Fuji Precision FINE U-NUT M20 x 1 S45C FUN04SC 1 piece

Catalogue number: FUN04SC Features: ● Pressure adjustment for fasteners is easy. ● Can be reused. ● Easy to tighten, no skilled techniques are required. ● Fine adjustments can be made at any position, and torque management is easy. ● No need to machine keyways on the shaft. ● No need for toothed washers, and forgetting to bend can be prevented. ● Improves the rotational balance of shafts and bearings. ● Allows the use of thinner-walled shafts than before. ● No need for the processing, parts, and techniques previously required, achieving total cost reduction. ● Special tools up to M100 are available. Applications: ● For use where adjustments are required or where strong tightening is difficult. Specifications: ●Screw dimensions: M20 × 1 ●Outer diameter (mm): 32 ●Screw precision: JIS 6H (class 2) ●φd1 (mm): 26 ●φd2 (mm): 32 ●h (mm): 7.7 ●m (mm): 6 ●b (mm): 4 ●h1 (mm): 1.8 ●g (mm): 28.4 ●JIS 6H (class 2) Bearing anti-loosening nut Material/Finish: ●Body: S45C tempered ●Friction ring: SUS301 (270° ring) Caution: ●Avoid rapid tightening as a high friction torque will be generated.