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4" Steel Rigid LockNuts 290UL (Pack of 25)
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Product Information
Specification
| Type | Rigid LockNuts |
| Size | 4" |
| Thread Per Inch | 8 |
| Thread Pitch Diameter | 4.399 – 4.411 |
| Material | Steel |
| Finish | Zinc plated |
| UPC | 751338864016 |
| Part Number | 290UL |
4" Steel Rigid LockNuts
Description
A UL Locknut Steel is a type of fastening device commonly used in electrical conduit systems to secure conduits or fittings to electrical boxes or enclosures. These locknuts are designed to provide a reliable and secure connection, ensuring electrical safety and compliance with industry standards.
Features
• Tightens without deformation
• UL listed
Application
• To connect externally threaded conduit or connector to a threadless opening in a box or enclosure.
Certification
• UL Standard: UL 514B
• Fed. Spec: W-F-406E, W-F-406D
• NEMA: FB1-2014
Download PDF Spec Sheet
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