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Minerallac Company 71105 - A formed circular finishing washer designed for use with flat or oval head screws. It is made of 18-8 stainless steel with no additional finish. The washer has an overall height of 0.091 in, an outside diameter of 0.447 in, and an inside diameter of 0.181 in.
Minerallac Company

71105

Alternate Item Number: 12115063

UPC: 085937711052


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Minimum Qty: 100

Multiplier: 100

*Contact for lower quantities*

Overview

The Minerallac #6 Finish Cup Washer (SKU 71105) is a precision-engineered stainless steel washer designed for flush-mount applications with flat or oval head screws. Made from durable 18-8 stainless steel, this washer features a flat side and a conical-shaped side that conforms to the screw head, eliminating the need for countersunk holes while providing a clean, professional finish. Each jar contains 100 units, packaged for easy distribution and inventory management. The 18-8 stainless steel composition ensures excellent corrosion resistance, making it ideal for use in harsh environments, marine applications, or corrosive atmospheres. This washer is specifically designed to work with #6 machine screws or hex head bolts, ensuring a secure and flush fit without compromising structural integrity. Manufactured in the USA by Minerallac Company, a trusted name in industrial fasteners, this product meets stringent quality standards for reliability and performance. Common applications include electrical enclosures, HVAC systems, architectural hardware, and industrial machinery where aesthetics and durability are critical.
  • Material: 18-8 Stainless Steel for corrosion resistance
  • Design: Flat side + conical side for flush screw mounting
  • Compatibility: Works with #6 machine screws or hex head bolts
  • Packaging: 100 units per jar for easy inventory management
  • Applications: Ideal for electrical enclosures, HVAC, and industrial hardware

Specifications

Application
Designed for accommodating the heads of countersunk screws. It provides additional bearing area on the material being fastened and can be used to give a neat, finished appearance.
Color
Silver
Finish
No additional finish
Inside Diameter
0.181" IN
Material
18-8 Stainless Steel
Outside Diameter
0.447" IN
Overall Height
0.091" IN
Type
Finish Cup Washer
Package Weight (Imperial)
0.1 lbs
This is a finish cup washer designed to accommodate the heads of countersunk screws. It is made of 18-8 stainless steel with a silver color and no additional finish. The washer has an outside diameter of 1.006", an inside diameter of 0.442", and an overall height of 0.205".

71135

This is a finish cup washer designed to accommodate the heads of countersunk screws. It is made of 18-8 stainless steel with a silver color and no additional finish. The washer has an outside diameter of 1.006", an inside diameter of 0.442", and an overall height of 0.205".
A formed circular finishing washer designed for use with flat or oval head screws. It is made of steel with a brass plated finish. The washer has an overall height of 0.140 in, an outside diameter of 0.778 in, and an inside diameter of 0.321 in for 1/4 in bolt sizes.

43825

A formed circular finishing washer designed for use with flat or oval head screws. It is made of steel with a brass plated finish. The washer has an overall height of 0.140 in, an outside diameter of 0.778 in, and an inside diameter of 0.321 in for 1/4 in bolt sizes.
A #8 finish cup washer made from 18-8 stainless steel. It is identified on the sheet as a cup washer in jar packaging. The sheet does not list any dimensions or other physical specifications beyond the size and material.

71110J

A #8 finish cup washer made from 18-8 stainless steel. It is identified on the sheet as a cup washer in jar packaging. The sheet does not list any dimensions or other physical specifications beyond the size and material.
A #10 finish cup washer made of 18-8 stainless steel. The sheet identifies it as a cup washer in jar packaging. No dimensions or other physical specifications are printed on the sheet.

71115J

A #10 finish cup washer made of 18-8 stainless steel. The sheet identifies it as a cup washer in jar packaging. No dimensions or other physical specifications are printed on the sheet.
This is a finish cup washer designed for accommodating the heads of countersunk screws. It provides additional bearing area on the material being fastened and can be used to give a neat, finished appearance. The washer is made of brass with a copper color finish. Its overall height is 0.098", with an outside diameter of 0.531" and an inside diameter of 0.200".

43810J

This is a finish cup washer designed for accommodating the heads of countersunk screws. It provides additional bearing area on the material being fastened and can be used to give a neat, finished appearance. The washer is made of brass with a copper color finish. Its overall height is 0.098", with an outside diameter of 0.531" and an inside diameter of 0.200".
A formed circular finishing washer designed for use with flat or oval head screws. It is made of 18-8 stainless steel with no additional finish. The washer has an overall height of 0.125 in, an outside diameter of 0.680 in, and an inside diameter of 0.279 in.

71120

A formed circular finishing washer designed for use with flat or oval head screws. It is made of 18-8 stainless steel with no additional finish. The washer has an overall height of 0.125 in, an outside diameter of 0.680 in, and an inside diameter of 0.279 in.
A formed circular finish cup washer designed for use with flat or oval head screws. It is made of 18-8 stainless steel with no additional finish. The washer has an overall height of 0.141 in, an outside diameter of 0.778 in, and an inside diameter of 0.322 in.

71125

A formed circular finish cup washer designed for use with flat or oval head screws. It is made of 18-8 stainless steel with no additional finish. The washer has an overall height of 0.141 in, an outside diameter of 0.778 in, and an inside diameter of 0.322 in.
A formed circular finishing washer designed for use with flat or oval head screws and countersunk screws. It is made of steel with a brass plated finish. The washer fits #12 bolt sizes and has an outside diameter of 0.680 in, inside diameter of 0.279 in, and overall height of 0.098 in.

43820

A formed circular finishing washer designed for use with flat or oval head screws and countersunk screws. It is made of steel with a brass plated finish. The washer fits #12 bolt sizes and has an outside diameter of 0.680 in, inside diameter of 0.279 in, and overall height of 0.098 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.