A ring gasket is an annular seal defined by an outer and inner diameter — the standard shape for sealing bolted pipe flanges and round housings. We laser-cut custom ring gaskets to your exact dimensions in any material, no minimum order, shipped within 24 hours.
Dimensions You Enter for a Ring Gasket
| Outer diameter | Full outer width of the ring |
| Inner diameter | The center hole / bore |
| Thickness | 1/16", 1/8", 3/16", or 1/4" |
Available in every material we stock — neoprene, silicone, EPDM, Buna-N, Viton, PTFE, cork, and fiber. Additional specs on request.
Common Ring Gasket Applications
- Pipe and flange face seals
- Pump and compressor housings
- Valve body gaskets
- Bearing and hub seals
- Tank and vessel fittings
Ring Gasket FAQs
What is a ring gasket?
A ring gasket is a flat annular gasket with a defined outer and inner diameter, used to seal the raised face of a bolted flange or a round bore.
How do I measure a ring gasket?
Enter the outer diameter and the inner diameter (bore) in the quote tool. We cut the ring to those exact dimensions in your chosen material.
Enter your dimensions in the quote tool above for an instant price on custom ring gaskets from Fastest Gaskets — no minimum order, ships in 24 hours.
