Heavy Duty Flat Washers BZP 20mm | Qty: 100
- Heavy Pattern Steel Construction
- Internal Diameter: 20mm
- Outer Diameter: 39mm
- Heavy Gauge Metric Washers - Form C
- Sizes as Form A but wider
- Bright Zinc Plated CR3+
- Corrosion Resistant
- Quantity: Pack of 100
- Specification: BS4320C

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20mm Washers
Check out our full range of heavy duty washers, heavy duty washers for sale, and 20mm internal diameter washers. We have the best price on all thick washers and 20mm thick washers.
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Heavy Duty Metric Flat Washers -
These 14mm heavy gauge metric flat washers have been designed and constructed for tough service. They are made from durable heavy pattern steel and are Bright Zinc Plated to optimise corrosion resistance and lifecycle.
Flat washers are thin plates (typically disk-shaped) which have a hole in the middle and are usually employed to distribute the load of a threaded fastener, such as a screw or nut. Washers ensure that the nut is pressed against a smooth surface, by increaseing the bearing area, which reduces the chance that it'll gradually loosen over time which can happen if it was in contact with an uneven surface.
These 20mm flat washers are designed for strength and reliability in demanding workshop and automotive applications. Ideal for distributing load and protecting surfaces, they are commonly used where heavy load washers are required. If you need to buy washers for repairs, maintenance, or fabrication, this option offers dependable performance. You can also buy metric washers online to ensure you always have the right fasteners on hand.
Galvanic Corrosion Prevention -
These BZP flat washers also play a vital role in helping to prevent galvanic corrosion by insulating steel screws from aluminium surfaces. Galvanic corrosion, also known as bimetallic corrosion, is an electrochemical process whereby one metal corrodes preferentially when it is in electrical contact with another in the presence of an electrolyte.
TECHNICAL SPECIFICATION
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