NTN Tapered Roller Bearing Cone: 643, 2 3/4 in Bore, 4.92 in OD, 1.625 in Cone Wd
The NTN Tapered Roller Bearing Cone: 643 is an inch-system tapered roller bearing cone with a 2 3/4 in bore, 4.92 in OD, and 1.625 in cone width. It features a chrome steel cage and carbon steel ring, and is…
SKU 3G-OTH-103742
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
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Product Description
The NTN Tapered Roller Bearing Cone: 643 is an inch-system tapered roller bearing cone with a 2 3/4 in bore, 4.92 in OD, and 1.625 in cone width. It features a chrome steel cage and carbon steel ring, and is compatible with cup manufacturer part number 633.
Frequently Asked Questions
What is the NTN 643 tapered roller bearing cone used for?
The NTN 643 tapered roller bearing cone is used in industrial machinery that handles combined radial and axial loads, such as gearboxes, conveyors, and pumps. It is an inch-system component with a 2 3/4 in bore and 4.92 in OD, designed to work with cup 633 for reliable rotational support.
What are the specifications of the NTN 643 bearing cone?
The NTN 643 tapered roller bearing cone has a 2 3/4 in bore, 4.92 in OD, and 1.625 in cone width. It features a chrome steel cage and carbon steel ring, with a tapered bore type. This inch-system cone is compatible with cup manufacturer part number 633.
Where to buy the NTN 643 bearing cone worldwide?
3G Electric supplies the NTN 643 tapered roller bearing cone to customers worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this inch-system cone with a 2 3/4 in bore and chrome steel cage to your facility.
How to select the correct cup for the NTN 643 bearing cone?
To select the correct cup for the NTN 643 tapered roller bearing cone, use the compatible cup manufacturer part number 633. Ensure the cup matches the cone's 4.92 in OD and inch-system dimensions. Always verify fit with the bearing industry number 643 for proper load distribution.
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3G Electric supplies NTN tapered roller bearing cones. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
