Mencom Corporation 221M - PG21, Nickel Plated Brass, Nut
Mencom Corporation

221M


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Overview

The Mencom 221M is a PG 21 jam nut, manufactured by Mencom Corporation, specifically designed to provide a secure and reliable fastening solution in various industrial applications. It is constructed from durable nickel-plated brass, which offers excellent corrosion resistance and durability. The 221M features a PG 21 thread size, with a thickness of 3.5 mm and an outer diameter (A) of 31.9 mm, making it suitable for a range of applications where precise and secure connections are essential. This jam nut is part of Mencom's comprehensive range of nuts, which include various materials such as plastic, nickel-plated brass, zinc, and stainless steel, allowing users to select the most suitable option to meet their specific environmental and application requirements. By offering a diverse range of materials, Mencom's nuts can be used in a variety of settings, from harsh industrial environments to applications where corrosion resistance is critical. The 221M, with its nickel-plated brass construction, is particularly well-suited for applications where a high level of durability and resistance to corrosion is required, making it a reliable choice for industrial applications.
  • PG 21 thread size
  • Nickel-plated brass construction
  • 3.5 mm thickness
  • 31.9 mm outer diameter (A)
  • Suitable for industrial applications

Specifications

Material
Nickel Plated Brass
Size
PG 21
Double Compression Cable Gland, 3/4 Inch NPT Thread, Flameproof Ex d and Increased Safety Ex e, Suitable for use with SWA, SWB, and AWA Conduit, IP66 Rating, Inner Cable Range 12 to 16mm, Outer Cable Range 16 to 21mm, Nickel Plated Brass

EXN05AMC1

Double Compression Cable Gland, 3/4 Inch NPT Thread, Flameproof Ex d and Increased Safety Ex e, Suitable for use with SWA, SWB, and AWA Conduit, IP66 Rating, Inner Cable Range 12 to 16mm, Outer Cable Range 16 to 21mm, Nickel Plated Brass
Locknut, EMC, brass, M12 thread

RLEM12

Locknut, EMC, brass, M12 thread
PG36, Shielded Gland, Nickel Plated Brass, 0.787 - 1.02

MCGB-36R

PG36, Shielded Gland, Nickel Plated Brass, 0.787 - 1.02

Frequently Asked Questions about Mencom Corporation

What accessories are available for Mencom Corporation products?

Mencom Corporation offers a comprehensive range of accessories across multiple product lines, including junction blocks, port adapters, panel interface connectors, cable glands, field wireables, and various connector accessories. Specific accessory options include custom cable lengths, over-molding, plug & play customization, terminal additions (ring, spade, ferrules), and mounting options like ½" NPT, M20, M25, panel mount, and back mount configurations.

How are Mencom Corporation products typically installed?

Mencom Corporation products are typically installed using multiple mounting options, including panel mount, DIN rail, and field wireable configurations. Their connectors feature versatile mounting solutions like 1/2" NPT, M20, M25, panel mount, and back mount options. Installation depends on the specific product series, such as MIN Power, MIL-Spec, Micro, or Panel Interface Connectors, with each line offering precise, application-specific installation methods.

What industries and applications are Mencom Corporation products used for?

Mencom Corporation products are used across multiple industrial automation and control sectors, including manufacturing, process control, industrial networking, and panel interface applications. Their product lines cover critical connectivity needs such as Ethernet networking, power distribution, field wireable connectors, solenoid valve connections, cable glands, and panel interface connectors for PLC, computer, and programmable device systems in harsh industrial environments.

What technical support does Mencom Corporation offer?

Mencom Corporation offers industry-leading technical support through multiple channels. During business hours, customers receive live support from experienced inside sales representatives and account specialists who can assist with quotes, order expediting, connector customization, and technical design challenges. Their engineering team provides expert support for custom connectivity solutions, including cable modifications, over-molding, termination options, and collaborative design assistance.

What are the main product lines offered by Mencom Corporation?

Mencom Corporation offers a comprehensive range of industrial connection products across multiple series, including MIN Series, MIL-Spec Series, Micro Series, NAN Series, Bus Series, and specialized connector types. Key product lines include Junction Blocks, Solenoid Valve Connectors, Cable Glands, Panel Interface Connectors, T35 DIN Rail Connectors, and network connectivity solutions for DeviceNet, Ethernet, Foundation Fieldbus, and Profibus protocols. Their product families cover various sizes and configurations, such as Micro-AC, Micro-DC, Euro-AC, and Power series connectors with options for M16, M23, and M27 connector types.

What are the key features of Mencom Corporation products?

Mencom Corporation offers comprehensive industrial electrical connection solutions featuring high-quality, flexible connectivity products across multiple series including MIN, MIL-Spec, Micro, Nano, and Network connector lines. Key product features include custom cable lengths, over-molded cables, field wireable connectors, panel interface connectors, and versatile mounting options like ½" NPT, M20, and panel mount configurations. Their products support various industrial applications with configurations in straight and right angle designs, utilizing jacket materials like PVC, PUR, and TPE.

What communication protocols do Mencom Corporation products support?

Mencom Corporation products support multiple critical industrial communication protocols, including Modbus RTU, Modbus TCP/IP, PROFIBUS, PROFINET, DeviceNet, and EtherNet/IP. These protocols enable flexible network integration across diverse industrial automation systems, providing comprehensive connectivity and seamless communication capabilities for manufacturing and process control environments.

What certifications and standards do Mencom Corporation products comply with?

Mencom Corporation products are UL certified (UL File #E149111) and offer comprehensive compliance across industrial automation standards. Our product lines meet critical certifications including NEMA (Types 4, 4X, 6, 6P), IP ratings (IP65, IP66, IP67, IP69K), and support multiple industrial communication protocols such as DeviceNet, Ethernet, Foundation Fieldbus, Profibus-DP, and Profibus-PA.