Self Aligning Ball Bearing

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Phone Number

08048035562

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Email Address jaivardhansaboo@gmail.com

Mon-Thu: 10 AM - 2 PM • Fri: 3 PM - 7AM

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Address Shop No. 9 Satyam Plaza, Civil Lines

Gurugram, India, 122001

Description

Self-aligning ball bearings have two rows of balls, a common sphered raceway in the outer ring and two deep uninterrupted raceway grooves in the inner ring. They are available open or sealed.

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NSK

The NSK 7209CTYNDULP4 is a high-precision, single-row angular contact ball bearing supplied as a universally ground duplex set (DU). Technical Specifications & Dimensions • Bore Diameter (d): 45 mm • Outside Diameter (D): 85 mm • Width (B): 19 mm per bearing • Contact Angle (C): 15° • Cage Type (TYN): Ball-guided polyamide/resin cage designed for lower friction and reduced noise. • Preload / Arrangement (DU / L): Universally ground duplex pair with a light preload. • Accuracy Class (P4): ISO Tolerance Class 4 (equivalent to ABEC 7), offering high running and dimensional precision. • Dynamic Load Rating (Cr): 51.5 kN • Static Load Rating (C0r): 28.8 kN • Limiting Speeds: 17,700 rpm (grease) / 22,000–27,000 rpm (oil/oil-air) • Weight / Mass: ~0.406 kg per bearing Commonly used in high-speed applications like CNC machine tool spindles and precision machinery.