SKFGeneral Purpose Cylindrical Roller Bearings
SKF Cylindrical Roller Bearing: 321, 105 mm Bore, 225 mm OD, 49 mm Overall Wd
The SKF Cylindrical Roller Bearing 321 is a general-purpose cylindrical roller bearing with an NU design, featuring a 105 mm bore, 225 mm OD, and 49 mm overall width. This metric bearing is constructed from alloy…
SKU 3G-OTH-101428
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SKF Products
3G Electric (S) Pte. Ltd. — Singapore
Product Description
The SKF Cylindrical Roller Bearing 321 is a general-purpose cylindrical roller bearing with an NU design, featuring a 105 mm bore, 225 mm OD, and 49 mm overall width. This metric bearing is constructed from alloy steel and is identified by the manufacturer part number NU 321 ECP.
Used in
Common applications for SKFHeavy 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 general purpose cylindrical roller bearings. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
