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Nachi

7210CYDUP4 Nachi Angular Contact Bearing 50x90x20 ABEC-7 Bearing

7210CYDUP4 Nachi Angular Contact Bearing 50x90x20 ABEC-7 Bearing

Regular price $804.00 USD
Regular price $2,142.00 USD Sale price $804.00 USD
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High Precision Ball Bearings
7210CYDUP4 Nachi Angular Ball Bearings
15 degrees Contact Angle
Abec-7
50mm x 90mm x 20mm
Made in Japan


7210CYDUP4 Nachi high precision Angular pair of Ball Bearings with 15 degrees contact angle and Polyamide resin cage, pair of ball bearings is 2 duplex bearings, bearings are ABEC-7 (P4) quality and made in Japan.

  • 7210CYDUP4 Nachi Ball Bearings
  • Nachi Angular Ball Bearings
  • Cage: Polyamide resin cage
  • Quality: ABEC-7 (P4 quality)
  • Dimensions: 50mm x 90mm x 20mm/Metric
  • ID (inner diameter)/Bore: 50mm
  • OD (outer diameter): 90mm
  • Width: 20mm
  • Size: 50 x 90 x 20 mm
  • Quantity: Pair of Bearings
  • Dynamic load rating Cr: 70,000 N
  • Static load rating Cor: 63,500 N
  • Limiting Speed:
    • Grease Lubrication: 8,800 RPM
    • Oil Lubrication: 13,000 RPM
  • Made in Japan


Dimensions
d D B r r1 a
50mm 90mm 20mm 1.1mm 0.6mm -1.9mm


💡 What Does ABEC-7 Mean?

ABEC-7 is a high-precision rating from the Annular Bearing Engineers’ Committee (ABEC), indicating extremely tight manufacturing tolerances. These bearings provide ultra-smooth, low-friction performance and are often used in high-speed, high-accuracy applications.

ABEC-7 bearings are commonly found in precision instruments, aerospace equipment, high-end electric motors, and demanding industrial machinery. They offer exceptional performance but are typically more expensive due to the level of accuracy involved.

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