INTERNATIONAL STANDARD ISO 10243:2019(E) Technical specifications

4.1 General

ISO 10243:2019(E)

Key

Lo free length

Dd rod diameter

DH hole diameter

Figure 1 — Compression springs

4.2 Tolerances for free length, Lo

The tolerances for free length, Lo, shall comply with Figure 1 and Table 1.

Table 1 — Tolerances of free length
Lo
mm
Tolerance
±1 mm25
32
38
44
51
64
76
89
102
±1 % Lo115
127
139
152
178
203
254
305

4.3 Light spring rate (green)

Compression springs of light spring rate in accordance with this document shall comply with Figure 1

and Table 2

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