Description
Insulated Metal Grounding Bushings
Insulated Metal Grounding Bushings are threaded with dual rated CU-AL C-clamp grounding lug. Bushings are made of Zinc die-cast and are 150ºC rated. A larger Lay-in Lug option is available that conforms to 1/0 to 250M/CM max wire.
Specifications
Specifications
| Part Number | Trade Size | Ground Min. | Wire Max | Dim A | Dim B | Threads/Inch |
|---|---|---|---|---|---|---|
| NPNB-450 | 1/2" | 14 | 4 | 1.896 | .458 | 14 |
| NPNB-451 | 3/4" | 14 | 4 | 2.109 | .482 | 14 |
| NPNB-452 | 1" | 14 | 4 | 2.384 | .576 | 11-1/2 |
| NPNB-453 | 1-1/4" | 14 | 4 | 2.734 | .644 | 11-1/2 |
| NPNB-453100 | 1-1/4" | 14 | 1/0 | 3.214 | .644 | 11-1/2 |
| NPNB-454 | 1-1/2" | 14 | 2 | 3.130 | .715 | 11-1/2 |
| NPNB-454100 | 1-1/2" | 14 | 1/0 | 3.453 | .715 | 11-1/2 |
| NPNB-455 | 2" | 14 | 2/0 | 3.604 | .715 | 11-1/2 |
| NPNB-455100 | 2" | 14 | 250M/CM | 3.927 | .715 | 11-1/2 |
| NPNB-456 | 2-1/2" | 14 | 2/0 | 4.652 | .942 | 8 |
| NPNB-456250 | 2-1/2" | 6 | 250M/CM | 5.042 | .942 | 8 |
| NPNB-457 | 3" | 14 | 2/0 | 4.810 | .970 | 8 |
| NPNB-457250 | 3" | 6 | 250M/CM | 5.200 | .970 | 8 |
| NPNB-458 | 3-1/2" | 14 | 2/0 | 5.783 | .969 | 8 |
| NPNB-458250 | 3-1/2" | 6 | 250M/CM | 6.443 | .969 | 8 |
| NPNB-459 | 4" | 14 | 2/0 | 6.282 | .992 | 8 |
| NPNB-459250 | 4" | 6 | 250M/CM | 6.672 | .992 | 8 |
| NPNB-4591 | 5" | 8 | 2/0 | 7.249 | .990 | 8 |
| NPNB-4591250 | 5" | 2 | 250M/CM | 7.639 | .990 | 8 |
| NPNB-4592 | 6" | 8 | 2/0 | 8.253 | 1.358 | 8 |
| NPNB-4592250 | 6" | 2 | 250M/CM | 8.643 | 1.358 | 8 |
What's in the box?
What's in the box?
- Qty 1 - Plastic Insulating Bushings 105ºC Rated