
Original: $22.75
-70%$22.75
$6.83The Story
Century Spring Corp 21 x 101 6 x 3mm Extension Spring 2 Pack is designed for various applications requiring reliable energy absorption and resistance to pulling forces.
This extension spring is manufactured from high-grade spring wire and adheres to ASTM standards, ensuring durability and flexibility. Century Spring Corp, a leader in the spring industry, offers a wide selection of springs, including this model, which is designed to absorb and store energy effectively. The springs are manufactured to commercial tolerances as defined by the Spring Manufacturers Institute (SMI), making them suitable for both metric and imperial applications. With a free length of 165.1mm and a maximum deflection of 118.6mm, these springs are ideal for various mechanical uses.
Features
- Manufactured from high-grade spring wire
- Complies with ASTM standards for quality assurance
- Designed to absorb and store energy effectively
- Manufactured to commercial tolerances as per SMI guidelines
- Pack includes both metric and imperial sizes
Specifications
| Dimensions (W x H x D) | 9.5mm x 9.5mm x 165.1mm |
| Weight | 0.064kg |
| Material | Steel |
| Model Number | 0239CENT |
| Free Length | 165.1mm |
| Inside Diameter | 7.137mm |
| Max Deflection | 118.6mm |
| Outside Diameter (OD) | 9.525mm |
| Size of Material | 1.194mm |
The Century Spring Corp 21 x 101 6 x 3mm Extension Spring 2 Pack is suitable for various mechanical applications.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.
Description
Century Spring Corp 21 x 101 6 x 3mm Extension Spring 2 Pack is designed for various applications requiring reliable energy absorption and resistance to pulling forces.
This extension spring is manufactured from high-grade spring wire and adheres to ASTM standards, ensuring durability and flexibility. Century Spring Corp, a leader in the spring industry, offers a wide selection of springs, including this model, which is designed to absorb and store energy effectively. The springs are manufactured to commercial tolerances as defined by the Spring Manufacturers Institute (SMI), making them suitable for both metric and imperial applications. With a free length of 165.1mm and a maximum deflection of 118.6mm, these springs are ideal for various mechanical uses.
Features
- Manufactured from high-grade spring wire
- Complies with ASTM standards for quality assurance
- Designed to absorb and store energy effectively
- Manufactured to commercial tolerances as per SMI guidelines
- Pack includes both metric and imperial sizes
Specifications
| Dimensions (W x H x D) | 9.5mm x 9.5mm x 165.1mm |
| Weight | 0.064kg |
| Material | Steel |
| Model Number | 0239CENT |
| Free Length | 165.1mm |
| Inside Diameter | 7.137mm |
| Max Deflection | 118.6mm |
| Outside Diameter (OD) | 9.525mm |
| Size of Material | 1.194mm |
The Century Spring Corp 21 x 101 6 x 3mm Extension Spring 2 Pack is suitable for various mechanical applications.











