Minerallac Company 40525HGJ - This is a split lock washer in medium size for 1/4-inch applications. It is made of steel with a hot dipped galvanized finish and comes in silver. The washer is designed to apply greater bolt tension per unit of applied torque, resist loosening from vibration and corrosion, and provide a hardened bearing surface for more uniform torque control and load distribution.
Minerallac Company

40525HGJ

UPC: 085937071538


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Minimum Qty: 100

Multiplier: 100

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Overview

The Minerallac Company 40525-2500 is a premium 1/4-inch medium split lock washer designed for reliable fastening applications. Manufactured from durable steel with a bright zinc-plated finish, these washers provide a silver appearance and excellent corrosion resistance. Each washer measures 0.062 inches in thickness and features an inside diameter of 0.260 inches, specifically engineered to fit 1/4-inch bolts and screws. These split lock washers offer significant functional advantages. They are designed to apply greater bolt tension per unit of applied torque, ensuring a more secure connection. Furthermore, their spring-like action effectively resists loosening caused by vibration and shock, a critical feature in dynamic industrial environments. The hardened bearing surface of the washer promotes more uniform torque control and distributes the load effectively, preventing damage to the mating surfaces and enhancing the overall integrity of the assembly. With a Rockwell Hardness rating of C38-43, these washers offer robust performance. They are RoHS compliant, indicating adherence to environmental standards. The Minerallac 40525-2500 comes packaged in a convenient box containing 2500 units, making it suitable for bulk procurement and large-scale projects. While not Buy America Act or Buy American Act compliant, their quality and performance make them a dependable choice for various industrial and commercial applications where secure and stable fastening is paramount. The Cully sub-brand signifies Minerallac's commitment to quality and specialized fastening solutions.
  • 1/4-inch medium split lock washer for standard bolt sizes
  • Durable steel construction with a bright zinc-plated finish for corrosion resistance
  • 0.062" thickness and 0.260" inside diameter ensure a proper fit
  • Applies greater bolt tension and resists loosening from vibration and shock
  • Hardened bearing surface for uniform torque control and load distribution
  • Rockwell Hardness: C38-43
  • RoHS Compliant
  • Packaged in a box of 2500 units

Specifications

Application
creating more uniform torque control and load distribution.;Provides a hardened bearing surface
Color
Silver
Finish
Hot Dip Galvanized
Finish
Hot-dip galvanized
Inside Diameter
0.26 in
Inside Diameter
6.604 mm
Material
Steel
Outside Diameter
0.487 in
Outside Diameter
12.3698 mm
Rockwell Hardness
C38 - 43
Size
1/4"
Special Features
Applies greater bolt tension per unit of applied torque. Resists loosening caused by vibration and corrosion.
Thickness
0.062 in
Thickness
1.5748 mm
Type
Split Lock Washer
Package Dimensions (L x W x H)
3 IN x 3 IN x 2.25 IN
Package Dimensions (L x W x H)
7.62 cm x 7.62 cm x 5.715 cm
Package Weight (Imperial)
0.3000 L
Package Weight (Metric)
0.1360 kg
A coiled, hardened split circular washer with a slightly trapezoidal wire section. It is made of steel with a bright finish. The washer has a thickness of 0.047 in, an outside diameter of 0.334 in, and an inside diameter of 0.200 in.

40515BFG

A coiled, hardened split circular washer with a slightly trapezoidal wire section. It is made of steel with a bright finish. The washer has a thickness of 0.047 in, an outside diameter of 0.334 in, and an inside diameter of 0.200 in.
Washer, Lock, Size 3/4 Inch, Electro-Galvanized Steel

E148-3/4EGC

Washer, Lock, Size 3/4 Inch, Electro-Galvanized 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.