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RS PRO Stainless Steel Compression Spring, 53 mm Free Length x 5.4 mm Outside Diameter, 0.09 N/mm Spring Rate 821-318
Specifications
| Country of Origin | India |
|---|---|
| Brand | RS PRO |
| Material | Stainless Steel |
| Model | 821-318 |
| Appearance | brown/bronze |
| Outside diameter | 5.4mm |
| Wire Diameter | 0.4mm |
| End Type | Square and Unground |
| Free Length | 53mm |
| Minimum Working Length | 12.8mm |
| Load at Minimum Working Length | 3.64N |
| Spring Rate | 0.09N/mm |
Key Features
- The spring is made of stainless steel for excellent corrosion and rust resistance.
- It has a wire diameter of 0.4 mm and a free length of 53 mm.
- The spring has square and unground ends to ensure proper fit and function.
- Designed with a right-hand helix, suitable for various mechanical and industrial uses.
- Load at minimum working length (12.8 mm) is 3.64 N, ensuring reliable compression performance.
- Appearance is brown/bronze, conforming to DIN 17224 No.1, 4310 and BS2056 EN58A standards.
- Ideal for use in ballpoint pens, valves, vehicles, mobile phones, and electrical switches.
Product Description
RS PRO 821-318 stainless steel compression spring features a 53 mm free length and a 5.4 mm outside diameter with a material strength rated at 0.09 N/mm spring rate. This robust compression spring is manufactured from high-quality stainless steel, ensuring excellent corrosion and rust resistance for industrial and mechanical applications.
Its square and unground end type enhances durability and fit precision, with a right-hand helix design suited for pushing back to the original height after compression. The load at the minimum working length of 12.8 mm is 3.64 N, suitable for applications requiring accurate force control.
Compression springs are widely used components in different industries including automotive, electrical, and consumer electronics, where space saving and energy storage is critical. This RS PRO spring is applicable in products such as ballpoint pens, valves, vehicles, mobile phones, and electrical switches.
The spring features a wire diameter of 0.4 mm. The brown/bronze appearance aligns with DIN 17224 and BS2056 standards. The coil spring design provides the necessary elasticity for varied mechanical forces. RS PRO is a trusted brand known for quality and reliability in industrial fasteners.
This spring offers excellent performance and durability under compression loads.
With its standard-compliant design and robust performance characteristics, the RS PRO 821-318 stainless steel compression spring is suitable for demanding industrial, manufacturing, and mechanical engineering applications.
Explore a wide range of Compression Springs and related industrial fasteners in EnvMart’s comprehensive catalog for your next precision engineering project.
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Frequently Asked Questions
The free length of this compression spring is 53 mm.
The outside diameter of this spring is 5.4 mm.
The spring rate of this compression spring is 0.09 N/mm.
The load at the minimum working length of 12.8 mm is 3.64 N.
This compression spring is made from stainless steel, providing excellent corrosion and rust resistance.
The spring features square and unground ends, which enhance fit and function.
This spring is suitable for various applications including ballpoint pens, valves, vehicles, mobile phones, and electrical switches.
The wire diameter of this compression spring is 0.4 mm.
The spring has a brown/bronze appearance, conforming to DIN 17224 and BS2056 standards.
This compression spring is designed with a right-hand helix, allowing it to return to its original height after compression.
This compression spring is manufactured in India.
The spring conforms to DIN 17224 No.1, 4310 and BS2056 EN58A standards.
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