45mm x 6mm Galvanised Slipper Spring

45mm x 6mm galvanised slipper spring is measured at 765mm eye to the tip of the slipper leaf.

This style of spring has the traditional eye and a tail that slides in a keeper or hanger.

Spring fatigue will stretch springs beyond 765mm in length.

Important Measurements

• Length
• Spring Thickness
• The number of leaves.

Dacromet or Galvanised

The choice between Dacromet springs and Galvanised springs is not difficult. Dacromet springs vary greatly in quality.

As a result, Couplemate prefers Galvanised springs to last longer than most Dacroment coated springs.

Specifications

• 765mm Eye to Tail.
• 6mm Leaf Thickness.
• 45mm Wide.
• The eyebolt is 1/2".
• 1/2 inch x 7/8 inch x 45mm bush.
• Free Camber 150mm.
• Eye to Center Bolt 330mm.
• Hanger Centres 700mm.

6mm Slipper Spring Ratings.

• 3 Leaf - 300kg.
• 4 Leaf - 450kg.
• 5 Leaf - 500kg.
• 6 Leaf - 600kg.
• 7 Leaf - 675kg.
• 9 Leaf - 800kg.

45mm wide boat springs with 6mm leaf thickness are suitable for metropolitan travel.

How to beat vibration fatigue in boat trailers.

How are galvanised springs rated?

Compressing a spring with a hydraulic ram and measuring the torque required during compression, is one method to rate springs.

Purchase your 45mm slipper springs below:

• 6mm Trailer Slipper Spring - 765mm
• 8mm Trailer Slipper Spring - 710mm
• 8mm Galvanised Boat Trailer Slipper Spring - 710mm

Purchase your 45mm shackle springs below:

• 635mm Shackle Springs - Black and Galvanised.
• 45mm Shackle Spring - 710mm.
• 45mm Shackle Galvanised Spring - 710mm.
• Shackle Offset Spring 45mm - 710mm.
• 45mm Shackle Offset Galvanised Spring - 710mm.
• 45mm Al-ko Millard 7 leaf Shackle Spring 835mm.
• Coil Spring suits Independent Suspension

Here is an excellent article on “Why do springs break”.

Finally, trailer springs are galvanised and then rated.

6mm Galvanised Slipper Spring