Non-metallic bushing snaps into standard knockout and fixes into common hole configurations for 2 x 4 metal studs, sold in a quantity of 100.

Non-metallic Bushing SB130 for Metal Studs This non-metallic bushing is designed to snap into standard 1" knockouts and fit common hole configurations in 2 x 4 metal studs. It protects non-metallic-sheathed cables from sharp edges in metal studs, complying with NEC 2017 paragraph 300.4(b)(1) requirements. Suitable for electrical distributors and switchgear suppliers, it provides a secure and code-compliant solution for cable protection in metal stud applications. Specifications Manufacturer Part #: SB130 Material: Plastic Color: Red Weight: 0.0160 lbs Fits Stud Size: 2 x 4 Dimensions (inches): 5.751 (A) x 2.500 (B) x 0.505 (C) x 1.300 (D) Package Quantity: 100 UPC: 018997401304 Features Snaps into standard 1" trade size knockout or irregular shaped holes in metal studs Includes bushing and washer ends joined together for easy installation without separation Protects cables from sharp metal edges to prevent damage and code violations Complies with NEC 2017 paragraph 300.4(b)(1) for cable protection Compatible with common 2 x 4 metal stud configurations Downloads & Links SB130 Line Drawing Catalog Page