Metric Stainless Flat Washers

Metric Stainless Flat Washers sit under a bolt head or nut to spread the clamp load and protect the work surface. The right washer protects the joint, spreads the load, and keeps the fastener from working loose over time. South Coast Fasteners keeps Metric Stainless Flat Washers in stock and ready to ship, with fast 3-5 day shipping. Popular options include 18-8 metric stainless flat washers and 316 metric stainless flat washers.

Product Name	Bolt or Screw Size	Inside Diameter	Outside Diameter	Thickness	Material
3.09200	M8 (8.4 MM x 16 MM x 1.6 MM) Metric Flat Washers, DIN 125A, Stainless Steel A2 (18-8)	369123	M8	8.4 MM	16 MM	1.6 MM	Stainless Steel A2 (18-8)	View Details
9.91500	M10 (10.5 MM x 20 MM x 2 MM) Metric Flat Washers, DIN 125A, Stainless Steel A2 (304)	369124	M10	10.5 MM	20 MM	2 MM	Stainless Steel A2 (304)	View Details
18.90750	M22 (23 MM x 39 MM x 3 MM) Metric Flat Washers, DIN 125A, Stainless Steel A2 (18-8)	369220	M22	23 MM	39 MM	3 MM	Stainless Steel A2 (18-8)	View Details
17.74230	M27 (28 MM x 50 MM x 4 MM) Metric Flat Washers, DIN 125A, Stainless Steel A2 (18-8)	369270	M27	28 MM	50 MM	4 MM	Stainless Steel A2 (18-8)	View Details
22.48450	M30 (31 MM x 56 MM x 4 MM) Metric Flat Washers, DIN 125A, Stainless Steel A2 (18-8)	369300	M30	31 MM	56 MM	4 MM	Stainless Steel A2 (18-8)	View Details
33.01150	M33 (34 MM x 60 MM x 5 MM) Metric Flat Washers, DIN 125A, Stainless Steel A2 (18-8)	369330	M33	34 MM	60 MM	5 MM	Stainless Steel A2 (18-8)	View Details
34.11380	M42 (43 MM x 78 MM x 7 MM) Metric Flat Washers, DIN 125A, Stainless Steel A2 (18-8)	369420	M42	43 MM	78 MM	7 MM	Stainless Steel A2 (18-8)	View Details
2.66200	M4 (4.3 MM x 12 MM x 1.6 MM) Metric Flat Washers (Thick), DIN 7349, Stainless Steel A2 (18-8)	R07040	M4	4.3 MM	12 MM	1.6 MM	Stainless Steel A2 (18-8)	View Details
4.32300	M5 (5.3 MM x 15 MM x 2 MM) Metric Flat Washers (Thick), DIN 7349, Stainless Steel A2 (18-8)	R07050	M5	5.3 MM	15 MM	2 MM	Stainless Steel A2 (18-8)	View Details
6.90800	M6 (64 MM x 17 MM x 3 MM) Metric Flat Washers (Thick), DIN 7349, Stainless Steel A2 (18-8)	R07060	M6	64 MM	17 MM	3 MM	Stainless Steel A2 (18-8)	View Details
13.78500	M8 (8.4 MM x 21 MM x 4 MM) Metric Flat Washers (Thick), DIN 7349, Stainless Steel A2 (18-8)	R07080	M8	8.4 MM	21 MM	4 MM	Stainless Steel A2 (18-8)	View Details
23.24600	M10 (10.5 MM x 25 MM x 4 MM) Metric Flat Washers (Thick), DIN 7349, Stainless Steel A2 (18-8)	R07100	M10	10.5 MM	25 MM	4 MM	Stainless Steel A2 (18-8)	View Details
24.97700	M12 (13 MM x 30 MM x 6 MM) Metric Flat Washers (Thick), DIN 7349, Stainless Steel A2 (18-8)	R07120	M12	13 MM	30 MM	6 MM	Stainless Steel A2 (18-8)	View Details
34.86150	M16 (17 MM x 40 MM x 6 MM) Metric Flat Washers (Thick), DIN 7349, Stainless Steel A2 (18-8)	R07160	M16	17 MM	40 MM	6 MM	Stainless Steel A2 (18-8)	View Details
54.28450	M20 (21 MM x 44 MM x 8 MM) Metric Flat Washers (Thick), DIN 7349, Stainless Steel A2 (18-8)	R07200	M20	21 MM	44 MM	8 MM	Stainless Steel A2 (18-8)	View Details
45.38450	M24 (25 MM x 50 MM x 10 MM) Metric Flat Washers (Thick), DIN 7349, Stainless Steel A2 (18-8)	R07240	M24	25 MM	50 MM	10 MM	Stainless Steel A2 (18-8)	View Details
5.07500	M1.6 (1.7 MM x 4 MM x 0.3 MM) Metric Flat Washers, DIN 125A, Stainless Steel A4 (316)	V12016	M1.6	1.7 MM	4 MM	.3 MM	Stainless Steel A4 (316)	View Details
5.23000	M2 (2.2 MM x 5 MM x 0.3 MM) Metric Flat Washers, DIN 125A, Stainless Steel A4 (316)	V12020	M2	2.2 MM	5 MM	0.3 MM	Stainless Steel A4 (316)	View Details
6.00000	M2.5 (2.7 MM x 6 MM x 0.5 MM) Metric Flat Washers, DIN 125A, Stainless Steel A4 (316)	V12025	M2.5	2.7 MM	6 MM	0.5 MM	Stainless Steel A4 (316)	View Details
2.52400	M3 (3.2 MM x 7 MM x 0.5 MM) Metric Flat Washers, DIN 125A, Stainless Steel A4 (316)	V12030	M3	3.2 MM	7 MM	0.5 MM	Stainless Steel A4 (316)	View Details

Showing 21-40 of 90 Results

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Showing 21-40 of 90 Results

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Materials and Finishes

Metric Stainless Flat Washers run from general-purpose carbon steel up to high-strength alloy and stainless, finished anywhere from plain and zinc to hot-dip galvanized for wet or outdoor work. Pair them with fasteners, Fender washers, and environmental to round out the assembly.

How to Choose

Start with the diameter, thread pitch, and length your assembly needs, then choose a grade that carries the working load and a finish suited to the environment. Step up to alloy or stainless when strength or corrosion resistance is critical.

Metric Stainless Flat Washers Industry Applications

Metric Stainless Flat Washers show up across a wide range of industries and applications. Chemical processing and fabrication add tension to keep joints tight with them, while HVAC and construction back oversized and soft-material holes with them. Plain, zinc, and stainless, in SAE, USS, and structural sizes matched to the bolt diameter. Stocked in stainless for corrosion resistance.

Frequently Asked Questions

What materials and finishes are metric stainless flat washers available in?

Metric Stainless Flat Washers run from general-purpose carbon steel up to high-strength alloy and stainless, finished anywhere from plain and zinc to hot-dip galvanized for wet or outdoor work. Common options include flat washers and nylon flat washers.

What are metric stainless flat washers used for?

Metric Stainless Flat Washers see daily use across chemical processing, fabrication, HVAC, and construction, from structural framing and heavy equipment to machinery and general repair.

How do I choose the right metric stainless flat washers?

Can I order in bulk or request a quote?

Yes. Stock covers small orders and full production runs. Reach out for a quote or product help.

Why Choose South Coast Fasteners?

We are a single source for fasteners, PPE, hand tools, cutting tools, abrasives, and industrial supplies, priced to compete and shipped fast by a crew that uses this gear every day. We also stock Bolts and Finished Hex Nuts.