M27 Brass Plain Washer – Best Brass Flat Washers for Industrial Assembly Use

At Nafees Metal Industries, we proudly present the M27 Brass Plain Washer, an industrial-grade component engineered with precision to meet the highest standards of durability, performance, and consistency. Designed to support M27 bolts or screws, this washer is manufactured using high-quality commercial brass and is tailored to meet the needs of industries where corrosion resistance, thermal stability, and aesthetic appeal are crucial.

The M27 Brass Plain Washer plays a vital role in protecting surfaces, maintaining bolt tension, and preventing loosening due to vibrations or environmental stress. Whether you’re assembling electrical switchgear, heavy-duty plumbing systems, or machinery components, our washer ensures that your fasteners hold firm without damaging the material beneath.

Manufactured in our Mumbai-based facility using automated power-press machines and tested under rigorous quality control, the M27 Brass Plain Washer reflects our commitment to excellence and precision. As a recognized Brass Plain Washers Manufacturer, we ensure that every washer you receive is dimensionally accurate, burr-free, and ready for use in any industrial or commercial environment.

Our focus on high-tolerance engineering, bulk production capabilities, and rapid delivery systems positions Nafees Metal Industries as one of the most reliable sources for Industrial Brass Washers in India and abroad. If you are searching to Buy Brass Washers Online that offer both function and reliability, the M27 Brass Plain Washer is your best solution.

What is an M27 Brass Plain Washer?

The M27 Brass Plain Washer is a flat, circular disc made from premium-grade brass, specifically designed to fit M27 bolts and screws. Its primary function is to evenly distribute the load of the fastener across the surface it is applied to, thereby preventing surface damage, indentation, and loosening of the joint over time. This component plays a crucial role in strengthening mechanical connections, particularly in applications where vibration, moisture, or heat are prevalent.

With an inner diameter of approximately 28 mm, the M27 Brass Plain Washer is precisely machined to ensure a snug fit over M27 threaded rods or bolts. The outer diameter and thickness conform to standard industrial specifications such as DIN 125 and IS 2016, ensuring compatibility with globally accepted engineering norms.

In addition to distributing loads, the M27 Brass Plain Washer acts as a spacer and insulator. It creates a barrier between the fastener head or nut and the assembly surface, which helps prevent galling, frictional damage, and premature wear. This feature makes it an essential component in industries like HVAC, electrical engineering, plumbing, construction, and power generation.

Unlike steel or stainless steel washers, the M27 Brass Plain Washer offers added advantages such as corrosion resistance, aesthetic finish, and non-magnetic properties. It is highly favored in assemblies where brass’s conductivity and non-sparking nature are critical — such as in transformers, switchboards, and explosion-prone areas.

Whether you’re sourcing parts for manufacturing equipment, assembling power panels, or working with marine hardware, the M27 Brass Plain Washer provides a durable, long-lasting, and visually appealing solution that meets demanding performance requirements.

Why Choose Brass for M27 Washers?

Brass is one of the most versatile and reliable metals used in fastener components — and for good reason. When it comes to industrial-grade washers like the M27 Brass Plain Washer, choosing brass as the base material provides a unique combination of strength, corrosion resistance, and electrical performance that other materials cannot match.

Here’s why brass is the preferred material for manufacturing M27 Brass Plain Washer units:

• Exceptional Corrosion Resistance:
  Brass naturally resists rust and corrosion, making the M27 Brass Plain Washer ideal for outdoor environments, marine applications, plumbing systems, and electrical enclosures. Unlike mild steel washers, brass washers do not degrade easily in moist or chemically exposed environments.

• High Electrical Conductivity:
  In electrical and electronic assemblies, conductivity matters. The M27 Brass Plain Washer offers superior conductivity, making it a reliable choice for grounding applications, switchgear mounting, and transformer units. It reduces electrical resistance while maintaining structural support.

• Non-Magnetic and Spark-Resistant:
  Safety is a top concern in sensitive and high-risk industrial areas. The M27 Brass Plain Washer is non-sparking and non-magnetic, which is essential for industries dealing with flammable gases, electronic devices, or magnetic-sensitive equipment.

• Excellent Machinability and Dimensional Precision:
  Brass can be machined to very tight tolerances. This means each M27 Brass Plain Washer is crafted to precise specifications, ensuring a perfect fit and smooth surface that prevents galling or damage during installation.

• Aesthetic and Decorative Finish:
  With its golden luster, the M27 Brass Plain Washer is often used in high-visibility applications such as architectural hardware and decorative fittings. Even in industrial uses, the polished finish adds a premium look to the assembly.

• Thermal Stability:
  Brass withstands high temperatures without losing structural integrity. In hot-running machines or systems exposed to thermal cycling, the M27 Brass Plain Washer maintains its shape and performance.

In summary, the choice of brass not only enhances the performance of the M27 Brass Plain Washer but also extends its lifespan and usability across a wider range of demanding applications. It’s the ideal choice when strength, conductivity, and corrosion resistance are all equally important.

Manufacturing Process of M27 Brass Plain Washers

At Nafees Metal Industries, the production of each M27 Brass Plain Washer follows a highly controlled and standardized process to ensure precision, performance, and reliability. Our ISO-certified facility in Mumbai is equipped with advanced machinery, automated power presses, and a dedicated quality control team that guarantees uniformity across every washer we manufacture.

Here’s a step-by-step overview of how we produce the M27 Brass Plain Washer:

1. Raw Material Selection
The process begins with sourcing high-quality commercial brass sheets that meet both Indian and international quality standards. The purity, thickness, and grain structure of the raw material are tested before processing to ensure consistency in the final M27 Brass Plain Washer.

2. Precision Blanking and Stamping
We use automated blanking machines and power presses to punch out the basic washer shape from the brass sheets. The inner diameter (approximately 28 mm) and the outer diameter (as per DIN 125 / IS 2016 standards) of each M27 Brass Plain Washer are precisely cut to ensure a snug fit with M27 bolts and screws.

3. Deburring and Edge Finishing
After stamping, the washers undergo a deburring process to remove any sharp edges or surface imperfections. This ensures that each M27 Brass Plain Washer is safe to handle and will not damage the surfaces or fasteners it comes into contact with.

4. Polishing and Surface Treatment
Depending on client requirements, M27 Brass Plain Washers can be left with a natural finish, polished to a high sheen, or surface-treated with protective coatings such as nickel or chrome plating. These treatments enhance durability and corrosion resistance, especially in harsh environments.

5. Dimensional and Quality Inspection
Each batch of M27 Brass Plain Washer undergoes strict quality checks. We verify the dimensions (ID, OD, thickness), surface finish, hardness, and concentricity. Any washer not conforming to specifications is immediately rejected and reprocessed.

6. Packaging and Dispatch
Once cleared through quality control, the M27 Brass Plain Washer is packaged based on customer preferences. We offer standard bulk packing, polybags, labeled cartons, or even custom-branded packaging for OEM clients. All dispatches include inspection reports and relevant certifications if required.

Our manufacturing strength lies in the ability to deliver consistent quality at scale. Whether you need a few hundred or several thousand M27 Brass Plain Washers, we ensure every piece meets your specifications for reliable, long-term industrial performance.

Key Features of M27 Brass Plain Washers

The M27 Brass Plain Washer is not just a simple fastener component; it is a critical element that ensures reliability, longevity, and efficiency in mechanical and structural assemblies. At Nafees Metal Industries, each washer is carefully engineered to deliver consistent performance across a wide range of industrial applications.

Below are the key features that define the quality and performance of the M27 Brass Plain Washer:

1. Precision Fit for M27 Bolts and Screws
Each washer is manufactured with a precisely punched inner diameter to snugly fit over M27 fasteners. This ensures maximum surface contact and tight fastening without play or movement.

2. High-Quality Brass Construction
Made from commercial-grade brass, the washer exhibits excellent mechanical strength, corrosion resistance, and aesthetic appeal. This makes it ideal for demanding environments including marine, plumbing, electrical, and automotive applications.

3. Excellent Load Distribution
The flat design of the washer ensures even distribution of the fastening load, reducing localized stress and preventing surface indentation, distortion, or material fatigue.

4. Non-Magnetic and Spark-Resistant
Brass is naturally non-magnetic and non-sparking. This feature makes the washer suitable for sensitive electrical equipment, explosive environments, and instruments that require magnetic insulation.

5. Uniform Thickness and Smooth Edges
All washers are deburred and finished to maintain consistent thickness and smooth edges. This prevents damage to adjacent components during installation and ensures easy handling.

6. Multiple Finish Options
Depending on application requirements, the washer can be provided in plain, polished, or plated finishes such as nickel or chrome. These finishes enhance both corrosion resistance and visual appeal.

7. Standards Compliance
Every M27 Brass Plain Washer is produced as per internationally recognized standards including IS 2016, DIN 125, and ISO 7089. This guarantees compatibility with standard industrial fasteners and mounting systems.

8. Ideal for Indoor and Outdoor Use
Thanks to its corrosion-resistant properties, they perform well in both sheltered indoor settings and exposed outdoor environments, including marine and coastal regions.

9. Available in Custom Dimensions
While standard sizes are readily available, Nafees Metal Industries offers custom production of washers to match client-specific thicknesses, diameters, or surface finishes.

10. Bulk Production with Quick Turnaround
With a large-scale manufacturing facility in Mumbai, we are equipped to supply high volumes with short lead times, ensuring uninterrupted procurement for OEMs and industrial buyers.

These features make the M27 Brass Plain Washer a dependable, high-performance choice for industries seeking long-term fastening solutions that do not compromise on quality or compliance.

Technical Specifications

The M27 Brass Plain Washer is manufactured with strict adherence to industry norms and dimensional tolerances. At Nafees Metal Industries, each washer is tested for mechanical accuracy and surface integrity to ensure that it meets the diverse requirements of modern engineering and industrial assembly.

Here are the standard technical specifications of the M27 Brass Plain Washer:

These specifications apply to all standard units of M27 Brass Plain Washer. For special application requirements, we also offer custom fabrication and finishing services to meet your exact project needs.

Every M27 Brass Plain Washer is made with high precision to ensure consistent fitment, performance, and safety in fastening systems. Whether you’re using it for electrical conductivity, corrosion resistance, or simply structural spacing, our washer delivers performance backed by quality assurance.

Advantages of Using M27 Brass Plain Washers

Brass plain washers in the M27 size category offer a range of mechanical and chemical advantages that make them suitable for high-performance industrial and commercial use. From ensuring secure fastenings to enhancing equipment lifespan, these washers contribute significantly to the integrity of various assemblies.

1. Uniform Load Distribution
These washers help distribute pressure across a wider surface area when tightening bolts or screws. This prevents damage to the material beneath and enhances the holding strength of the fastener.

2. Excellent Corrosion Resistance
Due to brass’s non-ferrous nature, the washer performs exceptionally well in moist, chemically exposed, or coastal environments. This makes it ideal for marine equipment, plumbing systems, and outdoor installations.

3. Electrical and Thermal Conductivity
Unlike steel alternatives, brass washers conduct both heat and electricity. This property is essential in switchgear panels, transformer assemblies, and electronic control systems where conductivity and thermal balance are important.

4. Non-Magnetic and Spark-Proof
For installations in explosive or magnetic-sensitive areas—such as petrochemical plants or defense equipment—brass is a much safer choice. Its non-magnetic and non-sparking characteristics add a layer of protection in sensitive applications.

5. Customization Options
Whether it’s surface coating, thickness variation, or tolerance precision, these washers can be tailored to meet exact project requirements. Nafees Metal Industries offers customizable production runs to suit OEM and industrial client needs.

6. Aesthetic and Professional Finish
With a natural golden finish and smooth edges, these components also serve well in exposed or decorative hardware applications. They add a professional look in addition to their mechanical functionality.

7. Long-Term Cost Efficiency
While the initial cost of brass may be higher than mild steel, its resistance to rust, reduced maintenance needs, and longevity translate into long-term savings. There’s less risk of part replacement, surface damage, or corrosion-related downtime.

8. Compatibility with Standard Fasteners
Engineered as per DIN 125 and IS 2016 standards, these flat washers easily integrate into most industrial systems using M27 bolts or studs, without the need for special tools or adjustments.

9. Made in India with Global Standards
As a reputed manufacturer based in Mumbai, Nafees Metal Industries ensures each washer is produced under stringent quality controls and complies with global benchmarks. Our expertise in producing industrial brass washers has earned us the trust of OEMs across multiple sectors.

10. Readily Available for Bulk Orders
Large-scale production capacity and ready stock availability make it easier for industries to maintain uninterrupted operations. Whether you’re sourcing for local assemblies or export consignments, our washers are always ready for dispatch.

Buy M27 Brass Plain Washers in Bulk

At Nafees Metal Industries, we understand the fast-paced demands of modern industrial supply chains. That’s why we offer reliable bulk manufacturing and timely delivery of high-quality brass flat washers — including M27 sizes — tailored for OEMs, distributors, and assembly units (Mumbai) across India and abroad.

As a trusted brass plain washers manufacturer, we maintain a large stock of ready-to-ship products that comply with international standards like DIN 125, IS 2016, and ISO 7089. Whether you’re in need of standard configurations or custom specifications, our team ensures consistent quality and smooth procurement.

Here’s what makes us a preferred partner for industries seeking to buy brass washers online in bulk:

1. Factory-Direct Pricing
Eliminate third-party markups and benefit from competitive rates directly from the source. Our pricing is structured for high-volume industrial purchases without compromising on quality.

2. Customization & Finish Options
We offer variations in washer thickness, diameter, and finish — including plain, polished, nickel-plated, and chrome-plated surfaces — to suit the specific needs of your project or product.

3. Flexible Packaging Solutions
Choose from standard polybag packaging, sealed cartons, or branded bulk boxes with custom labeling for inventory tracking or client distribution.

4. Fast Turnaround & Logistics Support
With a robust production setup in Mumbai and efficient logistics partners, we ensure prompt dispatch for both domestic and export orders. We also provide documentation support for international shipments.

5. Quality Assurance at Scale
Every batch of washers undergoes strict quality checks, from raw material inspection to finished product testing. You can count on consistent performance, whether ordering 1,000 units or 100,000.

6. Dedicated Client Support
Our industrial and OEM clients benefit from dedicated account managers who assist with order planning, customization, shipping schedules, and reordering processes.

If you’re sourcing industrial brass washers for manufacturing, maintenance, or distribution, Nafees Metal Industries delivers a seamless experience backed by technical expertise and reliable supply.

We invite you to partner with one of India’s most respected names in washer manufacturing. Contact us today or visit our website to request a quote or place a bulk order online.

Frequently Asked Questions (FAQs)

1. What is the standard inner diameter of an M27 brass washer?
The standard inner diameter is approximately 28.0 mm, designed to fit M27 bolts or threaded rods securely, as per DIN 125 or IS 2016 specifications.

2. Are these washers suitable for electrical applications?
Yes, brass washers are highly conductive and non-magnetic, making them ideal for electrical switchgear, transformers, and grounding assemblies.

3. Do you offer custom sizes apart from M27?
Absolutely. As a leading brass plain washers manufacturer, we produce washers in a wide range of sizes, from M2 to M64, and also offer fully customized dimensions on request.

4. Can I buy brass washers online directly from your website?
Yes. We provide a seamless process to buy brass washers online via our website. You can request a quote, place an order, or connect with our support team for bulk inquiries.

5. Are M27 brass flat washers corrosion-resistant?
Yes, brass naturally resists corrosion and tarnishing, making it suitable for plumbing, marine, and outdoor applications.

6. What surface finishes are available?
We offer plain brass, polished, nickel-plated, and chrome-plated finishes depending on your requirement and application environment.

7. What industries commonly use these washers?
Brass washers in M27 size are commonly used in electrical panels, pipe flanges, marine assemblies, HVAC systems, and heavy machinery installations.

8. Do you offer export services for brass washers?
Yes, we export to multiple countries and provide complete documentation including packing lists, invoices, and quality certificates to ensure smooth customs clearance.

9. How are the washers packaged for bulk supply?
Standard packaging includes polybags and corrugated boxes. For larger quantities or OEM clients, we offer custom packaging with labeling options.

10. Are these washers compliant with international standards?
Yes, all our brass flat washers comply with DIN 125, IS 2016, and ISO 7089 standards, ensuring compatibility and quality assurance.

11. Is brass better than stainless steel for washers?
Brass offers superior electrical conductivity, non-magnetic behavior, and corrosion resistance in certain environments. It is especially preferred for electrical and decorative uses.

12. Can these be used in plumbing installations?
Yes, the chemical resistance and non-reactive nature of brass make these washers ideal for plumbing joints and sealing applications.

13. What is the minimum order quantity for bulk purchase?
We typically supply in quantities starting from 1,000 pieces. However, we also accommodate trial or sample orders based on your requirements.

14. Where are your washers manufactured?
All washers are manufactured in our Mumbai-based facility, under ISO-compliant processes, ensuring precision and performance.

15. Why should I choose Nafees Metal Industries?
We specialize exclusively in washer manufacturing, offer complete customization, maintain high stock levels, and ensure quick delivery – all while maintaining competitive pricing and quality you can trust.