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Minerallac Company 55820J - Hex cap bolt with a 1/2-13 x 1-1/4" size and fully threaded coarse threads. Made of Grade 2 steel, described as medium carbon steel that is quenched and tempered. It has a zinc plated finish, a hex head, and a 5/16" head height with a 3/4" head width.
Minerallac Company

55820J

Alternate Item Number: 12112156

UPC: 085937043054

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Minimum Qty: 50

Multiplier: 50

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Overview

The Minerallac Company 55820J is a Grade 2 hex head bolt, fully threaded, sized at 1/2-13 x 1-1/4 inches. Made in the USA from medium carbon steel, it is quenched and tempered for strength. The bolt features three hash marks indicating its Grade 2 classification and is zinc-coated for corrosion resistance. Supplied in a gravity feed jar with 50 pieces, it is designed for general-purpose fastening where moderate strength is required. Compatible with Grade 2 hex nuts (sold separately), this bolt is ideal for construction, maintenance, and assembly projects requiring reliable, corrosion-resistant fasteners.
  • 1/2-13 thread size
  • 1-1/4 inch length
  • Grade 2 classification (three hash marks)
  • Zinc-coated for corrosion resistance
  • Made in USA from quenched and tempered medium carbon steel

Specifications

Finish
Zinc Plated
Head Color
Silver
Head Height
5/16 in
Head Type
Hex Head
Head Width
3/4 in
Length
1-1/4 in
Material
Grade 2 Steel
Material Quality
Grade 2 Steel
Size
1/2-13 x 1-1/4"
Special Features
Made of medium carbon steel—quenched and tempered.
Thread Size
13 TPI
Thread Type
Coarse
Type
Hex Cap Bolt
Package Weight (Imperial)
4.695 lbs
Hex cap bolt made of Grade 2 steel with a zinc plated finish. It is 1-1/2 in. long with coarse 13-thread size and a hex head. The bolt size is 1/2-13 x 1-1/2 in., and the head width is 3/4 in. with a head height of 5/16 in.

55824J

Hex cap bolt made of Grade 2 steel with a zinc plated finish. It is 1-1/2 in. long with coarse 13-thread size and a hex head. The bolt size is 1/2-13 x 1-1/2 in., and the head width is 3/4 in. with a head height of 5/16 in.
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A hex head cap screw sized 1/2-13 x 1-1/2 in. It is made of silicon bronze with a copper head color. The screw has coarse threads, a 1-1/2 in length, a 3/4 in head width, and a 5/16 in head height.

54824J

A hex head cap screw sized 1/2-13 x 1-1/2 in. It is made of silicon bronze with a copper head color. The screw has coarse threads, a 1-1/2 in length, a 3/4 in head width, and a 5/16 in head height.
Hex cap bolt made of Grade 2 steel with a zinc plated finish. It is 1/4"-20 x 1/2" in size and fully threaded with coarse threads. The head is hex shaped, with a 7/16" width and 5/32" height.

55008J

Hex cap bolt made of Grade 2 steel with a zinc plated finish. It is 1/4"-20 x 1/2" in size and fully threaded with coarse threads. The head is hex shaped, with a 7/16" width and 5/32" height.
Hex cap bolt made of Grade 2 steel with a zinc plated finish. It is 3/8-16 x 2-1/2 in. long and has a coarse thread. The bolt has a hex head with a 9/16 in. head width and 15/64 in. head height.

55440J

Hex cap bolt made of Grade 2 steel with a zinc plated finish. It is 3/8-16 x 2-1/2 in. long and has a coarse thread. The bolt has a hex head with a 9/16 in. head width and 15/64 in. head height.
This is a 3/8-16 x 1-1/4 inch hex head bolt. It is made of Grade 2 steel and has a zinc plated finish. The bolt is fully threaded and has a coarse thread type.

55420J

This is a 3/8-16 x 1-1/4 inch hex head bolt. It is made of Grade 2 steel and has a zinc plated finish. The bolt is fully threaded and has a coarse thread type.
This is a hex cap bolt with a 3/8-16 size and 1-1/2 in length. It is made of Grade 2 steel and has a zinc plated finish. The bolt has a hex head with a 9/16 in head width and 15/64 in head height.

55424J

This is a hex cap bolt with a 3/8-16 size and 1-1/2 in length. It is made of Grade 2 steel and has a zinc plated finish. The bolt has a hex head with a 9/16 in head width and 15/64 in 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.