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Vacuum degassed, valve spring quality alloy steel

Four Load Classes, Guaranteed Fit, Fully Interchangeable

More than 400 SuperSprings® are available in four color-coded load classifications. Uniform lengths and diameters provide full interchangeability between load ratings. Spring diameters are guaranteed to fit in the hole and over the rod diameters listed in the dimensional data. Lengths, diameters, rates, and colors are in accordance with ISO 10243.
Unit of Measure

Pricing

Availability

Specifications

Brands

Ready

Color

Yellow

Body Cross Section

Rectangular

Valve Spring Material

Alloy Steel

Spring Material

Any Wire

Hole Diameter (A)

2 in50 mm

Rod Diameter (B)

1 in25 mm

Free Length

3 in76 mm

Load Required to Deflect 1/10 Inch (in) Compression

327 lb57.3 daN

Total Recommended Load for Long Life (17 Percent of C)

1667 lb740 daN

Total Recommended Deflection for Long Life (17 Percent of C)

0.51 in13 mm

Total Recommended Load for Average Life (20 Percent of C)

1962 lb871 daN

Total Recommended Deflection for Average Life (20 Percent of C)

0.60 in15 mm

Maximum Operating Load (25 Percent of C)

2452 lb1088 daN

Maximum Operating Deflection (25 Percent of C)

0.75 in19 mm

Total Travel to Solid Load

2960 lb1317 daN

Total Travel to Solid Deflection

0.91 in23 mm

Application

Any Valve

Spring Features

Rectangular Wire

Box Quantity

22

Equivalent Part Numbers

306812D 9 3212 36 9321236 9-3212-36

Product Code

SP