SPECIAL O-RINGS
These o-rings are made from cord stock and vulcanized with heat activated adhesives. We can make them any size above four inches. We stock most diameters in Silicone, Viton, Buna, and Neoprene.

O-RING CORD CUT LENGTH FORMULAS
Inside Diameter Formula:
OD = Outer Diameter, ID = Inner Diameter, CS = Cross Section
Calculated O-ring Cord Cut Length formula:
OD = Outer Diameter, ID = Inner Diameter, π = 3.14159
O-RING CORD CUT LENGTH CALCULATOR
O-Ring Outer Diameter | O-Ring Inside Diameter | Cord Length | Cross Section |