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KK-28 - 1.38 Inch, 6.2 Inch Pounds Music Wire Compression Spring

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

Compression spring manufactured from Music Wire with 12 coils and Closed & Ground ends. This spring features an O.D. of 0.296 Inch, an I.D. of 0.236 Inch, and a spring rate of 6.2 Inch Pounds.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Display Name KK-28
Ends Closed & Ground
Finish Gold Iridite
Free Length 1.38 in
Inside Diameter 0.236 in
Material Music Wire
Outside Diameter 0.296 in
Part Type Standard
Rate 6.2 lbs/in
SKU KK-28CS
Solid Length 0.36 in
Suggested Max Deflection 0.82 in
Suggested Max Load 5.1 lbf
Total Coils 12
Wire Diameter 0.03 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name KK-28
Ends Closed & Ground
Finish Gold Iridite
Free Length 35.05 mm
Inside Diameter 5.99 mm
Material Music Wire
Outside Diameter 7.52 mm
Part Type Standard
Rate 1.09 N/mm
SKU KK-28CS
Solid Length 9.14 mm
Suggested Max Deflection 20.83 mm
Suggested Max Load 22.68 N
Total Coils 12
Wire Diameter 0.76 mm

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