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Red ISO D-Line Series Spring 5/8″ X 4″

Part Number: 305-316D

Price: $7.75

Raymond® ISO D-Line series Die Springs (direct replacement for other Die Springs on the market) are offered in six robust duty ranges: ultra-light, light, medium, heavy, extra heavy, and ultra-strong. ISO D-Line Die Springs are ideal for sheet metal forming or other press tool applications that need a spring force applied or other applications that need to store and release energy. Die Springs can apply a higher force per inch of compression or deflection than traditional, round wire Compression Springs. Utilizing Raymond® Die Springs enables high lifecycles, longer durability, and longer time between maintenance teardowns.
Quantity Price
1 - 539 $7.75
540 - 899 $7.56
900+ $7.42
Spring Diagram
FLFree Length (in)4.016
HHole Fit Diameter (in)0.625
PLoad at D1 (lbf)86.6
PLoad at D2 (lbf)108.3
PLoad at D3 (lbf)130.0
DMaximum Operating Deflection D3 (in)1.205
DMaximum Deflection for Long Life D2 (in)1.004
DMaximum Deflection for Optimal Life D1 (in)0.803
RRod Fit Diameter (in)0.344
RSpring Rate (lbs/in)107.9
1ASRaymond Number305316D
2DutyHeavy Duty
3ColorRed
4Material TypeAlloy Steel
5Material WireChromium Silicon Wire
6Chemistry/DimensionalASTM A877
7Item Weight0.13343
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