SPRINGS 



137 



STANDARD DRAWINGS FOR SPRINGS 



I 4 dead coils at 

 each end. 

 Grind ends square 

 wifii C.L. 



Rote -390 lb. per inch 



Toleronce -5 7o 



Materiol MS-IZ 



Size -0.250 diom. 



Hand -Right 



Finish -Block Japon 



Minimum wor Idng iengih 

 Jj2 max. J J2 minr" 

 Free iengfii 



Springs musf be sfraigiif and compressible 

 fo minimum working length without coils 

 touching or taking a permanent set 



■ono^ 



Close wound with- 

 out initial tension 



Rate- 1601b per inch 



Tolerance -t 57o 



Material- MS-13 



Size- 0.135 diom. 



Hond- Right 



Finish- Block Japon 



Free iength 



Maximum working length 



-4i *l 



length between ends 



Springs must be straight and capable of extension 

 to maximum working length without taking a 

 permanent set Ends must be neatly made and 

 without mutilation of wire 



{'Maximum deflect- 

 ion 180 degrees 



--22 —- 

 Free length 



Rote 



Toleronce 



Materiol-S.A.E.81 



Size- 0.125 diom. 



Hand -Right 



I Finish-None 



Sp^'hgs musf be straight and capable of 

 withstanding maximum deflection without 

 taking a permanen t set Ends must be 

 neatly made and without mutilation of wire 



Examples of standard spring drawings. At the top is a compression spring; in 

 the middle is shown an extension spring; at the bottom is a torsion spring. 



