Model Number

springs

Spring 
Helical spring
Cylindrically helical spring
Cylindrically helical compression spring 
Cylindrically helical tension spring
Stranded helical wire spring
Non-cylinder helical spring
Rectangular helical compression spring
Elliptic helical compression spring
Egg appear helix helical compression spring 
Non-linear feature helical spring
Variable pitch cylindrically helical spring 
Conical helical spring 
Barrel shaped helical spring 
Hourglass shaped helical spring 
Leaf spring 
Semi-elliptic spring 
Constant rate semi-elliptic spring 
Variable rate semi-elliptic spring 
Variable across leaf spring 
Full elliptic spring 
Constant rate full elliptic leaf spring 
Variable rate full elliptic leaf spring
Cantilever leaf spring 
Disc spring (belleville spring) 
Single piece disc spring 
Combined disc spring 
Diaphragm spring 
Spiral spring 
Flat spiral spring
Non-contact flat spiral spring 
Contact flat spiral spring 
Constant-force spring 
Valute spiral spring 
Flake spring 
Non-linearity flake spring 
Linearity flake spring 
Serpentine spring 
Rubber spring 
Compression rubber spring 
Shear rubber spring 
Retortion rubber spring 
Combined rubber spring 
Laminated rubber spring 
Sleeved rubber spring 
Air spring
Bellows type air spring
Single convolution bellows type air spring
Double convolution bellows type air spring
Three convolution bellows type air spring 
Diaphragm air type spring
Constrained diaphragm air type spring

Free diaphragm air type spring 
Combined type air spring 
Telescopic air spring 
Pneumo-hydraulic spring 
Gas spring 
Compression gas spring 
Locking gas spring 
Gas spring with gas source 
Ring type spring 
Torsion bar spring 
Stabilizer bar 
Line spring 
Oil seal spring 
Rubber-metal spring
Combined spring

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