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Selection
Extension Springs are organized in order of increasing diameter and wire size. Note that in each category the spring rate decreases as the length increases.
Unit of Measure

Specifications

Type

Extension

Material

Stainless Steel

Outside Diameter

1

Wire Diameter

0.105

Free Length

2.750

Max. Load

41

Max. Extension

4.28

Initial Tension

4.2

Spring Rate

24.00

Max. Load (SS)

35.200

Max. Extension (SS)

4.26

Initial Tension (SS)

3.6

Spring Rate (SS)

20.9