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SW MR95ZZ Precision Miniature Deep Groove Ball Bearing (5x9x3mm) - Double Metal Shielded (ZZ)

7.19 7.19

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Product Category: Deep Groove Ball Bearing

Product Details

SW MR95ZZ Precision Miniature Deep Groove Ball Bearing (5x9x3mm) - Double Metal Shielded (ZZ)

The SW MR95ZZ Miniature Deep Groove Ball Bearing is engineered for high-precision applications requiring maximum rotational accuracy and stability within a compact footprint. Featuring internal dimensions of 5mm (bore), 9mm (outer diameter), and 3mm (width), this bearing adheres to strict ISO and ANSI standards. Constructed from high-carbon chromium steel (typically AISI 52100) and finished with two non-contact metal shields (ZZ), the MR95ZZ ensures optimal retention of lubricant while providing robust protection against particulate contamination in moderate environments. Its precision-ground raceways minimize friction and vibration, making it ideal for continuous operation in delicate machinery where reliability is paramount. Optimized for high-speed operation and low running torque, the SW MR95ZZ delivers exceptional performance across a diverse range of industries, including aerospace instrumentation, medical devices, dental equipment, model motors, and precision robotics. The double-shielded design ensures a longer maintenance-free service life compared to open variants, reducing costly downtime. As a key component in miniature power transmission systems, this SW bearing guarantees the high reliability and consistent quality demanded by professional engineers and product developers.

Key Features

  • Double Metal Shields (ZZ) for excellent protection against fine debris and optimized lubricant retention.
  • High-carbon chromium steel construction ensuring superior fatigue life and durability.
  • Suitable for high rotational speeds required in precision motor and instrument applications.
  • Low friction design minimizes running torque and maximizes energy efficiency.
  • Precision ABEC-3 tolerance grade guarantees smooth, reliable performance and dimensional consistency.

Technical Specifications

d5 mm
D9 mm
B3 mm
Bearing_TypeMiniature Deep Groove Ball Bearing
Closure_TypeZZ (Double Metal Shielded)
Radial_ClearanceC3 (Standard)
Dynamic_Load_Rating_Cr0.5 kN (Approx.)
Static_Load_Rating_Cor0.2 kN (Approx.)
Limiting_Speed56,000 RPM (Grease Lubrication)
Material52100 Chrome Steel
Precision_GradeABEC-3 / P6