NUP 311 NR RICH 55x120x29

NUP311NR RICH Single Row Cylindrical Roller Bearing – 55 x 120 x 29 mm – With Snap Ring Groove

Engineered for exceptionally high radial loads and robust performance in demanding industrial applications, the NUP311NR RICH single row cylindrical roller bearing is designed for superior durability and efficiency. Its integrated snap ring groove makes it an ideal choice for critical operational environments.

With precise dimensions of 55 mm inner diameter, 120 mm outer diameter, and a 29 mm width, this bearing is built for reliable and long-lasting operation. The RICH NUP311NR features a durable steel cage for optimal roller guidance and minimal friction. The "NUP" designation indicates that the outer ring has two integral flanges and the inner ring has one integral flange, allowing for axial displacement in one direction while providing axial guidance in the other. Crucially, the outer ring is equipped with a groove and snap ring, facilitating axial location within the housing and simplifying installation.

Manufactured by RICH in China, this single row cylindrical roller bearing weighs 1.4 kg. Its superior radial load capacity, snap ring for easy mounting, and robust construction make it an excellent choice for heavy machinery, gearboxes, and other applications where maximum load support and reliable performance are paramount.

Technical Specifications:

• Type: Single Row Cylindrical Roller Bearing
• Model: NUP311NR
• Brand: RICH
• Inner Diameter (d): 55 mm
• Outer Diameter (D): 120 mm
• Width (B): 29 mm
• Cage: Steel
• Groove on Outer Ring: Yes, with snap ring
• Country of Origin: China

Key Performance Advantages:

• Exceptional Radial Load Capacity: Designed to efficiently manage very high radial loads, ensuring robust performance.
• Axial Location with Snap Ring: The outer ring with a snap ring groove allows for straightforward and secure axial location in a housing.
• Robust Construction: Built for long service life and dependable performance in heavy-duty and high-stress applications.
• Axial Displacement Accommodation: The "NUP" configuration allows for controlled axial movement in one direction while providing guidance in the other.
• Versatile Application: Ideal for heavy industrial machinery, gearboxes, electric motors, and other critical equipment.
• RICH Quality Assurance: Produced in China to high manufacturing standards, guaranteeing dependable performance.