FAFNIR - MM9311WI 3H DU | Angular Contact Ball Bearing Ballscrew | 44.47 × 76.20 × 31.75 mm

Details

FAFNIR MM9311WI 3H DU is an angular contact ball bearing ballscrew with inner diameter 44.47 mm, outer diameter 76.20 mm and width 31.75 mm. Additional specifications include bore type CYLINDRICAL, cage YES and lubrication STANDARD.

This record lists FAFNIR MM9311WI 3H DU as part of the Angular Contact Ball Bearing Ballscrew range under Ball Bearings. The product record shows size 44.47 × 76.2 × 31.75 mm, cylindrical bore, cage available, standard lubrication and weight 0.59 kg. Compare this record with applications such as maintenance replacement in ball-screw driven linear motion systems, focusing on shaft diameter, mounting arrangement and preload or bearing arrangement. Final suitability should be checked from the machine drawing or existing component. Catalogue note: The MMWI 3H DU bearing is a super-precision duplex angular contact ball bearing specifically engineered for ball screw support applications in CNC machinery and high-precision industrial equipment. It is designed for maximum axial rigidity, low drag torque, and extreme control over lateral eccentricity. Material : Typically features a Phenolic outer land-riding cage or a Nylon 6/6 cage to allow for a maximum complement of balls and higher load capacity.

Specifications