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 NJ design, featuring a 105 mm bore, 225 mm OD, and 49 mm overall width. Manufactured from alloy steel, this metric…
SKU 3G-OTH-103972
Also listed as: NJ321ECJ · NJ-321-ECJ
Local availability & support — the Philippines
- Delivery
- 5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
- Payment
- Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
- Ships to
- Manila, Quezon City, Cebu, Davao, Batangas
Need installation or engineering help?
Ask a question
Product Description
The SKF Cylindrical Roller Bearing 321 is a general-purpose cylindrical roller bearing with an NJ design, featuring a 105 mm bore, 225 mm OD, and 49 mm overall width. Manufactured from alloy steel, this metric bearing carries the manufacturer part number NJ 321 ECJ and the bearing industry number 321.
Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.
Frequently Asked Questions
What is the SKF Cylindrical Roller Bearing 321 used for?
The SKF Cylindrical Roller Bearing 321 (NJ 321 ECJ) is used in industrial machinery that requires high radial load capacity and moderate axial guidance. Common applications include gearboxes, pumps, compressors, and electric motors. Its NJ design allows the inner ring to accommodate axial displacement, making it suitable for shaft systems where thermal expansion must be managed.
What are the specifications of the SKF Cylindrical Roller Bearing 321?
The SKF Cylindrical Roller Bearing 321 has a 105 mm bore, 225 mm OD, and 49 mm overall width. It is a metric bearing with an NJ design, made from alloy steel. The manufacturer part number is NJ 321 ECJ, and the bearing industry number is 321. This general-purpose bearing is designed for high radial loads and moderate speeds.
Where to buy the SKF Cylindrical Roller Bearing 321 worldwide?
You can source the SKF Cylindrical Roller Bearing 321 (NJ 321 ECJ) worldwide through 3G Electric, a global industrial equipment distributor established in 1990. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we supply genuine SKF bearings to industrial customers globally.
How to select the correct SKF Cylindrical Roller Bearing 321 for an application?
To select the correct SKF Cylindrical Roller Bearing 321, verify that the bore (105 mm), OD (225 mm), and width (49 mm) match your shaft and housing dimensions. Confirm the NJ design suits your axial displacement needs. Check that the alloy steel construction and load ratings meet your application's radial load and speed requirements. Consult SKF's technical documentation for fit and lubrication recommendations.
Used in
Common applications for SKFSKF 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.
