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Minerallac Company 41331J - A 5/16-18 cap nut from the sheet title. The sheet lists it as zinc plated and supplied in a jar. It is a cap nut for threaded fastening applications.
Minerallac Company

41331J

Alternate Item Number: 16733980

UPC: 085937051745


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Minimum Qty: 100

Multiplier: 100

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Overview

Minerallac 5/16-18 Nickel Plated Cap Nut (SKU 41331J) is a nickel-plated fastener designed to conceal exposed threads in mechanical and cabinetry assemblies. This cap nut ensures a clean, finished appearance while providing a secure threaded connection. The 5/16-18 thread size matches standard bolts and threaded rods for broad compatibility. Nickel plating delivers moderate corrosion resistance and a bright, durable finish suitable for visible applications. Commonly used in furniture, cabinetry, and light industrial equipment where aesthetics and thread protection matter. Manufactured by Minerallac, a US-based producer of industrial fasteners. Master carton quantity is 600.
  • 5/16-18 thread size for standard bolt compatibility
  • Nickel plating offers moderate corrosion resistance and bright finish
  • Conceals exposed threads for clean, professional appearance
  • Commonly used in cabinetry, furniture, and light industrial equipment
  • Master carton quantity: 600 units

Specifications

Color
Nickel
Material
Steel
Material
Nickel Plated
Material
Nickel-Plated Steel
Size
5/16-18 IN
Package Weight (Imperial)
1.1 lbs
Acorn cap nut with internal threads and a domed top to cover projecting threads. Made of steel with a zinc plated finish. Size is 1/4 with 20 TPI; height is 0.470 in, width is 0.432 in, hex size is 0.220 in, and outside diameter is 0.410 in.

41325

Acorn cap nut with internal threads and a domed top to cover projecting threads. Made of steel with a zinc plated finish. Size is 1/4 with 20 TPI; height is 0.470 in, width is 0.432 in, hex size is 0.220 in, and outside diameter is 0.410 in.
10-24 Cap Nut Nickel Plated u/m 100

JCN161

10-24 Cap Nut Nickel Plated u/m 100
Cap Nut, 1/4-20 in., 18-8 Stainless Steel, 100 per pack

JCN163SS

Cap Nut, 1/4-20 in., 18-8 Stainless Steel, 100 per pack
Cap Nut, 3/8-16 in., 18-8 Stainless Steel, 100 per pack

JCN165SS

Cap Nut, 3/8-16 in., 18-8 Stainless Steel, 100 per pack
1/2" ID x 1" Outside Diameter Gray Push Nut - Steel Zinc

PN12

1/2" ID x 1" Outside Diameter Gray Push Nut - Steel Zinc
These are 1/2"-13 cap nuts with an acorn nut type. They are made of steel with a zinc plated finish and a silver color. The sheet lists a height of 0.810", a width of 0.743", a hex size of 0.380", and an outside diameter of 0.720".

41341

These are 1/2"-13 cap nuts with an acorn nut type. They are made of steel with a zinc plated finish and a silver color. The sheet lists a height of 0.810", a width of 0.743", a hex size of 0.380", and an outside diameter of 0.720".
5/8-11 Cap Nut Nickel Zinc Plated

41345

5/8-11 Cap Nut Nickel Zinc Plated
An acorn-style cap nut used to protect and give a finished look to an exposed bolt end. It can help prevent stripping of screws and bolts on engines, machinery, and wood frames so they can be easily removed and reused. This product has steel construction with a nickel finish. It is sold in a package quantity of 100.

41308J

An acorn-style cap nut used to protect and give a finished look to an exposed bolt end. It can help prevent stripping of screws and bolts on engines, machinery, and wood frames so they can be easily removed and reused. This product has steel construction with a nickel finish. It is sold in a package quantity of 100.

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.