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SKF Cylindrical Roller Bearing: 311, 55 mm Bore, 120 mm OD, 29 mm Overall Wd - High-Clearance Cylindrical Roller Bearings
SKFHigh-Clearance Cylindrical Roller Bearings

SKF Cylindrical Roller Bearing: 311, 55 mm Bore, 120 mm OD, 29 mm Overall Wd

The SKF Cylindrical Roller Bearing: 311 is a high-clearance cylindrical roller bearing with an NU design, featuring a 55 mm bore, 120 mm OD, and 29 mm overall width. It is constructed from alloy steel and uses metric…

SKU 3G-OTH-105076

Brand
SKF
Item
Cylindrical Roller Bearing: 311, 55 mm Bore, 120 mm OD, 29 mm Overall Wd
Category
High-Clearance Cylindrical Roller Bearings
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Technical Specifications

SKF
Manufacturer Part Number
NU 311 ECJ/C3
Type
Cylindrical, Steel
Bore
55 mm
OD
120 mm
Overall Wd
29 mm
Ring Material
Alloy Steel
System of Measurement
Metric
Bearing Industry Number
311
Cylindrical Bearing Design
NU
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SKF Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The SKF Cylindrical Roller Bearing: 311 is a high-clearance cylindrical roller bearing with an NU design, featuring a 55 mm bore, 120 mm OD, and 29 mm overall width. It is constructed from alloy steel and uses metric measurements, with the manufacturer part number NU 311 ECJ/C3 and bearing industry number 311.

Used in

Common applications for SKF
Heavy machinery gearboxes — SKF spherical roller bearings (e.g., 24056 CCK30/W33) for high radial load capacity
Electric motor repair — SKF cylindrical roller bearings (e.g., NJ 307 ECP/C3) for free axial expansion
Pump shaft sealing — SKF CRWA1 rotary shaft seals (e.g., 17100) for fluid retention in rotating equipment
Conveyor system maintenance — SKF wear sleeves (e.g., 99274) to protect shafts from seal abrasion
Machine tool spindles — SKF angular contact bearings (e.g., 7413 BGBM) for axial load support in duplex sets
Industrial fan assemblies — SKF spherical roller bearings (e.g., 23044 CC/W33) for misalignment accommodation

SKF Products

3G Electric supplies SKF high-clearance cylindrical roller bearings. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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