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RS PRO Stainless Steel Extension Spring 30.4 mm Free Length, 6 mm Outside Diameter 821-475
Specifications
| Country of Origin | United Kingdom |
|---|---|
| Brand | RS PRO |
| Material | Stainless Steel |
| Model | 821-475 |
| Outside diameter | 6mm |
| Wire Diameter | 0.55mm |
| Standards/Approvals | BS 1408 CR3, DIN 17223, RoHS |
| Free Length | 30.4mm |
| Spring Rate | 0.12N/mm |
| Maximum Extended Length | 86.6mm |
| Initial Tension | 7.9N |
| RS PRO Stainless Steel Extension Spring, 41.4 mm x 6 mm ODBrand | RS PRO |
Key Features
- Manufactured from durable stainless steel for corrosion resistance.
- Provides resistance to pulling forces and stores energy efficiently.
- Features an initial tension of 7.9 N and a spring rate of 0.12 N/mm.
- Complies with BS 1408 CR3, DIN 17223, and RoHS standards for quality assurance.
- Commonly used in automotive interiors and exteriors, garage door assemblies, and farm machinery.
- Easy to install with loop ends for secure attachments.
- Maximum extended length is 86.6 mm allowing effective extension range.
- Wire diameter measures 0.55 mm ensuring strength and flexibility.
Product Description
RS PRO 821-475 stainless steel extension spring features a free length of 30.4 mm and an outside diameter of 6 mm, crafted for demanding mechanical and industrial applications.
Constructed from high-quality stainless steel, this extension spring provides excellent resistance to corrosion and wear, ensuring durability and long service life in various environments.
The spring is engineered to absorb and store energy when extended, creating a pulling force resistance suitable for precise tension applications.
With an initial tension of 7.9 N and a spring rate of 0.12 N/mm, it delivers controlled retraction force for use in automotive interiors, garage doors, trampolines, washing devices, and farm machinery.
Certified to BS 1408 CR3, DIN 17223, and RoHS standards, the spring meets rigorous quality and environmental requirements. Made from corrosion-resistant stainless steel ensuring longevity. 30.4 mm free length and 6 mm outside diameter for accurate fitment.
Wire diameter of 0.55 mm to maintain spring strength and flexibility. Initial tension and spring rate designed for effective pulling force resistance. Loop ends facilitate straightforward installation in assemblies. Suitable for industrial, automotive, agricultural, and home mechanical applications.
Maximum extended length of 86.6 mm allowing efficient operation.
This RS PRO extension spring is an ideal component for assemblies requiring reliable energy absorption and tension control, minimizing downtime through high-quality design and standards compliance.
Explore our collection of mechanical fasteners and springs for additional high-grade industrial tools at EnvMart.
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Frequently Asked Questions
The free length of this extension spring is 30.4 mm.
The maximum extended length of this model is 86.6 mm.
The outside diameter of the spring is 6 mm.
This extension spring has an initial tension of 7.9 N.
The spring rate of this model is 0.12 N/mm.
It is made from stainless steel, providing corrosion resistance.
This spring complies with BS 1408 CR3, DIN 17223, and RoHS standards.
It features loop ends that allow for easy and secure attachment during installation.
The wire diameter of the spring is 0.55 mm.
This extension spring is commonly used in automotive interiors, garage door assemblies, and farm machinery.
It is suitable for precise tension applications in various mechanical and industrial environments.
This extension spring is manufactured in the United Kingdom.
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