The double lip grease seal have two rubber lips that are in contact with the spindle. The double lip grease seals are usually used in marine applications to give a better seal and protect the bearings from the water, which can cause damage to them.

The best way to determine the double lip grease seals that are needed for your spindle is to get the part numbers from the inner and outer bearings from that spindle. If you have the bearing part numbers, then I can help you get the correct single lip or double lip grease seal that you will need.

Some of the product we have in our double lip section include Jack Shaft 30", Gear – Fiber and many more.