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RA20BN Ultra-high load linear guide NSK linear guides for machining centers
RA20BN Ultra-high load linear guide NSK linear guides for machining centers
RA20BN Ultra-high load linear guide NSK linear guides for machining centers
RA20BN Ultra-high load linear guide NSK linear guides for machining centers

RA20BN Ultra-high load linear guide NSK linear guides for machining centers

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  • Description
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The RA20BN is a state-of-the-art roller guideway integrating the best of NSK's analytical and tribological technologies. It achieves high load capacity and high rigidity, and its comprehensive product lineup meets the needs of a wide range of applications.
NSK RA roller linear guideways achieve world-leading high load capacity. This series contributes to the high performance of machine tools with its ultra-high rigidity and stable operation.
High load capacity and high rigidity are achieved through a unique roller design and optimal design.
High dustproof seals, standard configuration, maintain initial performance for extended periods.
Stable operation is achieved through roller guards. Standardized interchangeable parts (interchangeable components) allow for separate purchase of guideways and slides.
NSK RA Roller Linear Guideway Applications:
Machining Centers
NC Lathes
Heavy-Duty Machine Tools
Various Grinding Machines
Gear Cutting Machines
Drilling and Punching Machines
EDM Machines

Item

Specification

Product Model

RA20BN 

Slider Series

RA

Slider Type

BN

Specification

20

Individual Slider Model

RAA

Individual Guide Rail Model

R1A

Guide Rail Length

100-3000mm

Guide Slider Width[mm]

44

Guide Slider Length[mm]

106.3

Guide Slider Height[mm]

25

Guide Rail Width[mm]

20

Guide Rail Height[mm]

20.8

Height of Slider with Rail[mm]

30

Slider Weight[kg]

0.50

Guide Rail Weight[kg/m]

2.6

Rated Dynamic Load [N]

50Km-29500

100Km-24000

Rated Static Load [N]

70000

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