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ST4-20 - 0.25 Inch O.D. Long Compression Spring

Inventory Status
In-stock
Estimated Lead Time
In-stock parts: usually ships in 12-24 hours

Long-length compression spring in 302/304 Stainless Steel. This spring features an O.D. of 0.25 Inch, an I.D. of 0.21 Inch, and a spring rate of 0.1333 Foot-pound.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Display Name ST4-20
Finish None
Inside Diameter 0.21 in
Length 20 in
Material 302/304 Stainless Steel
Measurement Units Standard
Outside Diameter 0.25 in
Pitch 0.098 in
Product Image ST4_20CS
Rate 1.5996 lbs/in
Rate Constant 0.1333 lbf
SKU ST4-20CS
Solid Length Constant 0.22 in
Solid Length Per 0.22 lb
Suggested Max Load 1.4 lbf
Wire Diameter 0.02 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name ST4-20
Finish None
Inside Diameter 5.33 mm
Length 508 mm
Material 302/304 Stainless Steel
Measurement Units Standard
Outside Diameter 6.35 mm
Pitch 2.49 mm
Product Image ST4_20CS
Rate 0.28 N-mm
Rate Constant 23.34 N
SKU ST4-20CS
Solid Length Constant 5.59 mm
Solid Length Per 0.1 kg
Suggested Max Load 6.23 N
Wire Diameter 0.51 mm

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