How to Lubricate O-Rings

O-rings are doughnut-shaped gaskets that help block the free flow of air, gases or fluids.
Properly lubricating an O-ring will make it last longer.Properly lubricating an O-ring will make it last longer.
They are utilized on devices such as automotive coolant systems and waterproof camera housings. O-rings are usually made from a flexible synthetic rubber or a thermoplastic polymer. If not properly lubricated, O-rings will dry out and crack, rendering the ring useless.

Step 1

Inspect the O-ring for pre-existing cracks or tears that may indicate that the ring needs to be replaced.

Step 2

Place the tip of the lubricant nozzle directly on to the O-ring.

Step 3

Squeeze the lubricant bottle lightly to apply lubricant to the O-ring.

Step 4

Repeat Steps Two and Three on the opposite side of the O-ring to ensure that the entire ring is lubricated.

Step 5

Run your finger around the O-ring to spread the lubricant around it's entire circumference.

Step 6

Wipe away any excess lubricant with a rag.

Things You Will Need

  • O-ring lubricant
  • Rag

Tip

  • Select a lubricant product that is labeled for use on your particular O-ring.

About the Author

Jonathan Shaffer has been a freelance writer and blogger since 1999. He has written concert reviews for prominent music blogs and magazines, including "Connections Magazine" in Orlando, Fla. Shaffer holds an Associate of Science in the recording arts from Full Sail University and is working on a Bachelor of Business from Valencia College.