Spring Unit (DN-4435-1, DN-4435-2)
1)Plastic material: PA66,GF 15%,UL 94-HB; temperature-resistant:130AXC
2)Metal material: spring steel, nickel-plated;
3)Characteristic: good elasticity;
The spring unit pressure length is 3.8mm, its pressure force should more than 0,40Kgf;
The s... - Update: 2008-12-15