Extension Springs Specifications | Engineering360

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Help with Extension Springs specifications:

Dimensions


	Outer Diameter (OD):
	Search Logic:		User may specify either, both, or neither of the "At Least" and "No More Than" values. Products returned as matches will meet all specified criteria.

	Wire Diameter:
	Search Logic:		User may specify either, both, or neither of the "At Least" and "No More Than" values. Products returned as matches will meet all specified criteria.

	Free Length (Inside Hooks):		Free length (inside hooks) - Unloaded length.
	Search Logic:		User may specify either, both, or neither of the "At Least" and "No More Than" values. Products returned as matches will meet all specified criteria.

	Design Units:
	Your choices are...
	English Units		Design units such as inches or fractions of an inch.
	Metric Units		Design units such as millimeters and centimeters.
	Search Logic:		All products with ANY of the selected attributes will be returned as matches. Leaving all boxes unchecked will not limit the search criteria for this question; products with all attribute options will be returned as matches.

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Spring Parameters


	Maximum Load:		Load at full extension.
	Search Logic:		User may specify either, both, or neither of the "At Least" and "No More Than" values. Products returned as matches will meet all specified criteria.

	Spring Rate:		Force per unit spring deflection.
	Search Logic:		User may specify either, both, or neither of the "At Least" and "No More Than" values. Products returned as matches will meet all specified criteria.

	Extended Length:		Length at full rated extension.
	Search Logic:		User may specify either, both, or neither of the "At Least" and "No More Than" values. Products returned as matches will meet all specified criteria.

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Special Spring Types


	Drawbar Spring?		Extends to a solid stop.
	Search Logic:		"Required" and "Must Not Have" criteria limit returned matches as specified. Products with optional attributes will be returned for either choice.

	Constant Force Spring?		Constant Force means the spring force is not a function of displacement.
	Search Logic:		"Required" and "Must Not Have" criteria limit returned matches as specified. Products with optional attributes will be returned for either choice.

	Constant Force:
	Search Logic:		User may specify either, both, or neither of the "At Least" and "No More Than" values. Products returned as matches will meet all specified criteria.

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Spring Material


	Spring Material
	Your choices are...
	Stainless Steel
	High Carbon Steel Wire
	Alloy Steel (Music Wire)
	Nickel Base Alloy Wire
	Copper Base Alloy
	Brass
	Hard Drawn
	Other
	Search Logic:		All products with ANY of the selected attributes will be returned as matches. Leaving all boxes unchecked will not limit the search criteria for this question; products with all attribute options will be returned as matches.

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