RIGID-IMC FITTINGS
MALLEABLE IRON INSULATED GROUNDING BUSHINGS
APPLICATION
- Used with a locknut to terminate
threaded rigid and IMC conduit to a box or enclosure, and to provide a smooth pulling surface. Thermoplastic liner prevents damage to wire insulation. Liner rated at 150°C.
FEATURES
- The plastic liner won’t chip, crack, swell or shrink. It resists corrosion, chemicals and temperature extremes.
- Set-screw provided with each fitting locks bushing in any desired position.
STANDARD MATERIALS
Malleable Iron/open side copper lug
STANDARD FINISH
Zinc Plated
Optional Lug: Available with aluminum lug; use suffix “L” instead of “C.” Example: 20BI4L. See page 81.
OPTIONAL FINISH
For additional corrosion protection, specify Hot Dipped Galvanized. Add suffix “G” to Malleable Iron Catalog Number. Example 20BI4CG. For more information, see page 22.
UL LISTED
E93683
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| Catalog Number | Trade Size | Unit Pack | Master Pack | Upc | |
|---|---|---|---|---|---|
| 20BI4C | 1/2" | 100 | 1000 | 20004 | View details |
| 21BI4C | 3/4" | 50 | 500 | 20011 | View details |
| 22BI4C | 1" | 25 | 250 | 20017 | View details |
| 23BI4C | 1-1/4" | 25 | 250 | 20023 | View details |
| 24BI4C | 1-1/2" | 25 | 250 | 20029 | View details |
| 24BIOC | 1-1/2" | 25 | 250 | 20030 | View details |
| 25BI4C | 2" | 25 | 250 | 20039 | View details |
| 25BIOC | 2" | 25 | 250 | 20040 | View details |
| 26BIOC | 2-1/2" | — | 10 | 25013 | View details |
| 26BI4OC | 2-1/2" | — | 10 | 25014 | View details |
| 27BIOC | 3" | — | 10 | 25025 | View details |
| 27BI4OC | 3" | — | 10 | 25032 | View details |
| 28BIOC | 3-1/2" | — | 10 | 25037 | View details |
| 28BI4OC | 3-1/2" | — | 10 | 25038 | View details |
| 29BIOC | 4" | — | 10 | 28051 | View details |
| 29BI4OC | 4" | — | 10 | 28052 | View details |
| 30BI4OC | 5" | — | 10 | 28064 | View details |
| 31BI4OC | 6" | — | 10 | 28069 | View details |



