
Contact for Pricing
Minimum Qty: 25
Multiplier: 25
*Contact for lower quantities*
Overview
- 3/4" EMT conduit size
- DRY PUSH-EMT® technology for tool-free installation
- Up to 75% faster setup than traditional methods
- Quick assembly and disassembly
- Secure connection for EMT conduit systems
Specifications
Application | The 261-MB is used to couple two properly deburred lengths of 3/4" EMT raceway. Simply push the fitting on a raceway with a slight twist. Remove the fitting by unthreading it from the conduit end. No tools are required. Dry Locations Only. Concrete Tight. Patented |
Connection Type | Push-on |
Connector Type | PUSH-EMT® |
Finish | Ball burnish |
Insulation | False |
Material | Polymer |
Material Quality | Zinc Alloy body and locknut with steel internal components |
Series | DRY PUSH-EMT |
Size | 3/4 IN |
Special Features | Concrete tight |
Standard | cULus |
Trade Size | 3/4 in. |
Type | Coupling |
Package Weight (Imperial) | 0.158 L |
Package Weight (Metric) | 0.072 kg |

251-MSRT
Bridgeport Fittings Mighty-Seal« 3/4 inch EMT Connectors are used to connect a 3/4 inch EMT raceway to a box, device or enclosure. The 251MSRT 3/4 inch Mighty-Seal connector is UL listed for use in wet locations. Raintight. PatentedFrequently Asked Questions
Is the 261-MB suitable for wet locations?
No, the 261-MB is designed for dry locations only.
What is the material of the 261-MB coupling?
The 261-MB coupling is made of a zinc alloy body and locknut with steel internal components.
How is the 261-MB coupling installed?
The coupling is installed by pushing it onto a properly deburred length of EMT raceway with a slight twist; no tools are required.
Can the 261-MB coupling be removed easily?
Yes, the fitting can be removed by unthreading it from the conduit end.
What is the trade size of the 261-MB coupling?
The trade size of the 261-MB coupling is 3/4 inches.
What are the dimensions of the 261-MB coupling?
The dimensions are 1.99 inches for Dimension A and 1.50 inches for Dimension B.
What is the finish of the 261-MB coupling?
The finish of the 261-MB coupling is a mirror finish with ball burnish.
What certifications does the 261-MB coupling have?
The 261-MB coupling is certified under UL Standard 514B and complies with NEMA Standard FB-1.
What is the country of manufacture for the 261-MB?
The 261-MB coupling is manufactured in the USA.
What is the standard package quantity for the 261-MB?
The standard package quantity for the 261-MB is 250 units.
Frequently Asked Questions about NSI Industries
How are Tork products typically installed?
Tork products are typically installed by trained technicians who follow a comprehensive commissioning process. This includes verifying the work environment, conducting electrical installation checks, performing internal and external equipment inspections, powering on the system, and executing operational tests to ensure compatibility and reliability.
What environmental ratings do Tork products have?
Tork products are designed to meet various environmental ratings, including NEMA Type 4X and Type 6, which provide protection against corrosion, windblown dust, rain, and occasional temporary submersion. These ratings ensure that Tork products can withstand harsh industrial environments while maintaining operational integrity.
What communication protocols do Tork products support?
Tork products support a comprehensive range of communication protocols, including PROFIBUS DP V1, PROFINET with dual port, EtherNet/IP with dual port, CANopen, and Modbus RTU integrated as standard. These protocols facilitate flexible network integration and high-performance communication across various industrial automation systems.
What are the key features of Tork products?
Tork products are designed with advanced features that enhance efficiency and reliability in industrial applications. Key features include integrated harmonics and EMC design for improved power quality, removable terminals for quick installation, and USB ports for easy troubleshooting. Additionally, Tork solutions emphasize user-friendly setup with application wizards and memory modules for convenient parameter management.
What are the main product lines offered by Tork?
Tork offers a diverse range of products primarily focused on industrial automation, including TORK® Photocontrols, lighting controls, and various electrical components such as enclosures, occupancy sensors, and grounding solutions. These products are designed to enhance efficiency and reliability in commercial and industrial applications.
What technical support does Tork offer?
Tork offers a comprehensive range of technical support services, including 24/7 customer support, on-site service management, and a technical hotline network. With three advanced technical support centers and over 8,000 hours of technical training conducted annually, Tork ensures certified expertise across 25+ languages to assist customers effectively. Their commitment to service is reflected in a 98% Service Level Agreement compliance rate, providing reliable support for all operational needs.
What industries and applications are Tork products used for?
Tork products are utilized across a variety of industries, including food processing, healthcare, hospitality, and manufacturing. They are designed for applications such as hand hygiene, surface cleaning, and dispensing solutions, ensuring efficiency and compliance in environments that require high standards of cleanliness and safety.
What certifications and standards do Tork products comply with?
Tork products comply with UL and cUL certifications, ensuring they meet rigorous safety and performance standards. Additionally, many models are designed to meet NEMA enclosure ratings, providing protection against environmental factors.
How are Remke products typically installed?
Remke products are typically installed through a systematic process that includes site audits to verify proper wiring, followed by remote or on-site commissioning. This commissioning involves installation verification, programming, and communication testing to ensure the system operates reliably and meets design specifications.
What accessories are available for Remke products?
Remke offers a wide range of accessories for their products, including panel mounting kits, fuse holders for voltage inputs, ferrites for communication modules, and current transformers. These accessories enhance the functionality and protection of Remke's industrial automation solutions, ensuring reliable performance in various applications.







