
Contact for Pricing
Minimum Qty: 25
Multiplier: 25
*Contact for lower quantities*
Overview
- Tool-free 'Hit-Lock' push-in installation for non-metallic sheathed cables (#14-3 to #6-3) or combinations like 1 #12-2 and 1 #10-2
- High-impact thermoplastic housing with steel insert for durability and corrosion resistance
- No locknut or special tools required, reducing installation time by up to 50%
- Removable design allows for adjustments and reusability
- Ideal for HVAC, chemical processing, and water treatment systems
Specifications
Application | The 251-MB is used to connect a properly deburred length of EMT raceway to a box or electrical enclosure. Simply push the fitting onto raceway with a slight twist. Remove the fitting by unthreading it from conduit end. No tools are required. Concrete Tight. Dry locations only. Patented |
Connection Type | Push-in |
Connection Type | Push-in 'Hit-Lock' |
Connector Type | PUSH-EMT® |
Finish | Ball burnish |
Insulation | False |
Material | High-impact thermoplastic with steel insert |
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 | Connector |
Package Weight (Imperial) | 0.139 L |
Package Weight (Metric) | 0.063 kg |

250-MSRT
Bridgeport Fittings Mighty-Seal 1/2 inch EMT Connectors are used to connect a 1/2 inch EMT raceway to a box, device or enclosure. The 250MSRT 1/2 inch Mighty-Seal« connector is UL listed for use in wet locations. Raintight. Patented
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
What is the material of the 251-MB connector?
The 251-MB connector is made of a zinc alloy body and locknut with steel internal components.
Is the 251-MB suitable for wet locations?
No, the 251-MB is designed for dry locations only.
What is the trade size of the 251-MB?
The trade size of the 251-MB is 3/4 inch.
How is the 251-MB connector installed?
The connector is installed by pushing it onto a properly deburred length of EMT raceway with a slight twist; no tools are required.
What certifications does the 251-MB have?
The 251-MB is certified under UL Standard 514B and meets Federal Specification A-A-50553 and NEMA Standard FB-1.
How do you remove the 251-MB connector?
To remove the connector, unthread it from the conduit end.
Is the 251-MB connector patented?
Yes, the 251-MB connector has several patents, including numbers 8,274,000 and 8,487,197.
Where is the 251-MB manufactured?
The 251-MB connector is manufactured in the USA.
What is the finish of the 251-MB connector?
The 251-MB features a mirror finish with a ball burnish.
What is the packaging quantity for the 251-MB?
The standard package quantity for the 251-MB is 250, with a unit quantity of 25.
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.






