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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

1 1/4 in32 mm

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

128 lb22.4 daN

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

272 lb122 daN

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

0.21 in5.4 mm

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

320 lb143 daN

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

0.25 in6.4 mm

Maximum Operating Load (25 Percent of C)

400 lb179 daN

Maximum Operating Deflection (25 Percent of C)

0.31 in8 mm

Total Travel to Solid Load

503 lb224 daN

Total Travel to Solid Deflection

0.39 in10 mm

Application

Any Valve

Spring Features

Rectangular Wire

Box Quantity

50

Equivalent Part Numbers

306405D 9 1205 36 9120536 9-1205-36

Product Code

SP