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SKF Spherical Roller Bearing: 21309, 45 mm Bore, Cylindrical, 100 mm OD - High-Clearance Spherical Roller Bearings
SKFHigh-Clearance Spherical Roller Bearings

SKF Spherical Roller Bearing: 21309, 45 mm Bore, Cylindrical, 100 mm OD

The SKF Spherical Roller Bearing 21309 is a high-clearance spherical roller bearing with a 45 mm bore, cylindrical bore type, 100 mm outer diameter, and 25 mm overall width. It is identified by manufacturer part…

SKU 3G-OTH-106733

Also listed as: 21309EC3 · 21309 E C3 · 21309-E-C3

Brand
SKF
Item
Spherical Roller Bearing: 21309, 45 mm Bore, Cylindrical, 100 mm OD
Category
High-Clearance Spherical Roller Bearings
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

SKF
Manufacturer Part Number
21309 E/C3
Type
Cylindrical
Bore
45 mm
OD
100 mm
Overall Wd
25 mm
Bearing Industry Number
21309

Technical Documents

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SKF Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The SKF Spherical Roller Bearing 21309 is a high-clearance spherical roller bearing with a 45 mm bore, cylindrical bore type, 100 mm outer diameter, and 25 mm overall width. It is identified by manufacturer part number 21309 E/C3 and bearing industry number 21309.

Frequently Asked Questions

What is the SKF 21309 spherical roller bearing used for?

The SKF 21309 E/C3 spherical roller bearing is designed for heavy radial and axial loads in industrial machinery such as conveyors, fans, and gearboxes. Its high-clearance C3 internal fit accommodates thermal expansion and misalignment, making it suitable for applications where shaft expansion or housing deflection occurs.

What are the specifications of the SKF 21309 bearing?

The SKF 21309 E/C3 has a 45 mm bore, 100 mm outer diameter, and 25 mm overall width. It features a cylindrical bore type and is classified as a high-clearance spherical roller bearing. The manufacturer part number is 21309 E/C3, and the bearing industry number is 21309.

Where to buy SKF 21309 bearings worldwide?

You can source the SKF 21309 E/C3 spherical roller bearing through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we supply genuine SKF bearings to industrial buyers globally.

How to select the correct SKF spherical roller bearing for an application?

To select the correct SKF spherical roller bearing like the 21309 E/C3, match the bore diameter (45 mm), outer diameter (100 mm), and width (25 mm) to your shaft and housing dimensions. Consider load ratings, operating temperature, and required clearance (C3 for high clearance). Consult SKF's technical documentation for fit and lubrication recommendations.

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 spherical 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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Compatible alternatives & equivalents

Cross-referenced by specification & description
SKF Spherical Roller Bearing: 21310, 50 mm Bore, Cylindrical, 110 mm OD, 27 mm Overall Wd (MPN 21310 E/C3)
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SKF Spherical Roller Bearing: 21310, 50 mm Bore, Cylindrical, 110 mm OD, 27 mm Overall Wd (MPN 21310 E/C3)
SKF Spherical Roller Bearing: 21311, 55 mm Bore, Cylindrical, 120 mm OD, 29 mm Overall Wd (MPN 21311 E/C3)
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SKF Spherical Roller Bearing: 21311, 55 mm Bore, Cylindrical, 120 mm OD, 29 mm Overall Wd (MPN 21311 E/C3)
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SKF Spherical Roller Bearing: 21309, 45 mm Bore, Cylindrical, 100 mm OD, 25 mm Overall Wd, 21309 E
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SKF Spherical Roller Bearing: 21316, 80 mm Bore, Cylindrical, 170 mm OD, 39 mm Overall Wd (MPN 21316 E/C3)
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SKF Spherical Roller Bearing: 21316, 80 mm Bore, Cylindrical, 170 mm OD, 39 mm Overall Wd (MPN 21316 E/C3)

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