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Minerallac Company 74640J - Hex head cap screw with partial threading. It is made of 18-8 stainless steel and has a silver hex head. The size is 1/2-13 x 2-1/2 in, with coarse 13-thread pitch, a 3/4 in head width, and a 5/16 in head height.
Minerallac Company

74640J

Alternate Item Number: 13853072

UPC: 085937000262

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Minimum Qty: 25

Multiplier: 25

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Overview

The Minerallac Company 74640J is a 1/2-13 x 2-1/2" Type 18-8 stainless steel hex head cap screw (HHCS), designed for heavy-duty industrial applications requiring corrosion resistance and high tensile strength. This bolt features a standard 1/2-inch diameter with 13 threads per inch (TPI), ensuring secure fastening in mechanical assemblies, electrical enclosures, and structural connections. The 18-8 stainless steel composition provides excellent resistance to rust, oxidation, and chemical exposure, making it ideal for outdoor, marine, or corrosive environments. The 2-1/2-inch length accommodates through-hole applications with sufficient thread engagement for stability. Common uses include mounting panels, securing conduit, assembling machinery, and general-purpose bolting where stainless steel is preferred. This cap screw meets industry standards for dimensional accuracy and material integrity, ensuring reliable performance in critical applications. Order by SKU 74640J for precise specifications and consistent quality.
  • Material: Type 18-8 stainless steel for corrosion resistance
  • Size: 1/2-13 thread diameter x 2-1/2" length
  • Head Type: Hex head for secure wrench grip
  • Thread Pitch: 13 threads per inch (TPI)
  • Applications: Industrial, electrical, marine, and structural fastening

Specifications

Head Color
Silver
Head Height
5/16 in
Head Type
Hex Head
Head Width
3/4 in
Length
2-1/2 in
Material
18-8 Stainless Steel
Material Quality
18-8 Stainless Steel
Size
1/2-13 x 2-1/2"
Thread Size
13 TPI
Thread Type
Coarse
Type
Hex Cap Screw
Package Weight (Imperial)
8.555 lbs
This is a hex cap screw with a hex head and partial threading. It is made of 18-8 stainless steel and has a coarse 1/2-13 thread size. The screw is 2 inches long with a 3/4 inch head width and 5/16 inch head height.

74632

This is a hex cap screw with a hex head and partial threading. It is made of 18-8 stainless steel and has a coarse 1/2-13 thread size. The screw is 2 inches long with a 3/4 inch head width and 5/16 inch head height.
Hex Tap Bolt, 3/8-16 in. size, 1-1/4 in. length, Right Hand thread, 18-8 grade, Stainless Steel, 100 per pack

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SSBOLT5075-C

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NM-F38212

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A 5/8-11 x 6 inch hex head cap screw with partial threading. It is made of 18-8 stainless steel. The sheet identifies it as a boxed product.

74896

A 5/8-11 x 6 inch hex head cap screw with partial threading. It is made of 18-8 stainless steel. The sheet identifies it as a boxed product.
A hex cap bolt with a 1/4"-20 thread size and 1" length. It is made of Grade 2 steel with a zinc plated finish. The bolt has a hex head with a 7/16" width and 5/32" height.

55016-1000

A hex cap bolt with a 1/4"-20 thread size and 1" length. It is made of Grade 2 steel with a zinc plated finish. The bolt has a hex head with a 7/16" width and 5/32" height.
This is a hex cap bolt with a hex head and coarse 1/4-20 threading. It is made of medium carbon steel and Grade 5 steel, with a zinc plated finish. The bolt length is 1/2 inch, with a head height of 5/32 inch and head width of 7/16 inch.

55009US

This is a hex cap bolt with a hex head and coarse 1/4-20 threading. It is made of medium carbon steel and Grade 5 steel, with a zinc plated finish. The bolt length is 1/2 inch, with a head height of 5/32 inch and head width of 7/16 inch.
A hex cap bolt with a 1/4"-20 x 1" size and fully threaded design. It is made of Grade 2 steel and has a zinc plated finish. The bolt has a hex head with a 7/16" head width and 5/32" head height.

55016BFG

A hex cap bolt with a 1/4"-20 x 1" size and fully threaded design. It is made of Grade 2 steel and has a zinc plated finish. The bolt has a hex head with a 7/16" head width and 5/32" head height.

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.