolling mill equipment, and other heavy-duty rotating machinery requiring high radial load capacity, rigidity, and reliable shaft support.
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