Product Description
Rexroth R165121320 KWD-025-FNS-C1-H-1
The Rexroth R165121320, also known as type KWD-025-FNS-C1-H-1, is a high-precision Ball Runner Block designed for demanding linear motion applications. As part of the Ball Rail System, it offers excellent rigidity, high load-carrying capacity, and smooth, low-friction travel. The FNS format (Flanged, Normal length, Standard height) allows for secure and versatile mounting options from above. This runner block is constructed from carbon steel and features a low preload (Class C1) and high accuracy (Class H), making it ideal for use in machine tools, industrial automation, and handling systems where precision and reliability are paramount.
Technical Specifications:
- Part Number: R165121320
- Type: Ball Runner Block KWD-025-FNS-C1-H-1
- Size: 25
- Format: FNS (Flanged, Normal length, Standard height)
- Accuracy Class: H (High)
- Preload Class: C1 (Low Preload)
- Dynamic Load Capacity (C): 22,900 N
- Material: Carbon Steel (CS)

Rexroth R165121320 KWD-025-FNS-C1-H-1
Order the Rexroth R165121320 (KWD-025-FNS-C1-H-1) size 25 flanged ball runner block. This high-accuracy, low-preload linear guide component is engineered for precise and reliable performance in industrial automation systems.







