FAG Axial Spacer Ring FRM 140 / 12.5

Description

The FAG FRM 140 / 12.5 is a high-precision axial spacer ring designed for use in demanding bearing applications. Manufactured by FAG (Schaeffler Group), these rings are essential for accurately setting the preload or axial clearance of bearing arrangements, particularly when used with precision locknuts. Their precise dimensions and high-quality material ensure reliable performance and extended service life in equipment like machine tool spindles, gearboxes, and other precision machinery.

Specifications

• Manufacturer: FAG
• Type: Axial Spacer Ring
• Model: FRM 140 / 12.5
• Part Number: 30111100
• Material: Hardened and ground steel
• Nominal Inner Diameter: 140 mm
• Width: 12.5 mm

Label Info

• FRM 140 / 12.5
• Part No: 30111100

Application

This spacer ring is ideal for applications requiring high axial running accuracy and rigidity. It is commonly used in machine tool manufacturing, precision engineering, and heavy industrial equipment to ensure correct bearing setup.

Country of Origin

Made in Germany.

CO2 Impact

Reusing this component saves approximately 0.45 kg of CO2, contributing to a more sustainable industrial operation. This saving is comparable to driving a car for more than 2 kilometers.

Availability

This item is in stock and ready for immediate dispatch. Order now from PLC2Day for expert support and fast delivery.

FAQ

An FRM axial spacer ring is used to create a precise gap or to apply a specific preload on a bearing arrangement. It works with a precision locknut to clamp the inner ring of a bearing, ensuring high accuracy and rigidity in the assembly.

Yes, FAG spacer rings are manufactured from high-quality steel and are typically hardened and precision-ground on their faces and cylindrical surfaces to ensure extremely tight tolerances for parallelism and width.

While versatile, FRM spacer rings are primarily designed for use with precision bearings like cylindrical roller bearings, tapered roller bearings, and angular contact ball bearings where precise axial positioning is critical for performance.

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Last Update: Friday, March 13, 2026