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Minerallac Company 70740 - Fender washer with an extra wide bearing surface. It is made of 18-8 stainless steel with a stainless finish. The washer has an inside diameter of 5/16 inch, an outside diameter of 1-1/2 inch, and a thickness of 0.047 inch to 0.080 inch.
Minerallac Company

70740

Alternate Item Number: 12115043

UPC: 085937707406


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Minimum Qty: 100

Multiplier: 100

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Overview

The Minerallac Company SKU 70740 is a 5/16" x 1-1/2" Type 18-8 Stainless Steel Fender Washer. This washer is engineered to distribute load over a larger surface area, making it ideal for applications involving wood or lighter gauge sheet metal. Its larger outer diameter compared to the central hole helps prevent damage to the fastened material. Constructed from corrosion-resistant 18-8 stainless steel (AISI 304 equivalent), it offers excellent resistance to rust and oxidation, suitable for outdoor or industrial environments. Each jar contains 100 washers, facilitating inventory management. This fastener is commonly used in HVAC, electrical, and construction projects where durable, non-magnetic components are required. The 18-8 stainless steel composition ensures longevity and performance in demanding conditions.
  • Distributes load over a larger surface area.
  • Prevents damage to wood or lighter gauge sheet metal.
  • Constructed from corrosion-resistant 18-8 Stainless Steel.
  • Ideal for outdoor and industrial environments.
  • Each jar contains 100 washers for convenient inventory.

Specifications

Application
and electrical work.;plumbing;they are also used in sheet metal;Used where an extra wide bearing surface is required. Originally designed for auto body repair work
Finish
Stainless
Inside Diameter
5/16 IN
Material
18-8 Stainless Steel
Material
18-8 Stainless Steel (AISI 304 equivalent)
Material Quality
18-8 Stainless Steel
Outside Diameter
1-1/2 in
Size
5/16 X 1-1/2"
Size
5/16" x 1-1/2"
Thickness
0.047 – 0.080 in
Type
Fender Washer
Package Weight (Imperial)
3.23 lbs
A fender washer designed to provide an extra wide bearing surface. It is made of 18-8 stainless steel with a stainless finish. The washer has a 3/8 in inside diameter, 1 in outside diameter, and thickness of 0.047 in to 0.080 in.

70740J

A fender washer designed to provide an extra wide bearing surface. It is made of 18-8 stainless steel with a stainless finish. The washer has a 3/8 in inside diameter, 1 in outside diameter, and thickness of 0.047 in to 0.080 in.
3/8 x 1-1/4 Fender Washer 18-8 Stainless Steel u/m 500

JW119SSV

3/8 x 1-1/4 Fender Washer 18-8 Stainless Steel u/m 500
Washer, Fender, Size 1/2 Inch, Diameter 2 Inches, Type 316 Stainless Steel

EF147-1/2SS6

Washer, Fender, Size 1/2 Inch, Diameter 2 Inches, Type 316 Stainless Steel
A flat fender washer with significantly more surface area than a USS or SAE washer. It is made from 18-8 stainless steel with a stainless finish. The washer has a 3/8 in inside diameter, 1-1/2 in outside diameter, and 0.047 in to 0.080 in thickness.

70745

A flat fender washer with significantly more surface area than a USS or SAE washer. It is made from 18-8 stainless steel with a stainless finish. The washer has a 3/8 in inside diameter, 1-1/2 in outside diameter, and 0.047 in to 0.080 in thickness.
This is a fender washer used where an extra wide bearing surface is required. It is made of 18-8 stainless steel with a stainless finish. The washer has an inside diameter of 3/16 in, an outside diameter of 11/16 in, and a thickness of 0.047 in to 0.080 in.

70710J

This is a fender washer used where an extra wide bearing surface is required. It is made of 18-8 stainless steel with a stainless finish. The washer has an inside diameter of 3/16 in, an outside diameter of 11/16 in, and a thickness of 0.047 in to 0.080 in.
Fender washer with a steel body and zinc plated finish. It has a 1/4" inside diameter and 1" outside diameter. The thickness is listed as 0.047"–0.080". It is used where an extra wide bearing surface is required, including sheet metal, plumbing, and electrical work.

40720-2500

Fender washer with a steel body and zinc plated finish. It has a 1/4" inside diameter and 1" outside diameter. The thickness is listed as 0.047"–0.080". It is used where an extra wide bearing surface is required, including sheet metal, plumbing, and electrical work.
A steel fender washer with a zinc plated finish. It has a 1/4 in inside diameter and a 1-1/4 in outside diameter. The sheet lists a thickness range of 0.047 in to 0.080 in. It is used where an extra wide bearing surface is required, including sheet metal, plumbing, and electrical work.

40725BFG

A steel fender washer with a zinc plated finish. It has a 1/4 in inside diameter and a 1-1/4 in outside diameter. The sheet lists a thickness range of 0.047 in to 0.080 in. It is used where an extra wide bearing surface is required, including sheet metal, plumbing, and electrical work.
Fender washer used where an extra wide bearing surface is required. It is made of steel with a zinc plated finish. The washer has a 3/8 in inside diameter and a 1-1/4 in outside diameter, with thickness listed as 0.047 in to 0.080 in.

40743BFG

Fender washer used where an extra wide bearing surface is required. It is made of steel with a zinc plated finish. The washer has a 3/8 in inside diameter and a 1-1/4 in outside diameter, with thickness listed as 0.047 in to 0.080 in.

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.