11106393 FASTENAL Od Copper Flat Washer

Review FASTENAL 5/16 Inch 0.875 Od Copper Flat Washer Qty

Introducing the Fastenal Part Number 11106393, a high-quality 5/16 inch, 0.875 OD (Outside Diameter), C-110, copper flat washer from Fastenal's extensive inventory. Designed for various applications, this washer is an essential component for bolting and threaded fastener systems.

The 5/16 inch size refers to the nominal diameter of the washer's central hole, suitable for bolts and screws of the same size. This dimension ensures a secure and snug fit when installed, enhancing the overall performance of your fastener system.

The 0.875 OD measurement signifies the washer's outside diameter, which plays a crucial role in distributing the load evenly across the contact surfaces. Its flat design adds to its versatility, making it suitable for use in various applications where a flat washer is required.

The C-110 classification denotes the copper material composition of the washer. Copper flat washers offer superior electrical conductivity, making them an excellent choice for applications involving electrical current flow. These washers are also known for their excellent corrosion resistance, making them a popular choice for applications in harsh environments.

In summary, the Fastenal Part Number 11106393 is a versatile and reliable copper flat washer, designed for use in various applications where a 5/16 inch, 0.875 OD, C-110 washer is required. With its superior electrical conductivity and excellent corrosion resistance, this washer is an essential component for bolting and threaded fastener systems in a wide range of industries.

Product Name: Fastenal Part Number 11106393, 5/16 inch, 0.875 OD, C-110, Copper Flat Washer, Pack of 10

1. High Quality: This copper flat washer is made of C-110 copper, which offers excellent electrical conductivity and resistance to corrosion, making it suitable for various applications where electrical contact or resistance to elements is necessary.

2. Size and Quantity: The pack of 10 flat washers in this size can be useful when completing multiple projects or installations, as they can be used interchangeably.

3. Versatility: These washers can be used in a variety of applications, including bolts, screws, and other fasteners, as well as in pipes and other machinery components.

1. Cost: Compared to other materials like steel, copper flat washers can be more expensive, which may be a deterrent for some buyers.

2. Possibility of Galvanic Corrosion: When using copper flat washers with dissimilar metals, there is a risk of galvanic corrosion occurring. This can lead to damage and potential safety hazards, so proper consideration of material compatibility is essential.

Fastenal Part Number 11106393, 5/16 inch, 0.875 OD, C-110, Copper Flat Washer, Pack of 10 offers high-quality, corrosion-resistant washers that can be used in various applications where electrical conductivity is important. However, the higher cost compared to other materials may be a disadvantage for some buyers. To mitigate the risk of galvanic corrosion, it's essential to ensure the compatibility of the materials being used in conjunction with the copper flat washers.

Considering the pros and cons, this copper flat washer is recommended for projects that require electrical conductivity and resistance to corrosion. It is particularly suitable for applications involving machinery components or electrical installations. If the budget is a concern or galvanic corrosion is a potential issue, alternative materials like steel or other alloys may be more cost-effective options.

Details:

Mating fastener size. 0.339 - 0.349. Product weight. 0.059 - 0.069.

5/16 x 0.875 od C-110 copper flat washer.

specifications buildymat:

• brand: Fastenal
• mpn: 11106393
• part type: Washer
• country of origin: United States

payments buildymat:

• other
• money order
• credit card: diners-club
• wallet: google-pay

shipping buildymat:

• service: standard
• transit: 4-7 days
• class: standard
• type: fixed

seller buildymat:

• city: winona, minnesota
• rating: 99.7%
• # reviews: 24382

returns buildymat:

• policy: returns accepted
• time: 30 days
• paid by: seller
• method: money back

offer buildymat:

• in stock #: 1
• price: $15.00
• item condition: New
• options: ship-to-home
• started: march 14, 2026
• availability: in stock
• sold #: 9

general buildymat:

• category: Business & Industrial > Supplies > Building Materials