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Minerallac Company 95090 - A 1/2 inch knock-out bushing with one channel. It is made of nylon and finished in black. The listed dimensions are 0.500 inch width and 0.500 inch height, with channel height and channel width both 0.687 inch.
Minerallac Company

95090

Alternate Item Number: 12115519

UPC: 085937950901


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Minimum Qty: 100

Multiplier: 100

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Overview

The Minerallac 95090 is a 1/2" nylon knock-out bushing designed to convert raw-edged metal enclosure holes into smooth, insulated openings. Manufactured by Minerallac Company (SKU: 95090), this thermoplastic bushing features locking fingers that snap into place with fingertip pressure, eliminating the need for tools during installation. It prevents wire damage during installation and provides a UL-listed, high-impact insulating surface for conduit systems. Suitable for 1/2" trade size knockouts, this bushing withstands 105°C applications and meets UL 514B standards. Ideal for electrical contractors and maintenance teams requiring quick, tool-free installation in metal boxes or enclosures. Constructed of thermoplastic material, it offers high impact strength and self-extinguishing properties (per UL 94). This one-piece design ensures easy installation and removal, providing a neat and insulated opening for wire passage. The bushing is UL and CSA approved, conforming to NFPA 70-1999 (ANSI) standards.
  • Converts raw-edged holes to smooth, insulated openings.
  • Locking fingers snap into place with fingertip pressure; no tools required.
  • Prevents damage to wire insulation during installation.
  • Constructed of high-impact thermoplastic material.
  • UL listed and CSA approved for safety and compliance.

Specifications

Channel Height
0.687" IN
Channel Width
0.687" IN
Color
Black
Height
0.500" IN
Material
Nylon
Mounting Type
Snap-in
Number Of Channels
1
Size
1/2"
Type
Knock-Out Bushings
Width
0.500" IN
Package Weight (Imperial)
0.51 lbs
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Frequently Asked Questions about Minerallac Company

What are the main product lines offered by Minerallac Company?

Minerallac Company offers multiple comprehensive product lines including Minerallac Traditional (electrical fasteners), Strut Fittings, Stainless Steel Fasteners, Black Claw, Impact Staples, and Redmore. Their Traditional line features over a thousand electrical fastener variations covering conduit/cable/wire products, nail straps, beam clamps, metal stud & drywall accessories, acoustical supports, voice/data hardware, and miscellaneous electrical installation components.

What is Minerallac Company's warranty policy?

Minerallac Company provides a limited warranty that guarantees all products are free from defects in material and workmanship. If a product fails to meet this warranty, Minerallac's sole liability is to replace the product at no charge. The warranty is exclusive and does not cover consequential damages, lost profits, or implied warranties of merchantability or fitness for a particular purpose.

What industries and applications are Minerallac Company products used for?

Minerallac Company products are used extensively across electrical, construction, and industrial applications, including conduit and cable support, beam mounting, metal stud and drywall installation, voice/data infrastructure, and low voltage systems. Their product lines cover critical fastening solutions for electrical contractors, with specialized offerings in conduit hangers, straps, beam clamps, cable supports, and mounting hardware for various industrial environments.

What technical support does Minerallac Company offer?

Minerallac Company offers comprehensive technical support through multiple channels, including a toll-free customer service line at 800-927-3293, email support at [email protected], and online resources at www.minerallac.com. Their support covers product selection, technical specifications, and customer service for their extensive line of electrical fasteners, hangers, straps, and hardware across multiple product brands including Minerallac Traditional, Cully, Black Claw, IMPACT Staples, and Minerallac Stainless Steel. Support hours are 8:00 A.M. to 5:00 P.M. CT for their corporate office and 8:00 A.M. to 5:00 P.M. PT for their regional office.

What are the key features of Minerallac Company products?

Minerallac Company products feature a comprehensive range of electrical fasteners and hardware with exceptional versatility, including over 1,000 different sizes, styles, and finishes. Key features include multiple product lines such as Traditional, Strut Fittings, and Stainless Steel options with specialized finishes like 304/316 Stainless Steel, Hot-Dipped Galvanized, and Zinc Electroplate. Their products are engineered for electrical contractors, offering time-saving solutions with high-quality fasteners designed for durability, corrosion resistance, and worker safety across various installation environments.

What environmental ratings do Minerallac Company products have?

Minerallac Company products have robust environmental ratings, including UL 508A Type 1, 2, 3, 4, 4X, 12, and 13 certifications, CSA Type 1-4X, 12, and 13 ratings, and IEC 60529 IP66 protection. The products are WEEE and RoHS compliant, with UV and oil resistance, and can operate in extreme temperatures ranging from -55°C to 105°C, making them suitable for harsh industrial environments.

What accessories are available for Minerallac Company products?

Minerallac Company offers a comprehensive range of accessories across multiple product categories, including hardware, fasteners, and mounting solutions. Key accessories include stove bolts with nuts, wing nut washers, bar joist washers, stud clip adapters, brackets, perforated strapping, cable support options like J-hooks and bridle rings, box mounting brackets, outlet retainers, and various stud and drywall supports. Their accessories are available in multiple finishes such as stainless steel, hot-dipped galvanized, zinc electroplate, and powder-coated options.

How are Minerallac Company products typically installed?

Minerallac Company products are typically installed using a variety of specialized fastening solutions, including conduit hangers, straps, beam clamps, and mounting brackets designed for different electrical and construction applications. Installation methods vary by product type, with options for metal studs, drywall, beams, acoustical surfaces, and low voltage systems. The company offers multiple installation styles such as one-hole and two-hole straps, universal beam clamps, and specific mounting hardware to ensure secure and efficient attachment across diverse electrical and construction environments.

What communication protocols do Minerallac Company products support?

Minerallac Company's Brad product line supports multiple industrial communication protocols, including Ethernet, DeviceNet, PROFIBUS, Modbus, CANopen, Serial, AS-interface, and CC-Link. Their comprehensive portfolio covers over 40 industrial protocols, providing flexible communication solutions for various industrial automation applications from PC-based control to PLC systems.