NTN Angular Contact Ball Bearing: 71904, 1 Row, Matched, Duplex, 15°, Open
The NTN 71904 is a metric duplex angular contact ball bearing, supplied as a matched pair. This open bearing features a 15° contact angle, a 20 mm bore, and is rated ABEC 7 precision. It is identified by the…
SKU 3G-OTH-97510
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 71904 is a metric duplex angular contact ball bearing, supplied as a matched pair. This open bearing features a 15° contact angle, a 20 mm bore, and is rated ABEC 7 precision. It is identified by the manufacturer part number 71904CVDUJ74.
Frequently Asked Questions
What is the NTN 71904 angular contact ball bearing used for?
The NTN 71904 duplex angular contact ball bearing is used in high-speed, high-precision applications such as machine tool spindles, robotics, and aerospace assemblies. Its matched pair design and ABEC 7 precision handle combined axial and radial loads with minimal runout.
What are the specifications of the NTN 71904 bearing?
The NTN 71904 is a metric duplex angular contact ball bearing with a 20 mm bore, 15° contact angle, and ABEC 7 precision class. It is supplied as a matched pair (duplex) with open design. The manufacturer part number is 71904CVDUJ74.
Where to buy the NTN 71904 bearing worldwide?
You can source the NTN 71904CVDUJ74 duplex angular contact 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.
How to install a matched pair of NTN 71904 bearings?
Install the NTN 71904 matched pair as a duplex set, ensuring the correct orientation (face-to-face or back-to-back) per the application. Use a precision arbor press to apply force only to the inner ring. Lubricate per NTN recommendations and verify preload after mounting.
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3G Electric supplies NTN duplex angular contact bearings. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
