Page 1179 - MiSUMi 2025

Economy series Tension Springs Ultra Light Load / Light Load O.D. 3-8
Springs Technical Calculation Excerpted from GB/T 23935-2009

Shape Type M Material
C-AWA Spring Steel
Ultra Light Load
C-AUA SUS304-WPB
C-AWY Spring Steel 14
Light Load
C-AUY SUS304-WPB

d Springs

2D

3L F Coil Springs Round Wire
QUltra Light Load QLight Load P.14-004

2Coil Under dynamic load 2Coil Under dynamic load
O.D. D Wire Max. (Initial (Spring O.D. D Wire Max. (Initial (Spring Springs Tension
1Type 3Free Dia. Displacement Max. Tension) Constant) 1Type 3Free Dia. Displacement Max. Tension) Constant)
Length d Fmax. Load N N/mm Length d Fmax. Load N N/mm
L Mm N L Mm N
3-10 10.4 0.11 3-10 8.7 0.23 P.14-016
15 0.25 23 1.27 0.15 0.049 15 16.6 0.12
20 35.9 0.031 0.3 2.25 0.29
25 47.9 0.024 20 25 0.08 Tension Springs Posts For
4-15 14.6 0.14 25 33.3 0.06
20 0.35 24.1 2.26 0.25 0.083 4-15 10 0.26
30 42.7 0.047 P.14-020
40 60.3 0.033 20 16.8 0.16
5-15 8.2 0.33 25 22.5 3.24 0.59 0.12
C-AWA 25 21.5 0.13 0.4 Springs Torsion
(Spring Steel) 30 0.45 29.4 3.24 0.49 0.093 30 28.4 0.09
C-AUA 35 35 0.078 35 33.7 0.08
(SUS304-WPB) 40 43 0.064 40 38.5 3.24 0.59 0.07 P.14-022
6-20 16.2 0.34 5-15 6.8 0.49
25 25.2 0.22
30 34.7 0.16 C-AWY 20 11.7 0.28
35 0.55 42.7 6.08 0.64 0.13 (Spring Steel) 25 17 0.2 Disc Springs
40 50.4 0.11 C-AUY 30 0.5 21.2 4.22 0.88 0.16
45 61.6 0.088 (SUS304-WPB)
60 85.3 0.064 40 34 0.1 P.14-023
8-35 0.7 36.2 8.53 1.08 0.21 45 37.7 0.09
40 44.7 0.17
6-20 14 0.49
25 21.2 0.32
30 0.6 28 8.14 1.27 0.25
35 35 0.2
40 41.1 0.17
45 50 0.14
8-25 15.1 0.69
30 0.8 21.2 12.75 2.35 0.49
35 26.5 0.39
40 33.1 0.31
Load {kgf}=Load N×0.101972
E Please visit MISUMI website for details of the models available
for sale.
Ordering Part Number (1Type · 2Coil O.D. D) - 3Free Length L
Example C-AWA3 - 10

How to search Search on MISUMI official website Step 1 Step 2 Select Economy series
on website 1 C-AWA 2 tension spring # MISUMI
By Type Search on MISUMI official website and get your product By Keyword # Only MISUMI Economy series

14-015 Tension Springs 14-016