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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)

3/4 in20 mm

Rod Diameter (B)

3/8 in10 mm

Free Length

5 in127 mm

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

27.2 lb4.76 daN

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

231 lb103 daN

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

0.85 in22 mm

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

272 lb121 daN

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

1.00 in25 mm

Maximum Operating Load (25 Percent of C)

340 lb151 daN

Maximum Operating Deflection (25 Percent of C)

1.25 in32 mm

Total Travel to Solid Load

460 lb205 daN

Total Travel to Solid Deflection

1.69 in43 mm

Application

Any Valve

Spring Features

Rectangular Wire

Box Quantity

40

Equivalent Part Numbers

306420D 9 1220 36 9122036 9-1220-36

Product Code

SP