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Minerallac Company 40540HGJ - This is a split lock washer for use with 1/2-inch fasteners. It is made of steel with a zinc plated finish and is supplied in a jar. The washer is medium thickness and is intended to help resist loosening from vibration while providing a hardened bearing surface for more uniform torque control and load distribution.
Minerallac Company

40540HGJ

UPC: 085937045492

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Minimum Qty: 100

Multiplier: 100

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Overview

The Minerallac Company 40540HGJ is a pack of 100 medium split lock washers designed for 1/2-inch fasteners. These washers are manufactured from hardened steel and feature a zinc-plated finish for corrosion resistance in industrial environments. The split design provides spring action to maintain tension on bolted connections, resisting loosening caused by vibration or thermal expansion. Each washer has an inside diameter of 0.512 inches and a thickness of 0.125 inches, with a Rockwell hardness of C38-43 for durability under load. The zinc plating ensures protection against rust and environmental degradation, making these washers suitable for outdoor or moist conditions. The product is supplied in a jar with a master carton containing 600 units for efficient inventory management. These washers are a standard component in general construction, electrical installations, and equipment assembly where vibration resistance is critical. The medium split design balances spring action with load distribution, providing a hardened bearing surface for more uniform torque control. This product is part of Minerallac's extensive line of fasteners and hardware solutions, known for reliable performance in demanding applications.
  • 1/2" inside diameter, 0.125" thickness, medium split design
  • Hardened steel with Rockwell hardness C38-43 for durability
  • Zinc-plated finish for corrosion resistance in outdoor/moist environments
  • Maintains bolt tension under vibration and thermal expansion
  • 100 units per jar, 600 units per master carton for efficient inventory

Specifications

Application
creating more uniform torque control and load distribution.;Provides a hardened bearing surface
Color
Silver
Finish
Zinc Plated
Inside Diameter
0.512 in
Inside Diameter
13.0048 mm
Material
Steel
Outside Diameter
0.869 in
Outside Diameter
22.0726 mm
Rockwell Hardness
C38 - 43
Special Features
Applies greater bolt tension per unit of applied torque. Resists loosening caused by vibration and corrosion.
Thickness
0.125 in
Thickness
3.175 mm
Type
Split Lock Washer
Package Dimensions (L x W x H)
3 IN x 3 IN x 3 IN
Package Dimensions (L x W x H)
7.62 cm x 7.62 cm x 7.62 cm
Package Weight (Imperial)
1.4200 L
Package Weight (Metric)
0.6440 kg
A medium split lock washer kit containing sizes #8, #10, 1/4 in., 5/16 in., 3/8 in., and 1/2 in. It is made of steel with a zinc plated finish and silver color. The washers are intended to provide a hardened bearing surface for more uniform torque control and load distribution, and to resist loosening caused by vibration and corrosion.

39517

A medium split lock washer kit containing sizes #8, #10, 1/4 in., 5/16 in., 3/8 in., and 1/2 in. It is made of steel with a zinc plated finish and silver color. The washers are intended to provide a hardened bearing surface for more uniform torque control and load distribution, and to resist loosening caused by vibration and corrosion.
Washer, Lock, Size 1/2 Inch Bolt, Steel

H 118 D

Washer, Lock, Size 1/2 Inch Bolt, Steel
A split lock washer for use with 3/4" bolt sizes. It is made of steel with a hot dipped galvanized finish and silver color. The washer is medium thickness and is intended to resist loosening from vibration while providing a hardened bearing surface for more uniform torque control and load distribution.

40550HGJ

A split lock washer for use with 3/4" bolt sizes. It is made of steel with a hot dipped galvanized finish and silver color. The washer is medium thickness and is intended to resist loosening from vibration while providing a hardened bearing surface for more uniform torque control and load distribution.
A coiled, hardened split circular washer with a slightly trapezoidal wire section. It is made of steel with a bright finish and is intended to provide a hardened bearing surface for more uniform torque control and load distribution. The washer measures 0.031 in thick, with a 0.250 in outside diameter and a 0.148 in inside diameter.

40505BFG

A coiled, hardened split circular washer with a slightly trapezoidal wire section. It is made of steel with a bright finish and is intended to provide a hardened bearing surface for more uniform torque control and load distribution. The washer measures 0.031 in thick, with a 0.250 in outside diameter and a 0.148 in inside diameter.
7/16" Split Lock Washers, Medium, Yellow Zinc CR+6, Thru-Hardened For Grade 5 and Grade 8 applications, Jar

40536J

7/16" Split Lock Washers, Medium, Yellow Zinc CR+6, Thru-Hardened For Grade 5 and Grade 8 applications, Jar
1/4" Split Lock Washers, Medium, Yellow Zinc CR+6, Thru-Hardened For Grade 5 and Grade 8 applications, Jar

40524J

1/4" Split Lock Washers, Medium, Yellow Zinc CR+6, Thru-Hardened For Grade 5 and Grade 8 applications, Jar
5/16" Split Lock Washers, Medium, Yellow Zinc CR+6, Thru-Hardened For Grade 5 and Grade 8 applications, Jar

40529J

5/16" Split Lock Washers, Medium, Yellow Zinc CR+6, Thru-Hardened For Grade 5 and Grade 8 applications, Jar
5/8" Split Lock Washers, Medium, Yellow Zinc CR+6, Thru-Hardened For Grade 5 and Grade 8 applications, Jar

40544J

5/8" Split Lock Washers, Medium, Yellow Zinc CR+6, Thru-Hardened For Grade 5 and Grade 8 applications, Jar

Frequently Asked Questions

What is the size of the Minerallac 40540HGJ lock washers?

The Minerallac 40540HGJ lock washers are 1/2 inch in size.

What type of finish do these lock washers have?

These lock washers feature a hot-dipped galvanized finish, which provides corrosion resistance.

How many lock washers are included in a jar?

Each jar of Minerallac 40540HGJ lock washers contains 100 units.

What is the master carton quantity for this product?

The master carton quantity for the Minerallac 40540HGJ is 600 units.

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.