Du-Co Ceramics manufactures standard ribbed ceramic bushings designed to support wires, rods, and electrical conductors in demanding industrial and high-voltage applications. Available in cordierite and steatite materials, these ceramic bushings provide excellent electrical insulation, high-temperature resistance, and long service life. The ribbed design helps improve conductor support and spacing while providing dependable insulation in electrical equipment and specialty industrial applications.


Click on dimension header to list by size
A-2597L-5 Steatite0.8750.4570.507
| Part No. | Material | Rib OD | ID | Length |
|---|---|---|---|---|
| A-0238 | L-3 Steatite | 0.688 | 0.383 | 0.375 |
| A-3021 | L-3 Steatite | 0.875 | 0.475 | 0.495 |
| A-4244 | L-3 Steatite | 0.750 | 0.400 | 0.660 |
| A-4156 | L-3 Steatite | 0.750 | 0.322 | 0.630 |
| A-2122-1 | L-3 Steatite | 0.750 | 0.375 | 0.625 |
| A-3900 | L-3 Steatite | 0.748 | 0.201 | 0.630 |
| A-3099 | L-3 Steatite | 0.730 | 0.380 | 0.500 |
| A-1025 | L-3 Steatite | 0.730 | 0.380 | 0.440 |
| EM-2776 | L-3 Steatite | 0.688 | 0.383 | 0.500 |
| A-0905 | L-5 Steatite | 0.703 | 0.375 | 0.375 |
Need a Ceramic Bushing for Your Application?
Du-Co Ceramics manufactures standard ribbed ceramic bushings in a variety of sizes and materials for electrical, industrial, and high-temperature applications. Contact our team to discuss your requirements, review available configurations, or request a quote for a standard or custom ceramic bushing solution.