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JJ-55 - 0.5 Inch, 4.5 Inch Pounds 302/304 Stainless Steel Compression Spring

Inventory Status
Low Stock

Regular compression spring in 302/304 Stainless Steel with 3.25 total coils and Closed ends. This spring features an O.D. of 0.703 Inch, an I.D. of 0.635 Inch, and a spring rate of 4.5 Inch Pounds.

NOTE: The spring rate value for compression springs with 4 coils or less is a reference value.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Display Name JJ-55
Ends Closed
Finish None
Free Length 0.5 in
Inside Diameter 0.635 in
Material 302/304 Stainless Steel
Outside Diameter 0.703 in
Part Type Standard
Rate 4.5 lbs/in
SKU JJ-55CS
Solid Length 0.14 in
Suggested Max Deflection 0.36 in
Suggested Max Load 1.6 lbf
Total Coils 3.25
Wire Diameter 0.034 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name JJ-55
Ends Closed
Finish None
Free Length 12.7 mm
Inside Diameter 16.13 mm
Material 302/304 Stainless Steel
Outside Diameter 17.86 mm
Part Type Standard
Rate 0.79 N/mm
SKU JJ-55CS
Solid Length 3.56 mm
Suggested Max Deflection 9.14 mm
Suggested Max Load 7.12 N
Total Coils 3.25
Wire Diameter 0.86 mm

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