40mm Marine Weld Ring – 40mm Square Axle

Marine Weld ring to suit 115mm Slimline or LM Axle profile on a 40mm Square Axle.

Electric backing plate weld ring suit 10-inch electric brakes and mechanical 9-inch brakes on an LM bearing profile.

The weld ring hole centres are 72mm.

Electric backing plate locators are 65mm apart.

Dry Fit installation Method

Bolt weld ring to the electric backing plate.
Slide the backing plate onto the axle.
Fit bearings to the drum without grease.
Fit drum to the axle and tighten.
Slide the backing plate into the drum and tighten the brake adjuster.
Once shoes are touching the drum, adjust the backing plate further into the drum so that it is concentric with the drum.
Tighten the brake adjuster until the backing plate is locked into the drum.
Tack weld the weld ring onto the axle at 4 equidistant points.
Back off the brake adjustment,
Remove the drum from the axle.
Now the weld ring is securely attached, finish welding the weld ring.
Pack the bearing with grease and inspect before re-installing the drum into the final position.
Adjust the brake adjuster to the desired adjustment.

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