Extension Spring -- 407
from Century Spring Corp.

Century Spring warehouses the largest inventory of high-grade extension springs in the world. Extension springs are designed to absorb and store energy as well as create a resistance to a pulling force. It is initial tension that determines how tightly together an extension spring is coiled. This... [See More]

  • Material: Other
  • Wire Diameter: 0.0340
  • Outer Diameter (OD): 0.2190
  • Free Length: 0.8800
Precision Extension Spring -- 37013G
from Gardner Spring, Inc.

Precision Extension [See More]

  • Material: Other
  • Wire Diameter: 0.0120
  • Outer Diameter (OD): 0.0930
  • Maximum Load: 1.16
Extension Spring (Stainless Steel or Music Wire) -- DWX-014A-10
from Diamond Wire Spring Company

While many applications require springs that dampen force and perform a pushing action, others require springs that oppose extension by pulling themselves back together. Extension springs, also called tensile springs, are found in many applications, such as a common household stapler, snow plows,... [See More]

  • Material: Stainless steel; Alloy steel (music wire); Other
  • Wire Diameter: 0.0140
  • Outer Diameter (OD): 0.1250
  • Free Length: 1.5
E1250-135-64
from Fox Valley Spring Company, Inc.

For stainless steel multiply rates by .833 [See More]

  • Material: Stainless steel; Hard Drawn; Other
  • Wire Diameter: 0.1350
  • Outer Diameter (OD): 1.25
  • Free Length: 4