Minerallac Company 40430 - A nylon insert stop nut with a nylon-filled collar at the back end to help restrict screw movement under vibration. It is made of steel with a zinc plated finish. The nut is sized 5/16 in with 18 TPI threads and a right-handed thread direction.
Minerallac Company

40430

Alternate Item Number: 12113969

UPC: 085937404305


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Minimum Qty: 100

Multiplier: 100

*Contact for lower quantities*

Overview

The Minerallac Company 40430J is a high-quality 5/16-18 Nylock Hex Nut engineered for secure fastening in demanding applications. Constructed from durable steel and finished with a corrosion-resistant zinc plating, this lock nut combines strength with longevity, making it ideal for outdoor and industrial environments. The integral nylon-filled collar at the back end of the nut provides a reliable locking mechanism, effectively restricting screw movement under vibration without requiring additional thread-locking compounds. This design ensures consistent performance in applications where loosening due to vibration could compromise safety or structural integrity. With a right-handed thread direction and precise 5/16-inch size featuring 18 threads per inch (TPI), the 40430J is compatible with standard 5/16-18 machine screws and bolts of similar materials. Its dimensions include a thickness of 0.359 inches and a width of 0.502 inches, ensuring a secure fit in tight spaces. The nut meets a Rockwell hardness of Rockwell C28 maximum, providing the necessary durability for repeated use. Available in standard packaging of 100 units per jar, this lock nut is manufactured in Taiwan and complies with RoHS standards for environmental safety. Unlike two-way reversible nuts, the 40430J offers enhanced reusability while maintaining a secure hold, making it a cost-effective solution for long-term fastening needs. Minerallac Company, a trusted provider of industrial fasteners, delivers reliable and high-performance components designed to meet the rigorous demands of construction, manufacturing, and other heavy-duty applications.
  • Steel construction with zinc-plated finish for corrosion resistance.
  • Nylon insert collar restricts movement under vibration, preventing loosening.
  • 5/16-18 thread size with right-handed direction, compatible with standard fasteners.
  • Reusable more times than two-way reversible nuts.
  • Packaged in jars of 100 units, RoHS compliant.
  • Manufactured in the USA
  • Packaged in jars of 100

Specifications

Application
Designed to be used with like-material machine screws and bolts.
Color
Silver
Color
Zinc-Plated
Finish
Zinc Plated
Material
Zinc-Plated Steel
Material
Steel with Zinc-Plated Finish and Nylon Insert
Material
Steel with zinc-plated finish and nylon collar
Material
Steel with Zinc Plating and Nylon Insert
Material
Zinc-Plated Steel with Nylon Insert
Material
Zinc-Plated Steel with Nylon
Material
Steel
Material of Construction
Steel
Nut Type
Lock Nut
Rockwell Hardness
Rockwell C28 maximium
Series
Nylock Hex Nut
Size
5/16-18 IN
Special Features
Able to be reused more times than a two-way reversible nut.
Thickness
0.359" IN
Thread Direction
Right-Handed
Thread Size
18 TPI
Type
Nylon Insert Stop Nuts
Width
0.502" IN
A nylon insert stop nut in a hex locknut style. It is made of steel with a zinc plated finish and silver color. The nut is size #10 with 24 thread size, right-handed thread direction, 0.249" thickness, and 0.376" width.

40420J

A nylon insert stop nut in a hex locknut style. It is made of steel with a zinc plated finish and silver color. The nut is size #10 with 24 thread size, right-handed thread direction, 0.249" thickness, and 0.376" width.
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Frequently Asked Questions

What is the thread size of this nylock nut?

This Minerallac nylock nut features a standard 5/16-18 thread size.

What is the finish on this Minerallac hex nut?

The Minerallac 5/16-18 nylock hex nut has a zinc-plated finish for corrosion resistance.

How many nylock nuts are in a jar?

Each jar of Minerallac 5/16-18 ZP Nylock Hex Nuts contains 100 units.

What is the master carton quantity for SKU 40430J?

The master carton for SKU 40430J contains 1200 units.

What material is the Minerallac 40430 nylock nut made from?

The Minerallac 40430 nylock nut is constructed from steel.

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.