SKF Cylindrical Roller Bearing: 311, 55 mm Bore, 120 mm OD, 29 mm Overall Wd
The SKF Cylindrical Roller Bearing 311 is a general-purpose cylindrical roller bearing with an NU design, featuring a 55 mm bore, 120 mm OD, and 29 mm overall width. Manufactured from alloy steel, this metric bearing…
SKU 3G-OTH-101510
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Product Description
The SKF Cylindrical Roller Bearing 311 is a general-purpose cylindrical roller bearing with an NU design, featuring a 55 mm bore, 120 mm OD, and 29 mm overall width. Manufactured from alloy steel, this metric bearing carries the manufacturer part number NU 311 ECM and the bearing industry number 311.
Frequently Asked Questions
What is the SKF Cylindrical Roller Bearing 311 used for?
The SKF Cylindrical Roller Bearing 311 is used in industrial machinery that requires high radial load capacity and moderate speed, such as gearboxes, pumps, compressors, and electric motors. Its NU design allows axial shaft displacement, making it suitable for applications where thermal expansion must be accommodated.
What are the specifications of the SKF Cylindrical Roller Bearing NU 311 ECM?
The SKF Cylindrical Roller Bearing NU 311 ECM has a 55 mm bore, 120 mm OD, and 29 mm overall width. It is a metric, general-purpose cylindrical roller bearing with an NU design, made from alloy steel with a brass cage. The bearing industry number is 311.
Where to buy the SKF Cylindrical Roller Bearing 311 worldwide?
3G Electric supplies the SKF Cylindrical Roller Bearing 311 worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time on this NU 311 ECM bearing.
How to select the right SKF cylindrical roller bearing for an application?
To select the right SKF cylindrical roller bearing, match the bore, OD, and width to your housing and shaft dimensions. Consider the NU design for applications requiring axial float. Verify load ratings and speed limits from SKF specifications. 3G Electric can help interpret your requirements and source the correct bearing.
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3G Electric supplies SKF general purpose cylindrical roller bearings. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.















