SPEC Extension Spring: Music Wire, 51.1 mm Free Lg, 0.5 mm Wire Dia, 5.5 mm O.D.
The SPEC Extension Spring is a music-wire machine hook extension spring, supplied as a 2-pack (MPN HM0550500051M). It features a 5.5 mm outer diameter, 0.5 mm wire diameter, 51.1 mm free length, and an oil finish.
SKU 3G-OTH-679472
Local availability & support — Singapore
- Local office
- 20 Woodlands Link #09-05, Singapore 738733
- Phone
- +65 8878 8355
- Delivery
- Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
- Payment
- Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
- Ships to
- Singapore
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Product Description
The SPEC Extension Spring is a music-wire machine hook extension spring, supplied as a 2-pack (MPN HM0550500051M). It features a 5.5 mm outer diameter, 0.5 mm wire diameter, 51.1 mm free length, and an oil finish.
Frequently Asked Questions
What is a SPEC extension spring used for?
A SPEC extension spring, such as the HM0550500051M, stores and releases energy by resisting a pulling force. It is commonly used in industrial machinery, automotive assemblies, and general mechanical applications where a controlled return motion is required.
What are the specifications of the SPEC extension spring HM0550500051M?
This SPEC extension spring has a 5.5 mm outer diameter, 0.5 mm wire diameter, and 51.1 mm free length. It is made of music wire with an oil finish and comes as a 2-pack. The manufacturer part number is HM0550500051M.
Where to buy SPEC extension springs worldwide?
3G Electric supplies SPEC extension springs like the HM0550500051M to customers worldwide. We handle full logistics, customs clearance, and delivery, ensuring you receive the correct industrial components for your application, regardless of your location.
How to select the right SPEC extension spring for an application?
To select the correct SPEC extension spring, match the outer diameter, wire diameter, and free length to your assembly's space and load requirements. Consider the spring's material—music wire offers good fatigue life—and ensure the hook style fits your mounting points.
SPEC Products
3G Electric supplies SPEC machine hook extension springs. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
