Formula symbolsValueUnitDescription
                
                    
                        Material
                        1.4310
                        -
                        type of material
                    
                
                    
                        Eylet shape
                        1/1 deutsche
                        -
                        Eylet shape
                    
                
                    
                        F1
                        
                        N
                        prestressed spring force
                    
                
                    
                        L1
                        
                        mm
                        Prestressed spring length
                    
                
                    
                        s1
                        
                        mm
                        prestressed spring deflection
                    
                
                    
                        F2
                        
                        N
                        loaded spring force
                    
                
                    
                        L2
                        
                        mm
                        loaded spring length
                    
                
                    
                        s2
                        
                        mm
                        loaded spring deflection
                    
                
                    
                        Eyelet position
                        180
                        °
                        Eyelet position
                    
                
                    
                        d
                        2.2
                        mm
                        Wire diameter
                    
                
                    
                        D
                        
                        mm
                        mean coil diameter
                    
                
                    
                        De
                        30
                        mm
                        outer coil diameter
                    
                
                    
                        Dh
                        33.9
                        mm
                        minimum bush diameter
                    
                
                    
                        L0
                        133
                        mm
                        length of unstressed spring, measured from inner edge of loop to inner edge of loop
                    
                
                    
                        Lk
                        89.1
                        mm
                        length of unstressed spring body
                    
                
                    
                        Ln
                        
                        mm
                        maximum spring length, inner loop to inner loop
                    
                
                    
                        sn
                        417.3
                        mm
                        Maximum spring deflection
                    
                
                    
                        Fn
                        104.3
                        N
                        Maximum spring force
                    
                
                    
                        n
                        
                        pc.
                        Number of aktive coils
                    
                
                    
                        nt
                        
                        pc.
                        total number of coils
                    
                
                    
                        Lh
                        21.95
                        mm
                        distance of inner edge of loop from the spring body
                    
                
                    
                        R
                        0.242
                        N/mm
                        Spring rate
                    
                
                    
                        F0
                        3.5
                        N
                        initial tension
                    
                
                    
                        Fntol
                        6.4
                        N
                        (+/-) tolerance of maximum spring force
                    
                
                    
                        L0tol
                        2.4
                        mm
                        (+/-) tolerance of unstressed length
                    
                
                    
                        Detol
                        0.5
                        mm
                        (+/-) tolerance of outer coil diameter
                    
                
                    
                        Oesttol
                        47
                        degree
                        (+/-) tolerance of loop position
                    
                
                    
                        Weight
                        108.286
                        g
                        weight of one spring
                    
                
                    
                        Price group
                        #ZP
                        -
                        price group