Features:_x000D_ 1. Heavy load, short stroke, small space required, easy to use in combination._x000D_ 2. Easy to repair and replace, high economic security, suitable for precision heavy machinery with small space and large load._x000D_ 3. Disc spring has a larger deformation energy per unit volume than other types of springs. Has good buffer shock absorption capacity._x000D_ 4. With variable stiffness characteristics._x000D_ 5. Often used as a strong buffer and shock absorber in heavy machinery, it is also a compacting device for clutches, safety valves, pressure reducing valves, etc._x000D_ _x000D_ Specification:_x000D_ Item Type: Disc Spring_x000D_ Material: Steel_x000D_ _x000D_ Color: As Pictures Show _x000D_ Size(cm/inch)_x000D_ Quantity_x000D_ _x000D_ 6 * 3.2 * 0.3 / 2.4 * 1.3 * 0.1_x000D_ 20Pcs_x000D_ _x000D_ 8 * 4.2 * 0.3 / 3.1 * 1.7 * 0.1_x000D_ 20Pcs_x000D_ _x000D_ 10 * 5.2 * 0.4 / 3.9 * 2.0 * 0.16_x000D_ 20Pcs_x000D_ _x000D_ 12.5 * 6.2 * 0.5 / 4.9 * 2.4 * 0.2_x000D_ 20Pcs_x000D_ _x000D_ 14 * 7.2 * 0.5 / 5.5 * 2.8 * 0.2_x000D_ 20Pcs_x000D_ _x000D_ 16 * 8.2 * 0.6 / 6.3 * 3.2 * 0.24_x000D_ 20Pcs_x000D_ _x000D_ 18 * 9.2 * 0.7 / 7.1 * 3.6 * 0.28_x000D_ 20Pcs_x000D_ _x000D_ 20 * 10.2 * 0.8 / 7.9 * 4.0 * 0.3_x000D_ 20Pcs_x000D_ _x000D_ Package Size: 13 * 6.5 * 2cm / 5.1 * 2.6 * 0.8inch _x000D_ Package Weight: Approx. 112g_x000D_ _x000D_ Package List:_x000D_ 1 * Box of Disc Spring