Overview
The Eaton B-Line 8872 GRT NK is a Type 3R Screw Cover Wireway designed for housing runs of control and power cable in outdoor or wet-rated installations. Fabricated from 16-gauge galvaneal steel with a phosphate undercoat and ANSI 61 gray acrylic electrocoat finish, this wireway provides durable protection and a professional appearance. At 8 in x 8 in x 72 in (203 x 203 x 1829 mm), it is well-suited for larger wire management applications requiring reliable NEMA 3R protection against rain, sleet, and external ice formation.
Features
- 16-gauge galvaneal steel body and cover construction
- Galvanized steel with ANSI 61 gray acrylic electrocoat finish (no-knockout variant)
- Embossed mounting holes on the back of the wireway body
- Cover secured by sliding under top end flange and fastening with plated screws at bottom end flange
- Sealing screws and lances at each end of the wireway cover for Type 3R integrity
- No-knockout (NK) design — bottom end only knockout option available on standard model
- Wireways exceeding 72 in in length include two covers, a removable center channel, and body supports
- Compatible with sealing devices, touch-up paint, and full B-Line accessories range
Specifications
| Manufacturer | Eaton / B-Line Series |
|---|---|
| Model Number | 8872 GRT NK |
| UPC | 78205188720 |
| Product Type | Screw Cover Wireway |
| Height | 8 in (203 mm) |
| Depth | 8 in (203 mm) |
| Length | 72 in (1829 mm) |
| NEMA Rating | 3R |
| Material | Galvanized Steel |
| Finish | Gray Acrylic Electrocoat (ANSI 61) |
| Color | Gray |
| Gauge | 16 gauge |
| Knockouts | None (NK — No Knockout) |
| Unit of Measure | Each |
| Standards | UL 870 Listed Type 3R; CSA C22.2 No. 26 Certified Type 3R; NEMA Type 3R |
| Application | Control and power cable housing; cable and wire junction, distribution, and termination |
| Country of Origin | United States |
| UNSPSC | 39131714 |




