Hillman Fasteners 543000 Assorted Compression Springs

Product Description

The HILLMAN FASTENERS 543000 is an assorted pack of steel compression springs suited for a wide range of mechanical maintenance and repair tasks. These springs follow a standard compression spring design, meaning they resist compressive force and return to their original length when the load is released. Made from durable steel, they hold up to repeated use in demanding service environments. The XL pack format makes them practical for shops and technicians who need multiple sizes on hand without placing repeated individual orders. This is a straightforward, stock-the-truck type of item for any trade professional who works with mechanical assemblies.

Compression springs appear throughout HVAC equipment, plumbing valve assemblies, electrical panel components, and pool equipment mechanisms. Technicians often discover a failed or fatigued spring during a service call and need an immediate replacement without a separate parts order. This assorted pack provides a selection of sizes to cover common repair scenarios across residential and light commercial equipment. The steel construction handles typical indoor mechanical environments where spring tension and cycle fatigue are the primary concerns.

Key Features

• Standard compression spring design resists compressive loads and returns to original length when released
• Steel construction provides durability across repeated compression cycles
• Assorted sizes in a single XL pack reduces the need for multiple separate orders
• Suitable for a variety of mechanical repair and maintenance applications across trade disciplines
• Sold as a unit of measure per each pack with a package quantity of 5

Compatibility

Designed as a general-purpose assorted compression spring set suitable for a variety of mechanical assemblies encountered in HVAC, plumbing, electrical, and pool equipment service work.

Installation Notes

Always power down or shut off the relevant system before accessing any mechanical assembly containing springs. Compression springs store mechanical energy and can eject unexpectedly during disassembly, so use appropriate hand tools and eye protection. Verify that the replacement spring matches the free length, wire diameter, and coil diameter of the original before reinstalling. Consult equipment manufacturer documentation for any assembly-specific seating or retention requirements.