Manufacturer Part Number: C21C|Outside Diameter (Decimal Inch - 4 Decimals)|0.3130inOutside Diameter (mm)|Free Length (Inch)|1inFree Length (mm)|Spring Rate|13.5800in.lbSpring Rate (N)|End Type|ClosedMaximum Work Load (N)|40.88Maximum Work Load (Lb.)|9.1900Material|SteelFinish|ZincWire Size (Decimal Inch)|0.0346Wire Size (mm)|Hole Diameter (Decimal Inch)|Spring Type|UtilityOverall Length (mm)|Overall Length (Decimal Inch)|Overall Length (Inch)|Outside Diameter (Inch)|Solid Height (Decimal Inch)|0.3230Solid Height (mm)|Free Length (Decimal Inch)|1.0000Color|SilverStandards|Wire Size (Inch)|Hole Diameter (Inch)|UNSPSC Code|31161904