THK Roller Follower (NAST type) NAST20R 1 piece

Catalog number: NAST20R Features: ●A precision caged needle roller is built into the outer ring to prevent skew, provide excellent rotational performance, and withstand high-speed rotation. Applications: ●For cam mechanisms of automatic and special-purpose machines, and various conveying devices. Specifications: ●Inner diameter (mm): 20 ●Outer diameter (mm): 47 ●di (mm): 20 ●D (mm): 47 ●B (mm): 16 ●C (mm): 15.8 ●dr (mm): 25 ●Separate type ●Usage temperature range: -15 to 80°C Material/Finish: ●Carbon steel