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RS PRO Steel Extension Spring, 44.1 mm Free Length x 6.3 mm Outside Diameter, Wire Diameter 0.9 mm, Initial Tension 751-859
Specifications
| Country of Origin | United Kingdom |
|---|---|
| Brand | RS PRO |
| Material | Steel |
| Model | 751-859 |
| Outside diameter | 6.3mm |
| Wire Diameter | 0.9mm |
| Standards/Approvals | DIN 17223, RoHS, BS 1408 CR3 |
| Free Length | 44.1mm |
| Spring Rate | 1.06N/mm |
| Maximum Extended Length | 73.8mm |
| Initial Tension | 37.1N |
| RS PRO Steel Extension Spring, 49 mm x 7 mm ODBrand | RS PRO |
Key Features
- Constructed from high tensile strength steel music wire for durability.
- Features a right-hand helix with looped ends for secure attachments.
- Initial tension of 37.1 N provides resistance to pulling forces.
- Spring rate is 1.06 N/mm, suitable for precise extension control.
- Complies with DIN 17223, RoHS, and BS 1408 CR3 standards for quality assurance.
- Maximum extended length is 73.8 mm, allowing effective energy absorption and storage.
- Applications include automotive interiors, garage doors, pliers, carburetors, trampolines, washing devices, and farm machinery.
Product Description
RS PRO 751-859 Steel Extension Spring is manufactured from high tensile strength music wire steel, with a right-hand (clockwise) helix and looped ends ensuring reliable attachment points. It features a free length of 44.1 mm and an outside diameter of 6.3 mm, with a wire diameter of 0.9 mm. The spring has an initial tension of 37.1 N and a spring rate of 1.06 N/mm, providing excellent resistance to pulling forces and efficient energy storage within mechanical systems.
This extension spring is made to stringent standards, including DIN 17223, RoHS compliance, and BS 1408 CR3, ensuring both performance and environmental safety. The maximum extended length measures 73.8 mm, allowing flexibility for various mechanical applications.
Typical uses include automotive interiors and exteriors, garage door assemblies, vise-grip pliers, carburetors, trampolines, washing devices, and farm machinery. The spring’s construction from music wire offers high tensile strength and durability, which is essential for applications requiring precision and reliability.
The spring is oil finished and conforms to DIN 2097 Grade 2, providing corrosion resistance and extended service life. Its robust design and material quality make it suitable for a broad range of industrial and mechanical uses.
Constructed from high tensile music wire steel for strength and durability. Right-hand helix with looped ends ensures secure installation. Initial tension optimized at 37.1 N to resist pulling forces effectively. Spring rate of 1.06 N/mm provides controlled extension behavior.
Compliant with DIN 17223, RoHS, and BS 1408 CR3 standards for quality and safety. Maximum extended length of 73.8 mm suitable for diverse applications. Oil finish and DIN 2097 Grade 2 conforming for corrosion protection.
RS PRO’s range of extension springs is ideal for use in automotive, agricultural, household, and industrial sectors, providing reliable mechanical function. For more options, explore the complete RS PRO Extension Springs category at EnvMart.
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Frequently Asked Questions
The free length of this extension spring is 44.1 mm.
The maximum extended length of this spring is 73.8 mm.
It has an initial tension of 37.1 N, providing resistance to pulling forces.
The spring rate is 1.06 N/mm, allowing for precise extension control.
The wire diameter is 0.9 mm, and the outside diameter of the spring is 6.3 mm.
It complies with DIN 17223, RoHS, and BS 1408 CR3 standards for quality assurance.
It is constructed from high tensile strength steel music wire.
This model features a right-hand (clockwise) helix with looped ends for secure attachments.
Typical applications include automotive interiors, garage doors, pliers, carburetors, trampolines, washing devices, and farm machinery.
The spring is manufactured in the United Kingdom.
The oil finish provides corrosion resistance and contributes to the extended service life of the spring.
The high tensile strength of the music wire construction ensures effective energy absorption and storage, making it suitable for various mechanical applications.
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