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ABB - Installation Products AL21/050/A/BLYI - Straight Conduit Fitting with Locknut and Sealing Washer, Fixed External Male Thread, Nominal Conduit Size 21mm, 1/2 Inch NPT Thread, With Locknut and Sealing Washer, Black

ABB Installation Products AL21/050/A/BLYI Straight Conduit Fitting with Locknut and Sealing Washer, Fixed External Male Thread…

UPC: 786210279961

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Call +1 (262) 252-1600 (toll-free 877-268-3700) or email [email protected] for pricing and availability.

Overview

The ABB AL21/050/A/BLYI Straight Conduit Fitting is a precision-engineered electrical conduit accessory designed for secure, leak-proof connections in industrial and commercial installations. Manufactured by ABB Installation Products, this fitting features a fixed external 1/2" NPT male thread and accommodates a 21mm nominal conduit size, ensuring compatibility with standard electrical conduit systems. Constructed from high-strength Polyamide 66 (Nylon), the fitting delivers exceptional resistance to chemicals, moisture, and mechanical stress, making it ideal for demanding environments such as manufacturing plants, utilities, and commercial buildings. The included locknut and sealing washer provide a reliable, tamper-resistant connection that prevents ingress of dust, moisture, and contaminants, critical for maintaining system integrity in hazardous or corrosive environments. The black Polyamide 66 material offers additional UV resistance, ensuring long-term durability in outdoor or exposed installations. Compliance with NEC Section 500-2(a) for hazardous locations (Class I, Div. 2; Class II, Div. 1 & 2; Class III, Div. 1 & 2) further extends its application range, including petrochemical, refining, and industrial facilities where safety and reliability are paramount. Designed for ease of installation, the AL21/050/A/BLYI simplifies conduit system assembly with a straightforward threading mechanism and secure locking system. The fitting’s compact design and professional black finish ensure a clean, professional appearance in both exposed and concealed installations. Trusted by industry professionals, ABB Installation Products delivers consistent performance and compliance with UL and CSA standards (UL File No. E 23018, CSA File No. 2884), reinforcing its suitability for critical infrastructure projects.
  • Fixed external 1/2" NPT male thread for secure conduit connections
  • 21mm nominal conduit size compatibility with standard electrical systems
  • Black Polyamide 66 (Nylon) construction for chemical, moisture, and UV resistance
  • Includes locknut and sealing washer for leak-proof, tamper-resistant installation
  • UL File No. E 23018 and CSA File No. 2884 certified for hazardous locations (Class I, II, III)

Specifications

Application
For Insertion into Threaded Entries or Knockout to Connect Conduit
Cable Entry
1/2 Inch NPT Thread
Color
Black
Connection
Straight
Material
Polyamide/Nylon 6.6
Material
Polyamide (Nylon) 66
Size
NC 21mm
Size
21mm
Type
Conduit Fitting with NPT Threads
Package Dimensions (L x W x H)
1 IN x 1 IN x 1 IN
Package Dimensions (L x W x H)
2.54 cm x 2.54 cm x 2.54 cm
Package Weight (Imperial)
0.020 L
Package Weight (Metric)
0.009 kg
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Frequently Asked Questions about ABB - Installation Products

How are Thomas and Betts products typically installed?

Thomas and Betts products are installed using a variety of methods tailored to specific applications, including the use of flexible cords and cable fittings, non-metallic cable glands, and armored cable fittings. Proper selection of fittings is crucial to match the cable type and installation environment, ensuring durability and preventing physical damage. Tools such as the Blackburn® Comfort Crimp® and HEX-FLEX® systems enhance installation efficiency and reliability, reducing labor time and ensuring secure connections.

What accessories are available for Thomas and Betts products?

Thomas and Betts offers a comprehensive range of accessories for their products, including various cord and cable fittings, non-metallic cable glands, service entrance cable fittings, and armored cable fittings. Their accessories are designed to enhance installation efficiency and ensure compatibility with different cable types and environmental conditions, providing reliable connections for a wide array of applications.

What environmental ratings do Thomas and Betts products have?

Thomas and Betts products feature robust environmental ratings, including NEMA Type 1, 2, 3, 4, 4X, 12, and 13 certifications, as well as IEC 60529 IP66 protection. These ratings ensure that their products are designed to withstand harsh industrial environments, with capabilities to resist dust, water, and corrosion, and operate effectively in a wide temperature range.

What communication protocols do Thomas and Betts products support?

Thomas and Betts products support a wide range of industrial communication protocols, including Ethernet, DeviceNet, PROFIBUS, Modbus, CANopen, and others. This extensive compatibility ensures seamless integration and reliable communication across various industrial automation systems, catering to diverse application needs.

What are the key features of Thomas and Betts products?

Thomas and Betts products are known for their innovative designs, high performance, and compliance with industry standards such as the National Electrical Code and Underwriters' Laboratories. They offer a comprehensive range of rugged and reliable electrical fittings, including liquidtight and dust-tight connections, which enhance installation efficiency and reduce overall project costs. Their products are engineered for durability in harsh environments, ensuring long-term reliability and lower installed costs.

What are the main product lines offered by Thomas and Betts?

Thomas and Betts offers a comprehensive range of product lines including electrical connectors, cable management systems, grounding and bonding solutions, and industrial automation components. Their products are designed for durability and reliability in demanding industrial environments, ensuring optimal performance and safety across various applications.

What technical support does Thomas and Betts offer?

Thomas and Betts offers comprehensive technical support, including access to field application engineers for onsite training and installation assistance. Their technical support staff is available to address inquiries related to product specifications and installation practices, ensuring optimal performance and safety of electrical systems. Additionally, they provide a variety of training programs to enhance the knowledge and skills of users in the field.

What industries and applications are Thomas and Betts products used for?

Thomas and Betts products are utilized across various industries including electrical construction, industrial automation, telecommunications, and utilities. Their extensive range of cord and cable fittings, electrical boxes, and metal framing systems are designed for applications that require durability and reliability in harsh environments, ensuring optimal performance in both permanent and temporary installations.

What certifications and standards do Thomas and Betts products comply with?

Thomas and Betts products comply with critical international certifications including UL (Underwriters Laboratories), CSA (Canadian Standards Association), and CE (European Community). Our products are designed to meet rigorous industrial standards such as NEMA enclosure ratings and IEC 60529 IP ratings, ensuring safety and reliability across various industrial applications.

What are the main product lines offered by Ocal?

Ocal offers a comprehensive range of corrosion-resistant conduit systems, including PVC-coated conduit and fittings, conduit bodies, hazardous location fittings, and strut accessories. Their products are designed to provide superior corrosion protection, featuring a hot-dipped galvanizing process and UL listed Type 4X PVC-coated conduit bodies, ensuring durability in the most demanding environments.