Ever feel overwhelmed trying to pick the right metric flat washers supplier? With so many manufacturers out there, it’s tough to know who truly delivers on quality, consistency, and price. Choosing the right supplier can save you time, money, and countless headaches in the long run. Top factories offer better materials, fast shipping, and peace of mind—so your projects run smoothly. Ready to find the best match for your needs?

Read on to see how the top metric flat washers suppliers stack up!

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Metric Flat Washers | McMaster-Carr

Product Details:
Metric flat washers designed to distribute load of a fastener, reduce surface wear, and prevent loosening. Available in various sizes, materials, and thicknesses to fit metric screws and bolts.

Technical Parameters:
– Available in a range of inside diameters (ID) and outside diameters (OD) to
– Manufactured from materials including steel, stainless steel, brass, nylon, and
– Conform to DIN, ISO, and other relevant international standards.
– Offered in multiple thickness options for different load distribution levels.

Application Scenarios:
– Used in machinery assembly to prevent fastener pull-through and surface damage.
– Ideal for automotive, electronics, and construction applications where metric
– Employed in maintenance or repair tasks that require load distribution and

Pros:
– Wide variety of sizes and materials ensures compatibility with different metric
– Metrics conform to international standards for reliability and consistency.
– Non-metallic options resist corrosion and minimize electrical conductivity.

Cons:
– May require careful selection to ensure correct fit/thickness for specific
– Metal washers can corrode in harsh environments if the wrong material is chosen.

Metric Flat Washers Supplier – Bayou City Bolt

Product Details:
Bayou City Bolt is a leading distributor and supplier of a wide range of washers, including metric flat washers, hi-collar lock washers, flat and split lockwashers, Bellville washers, 1/4” thick washers, wedge lockwashers, and other specialized washer types. They stock washers in various materials such as stainless steel, low carbon steel, and alloy steel, and offer washers in both metric and inch (USS, SAE) sizes. The company also provides detailed dimensional specifications for different washer types.

Technical Parameters:
– Flat washers comply with standards such as ASTM F844 (unhardened steel) and
– Washer dimensions are provided for USS, SAE, metric, lock washers (inch and
– Materials offered include stainless steel, low carbon steel, and alloy steel.
– Washers typically have an outer diameter about twice the width of their inner

Application Scenarios:
– Providing a smooth bearing surface under the head of a bolt and/or a nut.
– Distributing the load of a threaded fastener (e.g., bolts, screws, or nuts) to
– Used as spacers or to prevent loosening in critical bolted joints, especially
– Applications in industries requiring metric and inch series fasteners in a

Pros:
– Extensive in-stock selection of washers in both metric and inch sizes, with
– Supplies washers made from a range of high-quality materials, including options
– Full compliance with major industry standards for dimensions and materials.
– Technical dimensions clearly detailed, aiding selection for specific

Cons:
– No direct mention of custom manufacturing or machining non-standard sizes based
– No stated information about order minimums, lead times, or pricing on the page.

Metric Flat Washers – Grainger Industrial Supply

Product Details:
Flat washers in metric sizes designed to distribute load, prevent damage, and provide a smooth bearing surface. Available in various material options and diameters tailored to the needs of industrial, construction, and maintenance projects.

Technical Parameters:
– System of Measurement: Metric
– Material options: Steel, Stainless Steel, Brass, Nylon, and more
– Diameter ranges from M2 to M30 and above
– Available in various finishes (e.g., zinc-plated, plain, black oxide)

Application Scenarios:
– Used in machinery assembly to distribute load under bolts or screws
– Suitable for automotive, construction, and electrical installations
– Ideal for equipment repair and maintenance tasks
– Useful in applications requiring vibration reduction or spacing

Pros:
– Helps prevent surface damage and material fatigue
– Available in a wide range of sizes and materials for diverse applications
– Corrosion-resistant options for demanding environments
– Provides a stable and uniform bearing surface

Cons:
– May require precise size selection for optimal fit
– Non-metallic washers may have limited strength compared to metallic types

Bulk SAE & USS Flat Washers | Standard & Metric Flat Washers

Product Details:
Bulk SAE & USS flat washers available in standard and metric sizes; part of a broad industrial fastener offering including bolts, nuts, washers, rods, studs, screws, and more. Washers offered in bulk quantities.

Technical Parameters:
– SAE & USS standard washer sizes
– Standard and metric sizing options
– Various materials and coatings available for fasteners (e.g., stainless steel,

Application Scenarios:
– Industrial assembly lines requiring bulk fasteners
– Construction and structural projects needing washers for load distribution
– Maintenance and repair operations for machinery and equipment

Pros:
– Wide variety of flat washer standards (SAE & USS)
– Bulk purchasing options suitable for large projects
– Standard and metric sizes available for compatibility

Cons:
– Detailed material and finish specifications for flat washers not explicitly
– Potential lack of detailed technical documentation on washer mechanical

Metric Flat Washers | Round Non-Threaded Flat Washers

Product Details:
Metric Flat Washers are round, non-threaded discs with a central round hole, used under the head of a bolt or nut to provide a smooth bearing surface and distribute the load. Metric & Multistandard Components Corp. offers various types of flat washers in different sizes, thicknesses, materials, and hardnesses.

Specific washer types available include Standard Flat Washer 125, Coarse Flat Washer 126, Extra Thick Flat Washer 7349, Oversized O.D. Flat Washer 9021, Small O.D. Flat Washer 433, Construction Flat Washer 6916, Hardened Thrust Flat Washer 6340 H, Shaft Flat Washer 1440, and Car Body Flat Washer 88104.

Technical Parameters:
– Available in a variety of sizes and thicknesses
– Made from many different materials and hardnesses
– Types include standard, coarse, extra thick, oversized/small outside diameter
– Non-threaded, round design with central hole

Application Scenarios:
– Used under the head of a bolt or under a nut
– Distributing the load of a fastener onto a bearing surface
– Functioning as spacers in assembled parts
– Used in construction, power generation, and automotive industries

Pros:
– Wide selection of types, sizes, and materials available
– Helps evenly distribute load and protect bearing surfaces
– ISO 9001:2015 certified supplier with technical expertise
– Extensive stock (over 48,000 metric fasteners and components) in multiple

Cons:
– All prices are subject to change due to tariffs on steel and imports from

Order Metric Flat Washers Online – FMW Fasteners

Product Details:
FMW Fasteners offers a range of metric flat washers available for online order, alongside a broad catalog of fasteners and related accessories including anchors, bolts, nuts, and drill bits.

Technical Parameters:
– Metric sizing for flat washers
– Variety of materials and finishes likely available (e.g., steel, stainless
– Applicable for use with metric bolts and nuts

Application Scenarios:
– Construction and building projects requiring secure fastening
– Mechanical assembly involving metric fasteners
– Automotive, machinery, and equipment maintenance
– DIY repairs and general hardware use

Pros:
– Wide selection of metric flat washers and related fastener products
– Online ordering and fast shipping
– Free shipping on orders over $200 within the USA

Cons:
– Detailed product specifications and materials not clearly listed on the main
– Potential lack of detailed technical guidance for choosing the correct washer

Metric DIN 125 Flat Washers – Grade 2, 5, & 8 Metric Flat Washers …

Product Details:
Metric DIN 125 flat washers in Grade 2, 5, and 8 supplied by Brazos Fasteners. These metric flat washers are part of a broad range of industrial fastener products.

Technical Parameters:
– Conforms to DIN 125 metric standard
– Available in Grade 2, Grade 5, and Grade 8
– Product type: Flat washer
– Metric sizing

Application Scenarios:
– Use in bolted or screwed assemblies for industrial applications
– Common in machinery, automotive, oil & gas, and construction sectors
– Suitable for distributing load under bolt/nut heads

Pros:
– Wide range of grades for different strength requirements
– Conforms to recognized international standard (DIN 125)
– Suitable for various demanding industrial environments

Cons:
– Limited to flat washer type; other specialized washers may not be covered
– Technical dimensions and material compositions are not fully specified on the

Metric Flat Washers | Boker’s, Inc.

Product Details:
Boker’s manufactures custom metric washers in a wide range of sizes, thicknesses, and materials, offering extensive customization for metric washer requirements, including non-standard sizes and configurations.

Technical Parameters:
– Outer diameters ranging from 2.00 mm to 72.00 mm
– Thicknesses from 0.005 inch (0.127 mm) to 0.134 inch (3.404 mm)
– Available in over 2,000 metallic and non-metallic materials
– No tooling charges for washers made to specific sizes listed in their extensive

Application Scenarios:
– Assemblies requiring precise metric spacing or load distribution
– Equipment and machinery built to metric specifications
– Customization projects needing non-standard metric washer sizes
– Industries with strict metric dimensional requirements

Pros:
– Extensive customization options for size, thickness, and material
– No tooling charges for many metric washer sizes
– Large inventory and quick manufacturing turnaround
– Expertise in both metallic and non-metallic materials

Cons:
– Custom orders may have longer lead times than standard off-the-shelf products
– Highly specialized customization could result in higher costs for unique

Metric Flat Washers – Fastener Warehouse

Product Details:
Metric flat washers are available in various diameters, thicknesses, and materials, used to distribute loads of threaded fasteners such as bolts and nuts.

Technical Parameters:
– Available in a range of inner and outer diameters
– Various thickness options
– Material options include stainless steel, zinc-plated steel, and other metals
– Conforms to metric sizing standards

Application Scenarios:
– Mechanical assemblies requiring load distribution
– Preventing fastener loosening
– Protecting surfaces from damage during fastening

Pros:
– Wide variety of sizes and materials for different needs
– Enhances durability and longevity of assemblies
– Helps prevent damage to surfaces and hardware

Cons:
– May require careful selection to ensure proper fit and material compatibility
– Extra component adds minor cost and assembly time

Standard Metric Washers Manufacturer – KD Fasteners

Product Details:
KD Fasteners, Inc. manufactures custom and standard metric washers, as well as a broad range of industrial fasteners including various types of bolts, nuts, and rivets.

Technical Parameters:
– Offers both standard and custom-sized washers
– Manufactures metric and imperial (standard) fasteners
– Carries multiple varieties of bolts (e.g., anchor, carriage, hex, U-bolts),

Application Scenarios:
– Industrial assembly and construction
– Custom machinery manufacturing
– Infrastructure projects requiring specialty fasteners

Pros:
– Ability to manufacture both standard and custom components
– Wide product selection for diverse fastener needs
– Supports both metric and imperial specifications

Cons:
– Detailed technical specifications (e.g., material type, dimensions, tolerances)
– No explicit mention of certifications or industry standards compliance

Comparison Table

Company	Product Details	Pros	Cons	Website
Metric Flat Washers	McMaster-Carr	Metric flat washers designed to distribute load of a fastener, reduce surface	Wide variety of sizes and materials ensures compatibility with different metric	May require careful selection to ensure correct fit/thickness for specific
Metric Flat Washers Supplier – Bayou City Bolt	Bayou City Bolt is a leading distributor and supplier of a wide range of	Extensive in-stock selection of washers in both metric and inch sizes, with	No direct mention of custom manufacturing or machining non-standard sizes based	www.bayoucitybolt.com
Metric Flat Washers – Grainger Industrial Supply	Flat washers in metric sizes designed to distribute load, prevent damage, and	Helps prevent surface damage and material fatigue Available in a wide range of	May require precise size selection for optimal fit Non-metallic washers may	[www.grainger.com](https://www.grainger.com/category/fasteners/washers/flat-washers?attrs=System+of+Measurement
Bulk SAE & USS Flat Washers	Standard & Metric Flat Washers	Bulk SAE & USS flat washers available in standard and metric sizes; part of a	Wide variety of flat washer standards (SAE & USS) Bulk purchasing options	Detailed material and finish specifications for flat washers not explicitly
Metric Flat Washers	Round Non-Threaded Flat Washers	Metric Flat Washers are round, non-threaded discs with a central round hole,	Wide selection of types, sizes, and materials available Helps evenly distribute	All prices are subject to change due to tariffs on steel and imports from
Order Metric Flat Washers Online – FMW Fasteners	FMW Fasteners offers a range of metric flat washers available for online order,	Wide selection of metric flat washers and related fastener products Online	Detailed product specifications and materials not clearly listed on the main	www.fmwfasteners.com
Metric DIN 125 Flat Washers – Grade 2, 5, & 8 Metric Flat Washers …	Metric DIN 125 flat washers in Grade 2, 5, and 8 supplied by Brazos Fasteners.	Wide range of grades for different strength requirements Conforms to recognized	Limited to flat washer type; other specialized washers may not be	www.brazosfasteners.com
Metric Flat Washers	Boker’s, Inc.	Boker’s manufactures custom metric washers in a wide range of sizes,	Extensive customization options for size, thickness, and material No tooling	Custom orders may have longer lead times than standard off-the-shelf
Metric Flat Washers – Fastener Warehouse	Metric flat washers are available in various diameters, thicknesses, and	Wide variety of sizes and materials for different needs Enhances durability and	May require careful selection to ensure proper fit and material compatibility Ex	www.fastener-warehouse.com
Standard Metric Washers Manufacturer – KD Fasteners	KD Fasteners, Inc. manufactures custom and standard metric washers, as well as	Ability to manufacture both standard and custom components Wide product	Detailed technical specifications (e.g., material type, dimensions, tolerances)	www.kdfasteners.com

Frequently Asked Questions (FAQs)

How do I evaluate the reliability of a metric flat washers supplier?
Look for suppliers with ISO or relevant industry certifications, positive customer reviews, and a solid history in the business. Request references, samples, and clarify their warranty or returns policy to gauge reliability.

What factors should I consider when comparing different manufacturers?
Consider product quality, price, minimum order quantities, lead times, and shipping capabilities. Also review customer service responsiveness and the supplier’s flexibility to meet your specific requirements.

How can I ensure the washers meet my required standards?
Ask for detailed product specifications, material certifications, and test reports. Confirm whether the supplier can meet DIN, ISO, or other standard requirements relevant to your industry.

Is it better to work directly with the factory or through a distributor?
Working directly with a factory might lower costs and offer customization, but distributors can provide faster delivery and lower minimum quantities. Choose based on your order size and timeline.

What is the typical lead time for orders from metric flat washers manufacturers?
Lead times vary depending on order size, customization, and the supplier’s location, but typically range from 2 to 8 weeks. Always confirm delivery times upfront and ask about expedited options if you’re on a tight schedule.