TRUSCO Disc Spring, Heavy Load, Outer Diameter 8, Inner Diameter 4.2 (10 Pieces) T22001 1 PK

Catalog number: T22001 Features: * Used for vibration relief, loosening prevention, etc. * Load is generated by bending and flexing the flat washer into a bow. * Effective when high loads are required in a small space. * Can be stacked in parallel or series depending on the required load and location of use. * Used when higher loads are required. Specifications: ●Outer diameter (mm): 8 ●Inner diameter (mm): 4.2 ●t plate thickness (mm): 0.4 ●Maximum deflection h × 0.75 (mm): 0.15 ●t + h height (mm): 0.6 ●Operating deflection h × 0.75 (mm): 0.15 ●Standard: Conforms to JIS B 2706 ●Hardness: HRC37-46 ●Surface treatment: Glossy finish (SUS304-CSP) Material/Finish: ●Stainless steel (SUS304-CSP) ●Surface treatment: Glossy finish (SUS304-CSP) Note: ●The plate thickness and height of outer diameters 22.5, 25, 28, 31.5, and 40 differ from JIS.