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RS PRO Stainless Steel Plain Washers DIN 125A, 4.3mm ID, 9mm OD, 1.6mm Thickness, 527-381
Specifications
| Country of Origin | China |
|---|---|
| Brand | RS PRO |
| Material | Stainless Steel |
| THICKNESS | 1.6mm |
| Model | 527-381 |
| Outside diameter | 9mm |
| Inside Diameter | 4.3mm |
| Compliance | BS4320 |
| Standards/Approvals | DIN 125A |
| RS PRO Stainless Steel Washers, DIN 125ABrand | RS PRO |
Key Features
- A2 stainless steel construction for excellent durability and corrosion resistance.
- Complies with DIN 125A industrial standards for metric washers.
- Inside diameter of 4.3mm, outside diameter of 9mm, and thickness of 1.6mm.
- Designed for use with machine screws, bolts, and nuts to prevent wear and distortion.
- Smooth surface allows for efficient tightening and loosening during maintenance.
- Suitable for electronic, food, chemical, and construction applications.
- Reduces local stress and wear on installation surfaces.
- Plain washer form ensures uniform distribution of load over a greater area.
Product Description
The RS PRO 527-381 Stainless Steel Plain Washers DIN 125A are designed to provide effective spacing and load distribution in fastener assemblies. Built from durable A2 grade stainless steel, these washers offer excellent resistance to corrosion and wear, making them an ideal choice for demanding industrial environments.
Featuring a metric standard compliant design, each washer has an inside diameter of 4.3mm, an outside diameter of 9mm, and a thickness of 1.6mm. These washers are manufactured to meet DIN 125A specifications, ensuring compatibility and precise fit for machine screws, bolts, and nuts.
RS PRO washers are crucial components in any mechanical connection, functioning as spacers and load distributors that protect surfaces from stress, deformation, and long-term wear. By spreading the load over a larger area, these washers help maintain the integrity of joined materials, prevent damage, and facilitate smooth loosening and tightening during maintenance procedures.
The stainless steel build not only enhances mechanical strength but also provides resistance to rust, making these washers suitable for installations in electronic, food processing, chemical, and construction sectors. They are especially valuable where hygiene and durability are paramount. The plain washer form ensures even load distribution without posing risk of damage to fastened surfaces.
Typical industrial use cases include equipment assembly, mounting panels, electrical installations, food machinery, plumbing systems, chemical processing units, and general maintenance work. RS PRO washers are effective in reducing surface load, minimizing material fatigue, and supporting consistent performance in routine and specialized technical settings.
RS PRO offers a wide selection of fasteners and couplers, making this washer an ideal choice for engineers, maintenance professionals, and industrial buyers seeking reliability and long-term value. Explore more RS PRO industrial fasteners in the Plain Washers category.
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Frequently Asked Questions
These washers have an inside diameter of 4.3mm, an outside diameter of 9mm, and a thickness of 1.6mm.
They are made from A2 grade stainless steel, which provides excellent durability and corrosion resistance.
They comply with DIN 125A industrial standards and also meet BS4320 compliance.
These washers are suitable for applications in electronic, food processing, chemical, and construction sectors.
They function as spacers and load distributors, protecting surfaces from stress, deformation, and long-term wear.
Plain washers help maintain the integrity of joined materials by spreading the load over a larger area, reducing local stress and wear.
Common uses include equipment assembly, mounting panels, electrical installations, food machinery, plumbing systems, and chemical processing units.
Stainless steel washers provide resistance to rust and corrosion, making them ideal for harsh conditions and applications requiring hygiene.
The smooth surface allows for efficient tightening and loosening during maintenance, facilitating easier assembly and disassembly.
By distributing the load evenly over a larger area, they minimize localized stress, which helps in reducing material fatigue over time.
The washers are manufactured in China.
The model number for these washers is 527-381.
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