4" Square Extension Ring, 2-1/8" Deep - Welded, W/Conduit KO's
Southwire #: 53171-S
Model #: 53171-S
4" square extension rings are added to junction boxes to increase wiring capacity and provide access for additional conduit runs and electrical wire. Extension rings prevent the need to remove old conduit boxes and wiring from circuits when additional capacity is needed.
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Features & Benefits
- Combination knockouts allow for greater wiring flexibility
- Combination Phillips/Slotted screw heads.
| Stock # | 53171-S 53171-S | |
| Model # | 53171-S 53171-S | |
| UPC # | 785592531636 785592531636 | |
| Material | Galvanized Steel Galvanized Steel | |
| Cubic Capacity | 30.3 (496.5) 30.3 (496.5) | |
| Standard Package | 25 25 | |
| Bottom Knockouts | (2) 3/4", (3) 1/2" (2) 3/4", (3) 1/2" | |
| Side Knockouts | (6) 1/2", (6) 1/2" - 3/4" (6) 1/2", (6) 1/2" - 3/4" | |
| Color | Silver Silver |