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RS PRO Stainless Steel Extension Spring 37.7 mm Free Length x 5.5 mm Outside Diameter 0.5 mm Wire Diameter 6.5N 821-453
Specifications
| Country of Origin | United Kingdom |
|---|---|
| Brand | RS PRO |
| Material | Stainless Steel |
| Model | 821-453 |
| Outside diameter | 5.5mm |
| Wire Diameter | 0.5mm |
| Standards/Approvals | DIN 17223, BS 1408 CR3, RoHS |
| Free Length | 37.7mm |
| Spring Rate | 0.07N/mm |
| Maximum Extended Length | 116.1mm |
| Initial Tension | 6.5N |
Key Features
- Made from durable stainless steel ensuring corrosion resistance.
- Wire diameter measures 0.5 mm for precise tension control.
- Initial tension is 6.5 Newtons, providing effective resistance when extended.
- Spring rate of 0.07 N/mm ensures suitable elasticity for various applications.
- Conforms to DIN 17223, BS 1408 CR3, and RoHS standards for quality assurance.
- Maximum extended length reaches 116.1 mm for versatility.
- Suitable for automotive interiors, garage door assemblies, and farm machinery.
- Manufactured in the United Kingdom to ensure high quality standards.
Product Description
RS PRO 821-453 Stainless Steel Extension Spring is a precision-engineered component designed to absorb and store energy by providing resistance to pulling forces. With a free length of 37.7 mm and a 5.5 mm outside diameter, this spring features a 0.5 mm wire diameter and an initial tension of 6.5 Newtons, making it ideal for applications requiring reliable tension and durability.
These extension springs operate by pulling two connected components back together when extended, offering stable and consistent tension. They find common use in automotive interiors and exteriors, garage door assemblies, washing devices, trampolines, vice-grip pliers, and agricultural machinery.
Manufactured from stainless steel to standards DIN 17223, BS 1408 CR3, and RoHS compliance, these springs offer corrosion resistance and long service life. The maximum extended length of 116.1 mm provides flexibility in various mechanical assemblies where precise resistance is essential.
Designed and made in the United Kingdom, RS PRO extension springs are trusted for their quality and performance in industrial, automotive, agricultural, and construction applications.
Made from durable stainless steel ensuring corrosion resistance. Wire diameter measures 0.5 mm for precise tension control. Initial tension is 6.5 Newtons, providing effective resistance when extended. Spring rate of 0.07 N/mm ensures suitable elasticity for various applications.
Conforms to DIN 17223, BS 1408 CR3, and RoHS standards for quality assurance. Maximum extended length reaches 116.1 mm for versatility. Suitable for automotive interiors, garage door assemblies, and farm machinery. Manufactured in the United Kingdom to ensure high quality standards.
These extension springs provide essential mechanical resilience and energy absorption capabilities across multiple sectors including industrial, automotive, agricultural, and commercial applications. Explore the RS PRO brand and the Extension Springs category at EnvMart for reliable fastener solutions.
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Frequently Asked Questions
The free length of this extension spring is 37.7 mm.
The maximum extended length of this model is 116.1 mm.
The wire diameter of this extension spring is 0.5 mm.
This spring has an initial tension of 6.5 Newtons.
The spring rate of this model is 0.07 N/mm.
This extension spring conforms to DIN 17223, BS 1408 CR3, and RoHS standards.
The outside diameter of this extension spring is 5.5 mm.
This spring is manufactured in the United Kingdom.
This extension spring is suitable for automotive interiors, garage door assemblies, and farm machinery.
This extension spring is made from stainless steel, ensuring corrosion resistance.
This spring provides essential mechanical resilience and energy absorption capabilities.
Key features include a free length of 37.7 mm, an initial tension of 6.5 N, and a spring rate of 0.07 N/mm.
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