5/8" x .049" x 1-1/16" Steel Compression Springs SPRC-319 (12 pcs.)

Diameter: 5/8"
Diameter 2: .049"
Length: 1-1/16"
Material: Spring Steel
Nominal Size: SRM136
Type: Compression Spring
WireDiameter: .049 WG

Box of 12.

Compression springs are coils designed to become shorter when loaded. Their turns are not touching in the unloaded position, and they need no attachment points.