Home | Flat Washers in Every Size, Material & Tolerance

Flat Washers in Every Size, Material & Tolerance

Flat washers are essential components in fastener assemblies, distributing load evenly across mating surfaces to prevent wear, protect finishes, and ensure joint integrity. As a leading flat washer manufacturer, Superior Washer & Gasket Corp supplies standard washers, large flat washers, and custom flat washers in aluminum, brass, copper, stainless steel, carbon steel, and nylon-manufactured to your exact specifications.

Our ISO 9001:2015 certified quality management system guarantees consistent dimensional accuracy across every order, from prototype quantities to high-volume production runs. Whether you need special flat washers for a unique application or mil-spec flat washers for aerospace and defense, we deliver reliable solutions made in the U.S.A.

  • Standard and custom flat washer sizes in stock
  • Wide selection of materials including stainless steel, brass, aluminum, and nylon
  • ISO 9001:2015 certified manufacturing and quality control
  • Custom flat washers produced to print or sample
  • Competitive pricing with fast turnaround

Showing 251–300 of 25,000+ products

SKU ID (MM) OD (MM) Thickness (MM) Material ID MM TOL OD MM TOL Quantity

175-2340

ID (MM) 9.779
OD (MM) 15.85
Thickness (MM) 1.575
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2341

ID (MM) 9.83
OD (MM) 12.395
Thickness (MM) 1.6
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2342

ID (MM) 9.855
OD (MM) 22.225
Thickness (MM) 1.803
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2343

ID (MM) 9.906
OD (MM) 14.3
Thickness (MM) 1.549
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2344

ID (MM) 9.906
OD (MM) 14.707
Thickness (MM) 0.813
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2345

ID (MM) 9.957
OD (MM) 15.875
Thickness (MM) 0.813
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2346

ID (MM) 9.957
OD (MM) 16.002
Thickness (MM) 1.016
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2347

ID (MM) 9.957
OD (MM) 25.4
Thickness (MM) 1.651
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2348

ID (MM) 9.982
OD (MM) 12.675
Thickness (MM) 0.813
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2349

ID (MM) 10.008
OD (MM) 14.249
Thickness (MM) 0.813
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2350

ID (MM) 10.008
OD (MM) 14.275
Thickness (MM) 0.813
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2351

ID (MM) 10.008
OD (MM) 14.326
Thickness (MM) 1.6
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2352

ID (MM) 10.008
OD (MM) 15.85
Thickness (MM) 1.549
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2353

ID (MM) 10.008
OD (MM) 15.926
Thickness (MM) 1.524
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2354

ID (MM) 10.008
OD (MM) 17.45
Thickness (MM) 1.575
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2355

ID (MM) 10.008
OD (MM) 19.075
Thickness (MM) 1.6
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2356

ID (MM) 10.033
OD (MM) 14.046
Thickness (MM) 1.549
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2357

ID (MM) 10.058
OD (MM) 25.375
Thickness (MM) 1.6
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2358

ID (MM) 10.084
OD (MM) 15.977
Thickness (MM) 1.626
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2359

ID (MM) 10.16
OD (MM) 13.818
Thickness (MM) 0.787
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2360

ID (MM) 10.16
OD (MM) 15.037
Thickness (MM) 2.007
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2361

ID (MM) 10.16
OD (MM) 16.027
Thickness (MM) 0.813
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2362

ID (MM) 10.211
OD (MM) 19.05
Thickness (MM) 1.575
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2363

ID (MM) 10.262
OD (MM) 15.875
Thickness (MM) 1.6
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2364

ID (MM) 10.338
OD (MM) 15.9
Thickness (MM) 0.787
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2365

ID (MM) 10.338
OD (MM) 19.05
Thickness (MM) 3.2
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2366

ID (MM) 10.363
OD (MM) 19.05
Thickness (MM) 0.813
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2367

ID (MM) 10.363
OD (MM) 25.451
Thickness (MM) 1.27
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2368

ID (MM) 10.389
OD (MM) 15.824
Thickness (MM) 1.575
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2369

ID (MM) 10.414
OD (MM) 15.9
Thickness (MM) 0.813
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2370

ID (MM) 10.414
OD (MM) 16.84
Thickness (MM) 1.295
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2371

ID (MM) 10.414
OD (MM) 18.999
Thickness (MM) 1.575
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2372

ID (MM) 10.414
OD (MM) 20.625
Thickness (MM) 1.575
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2373

ID (MM) 10.414
OD (MM) 25.375
Thickness (MM) 1.549
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2374

ID (MM) 10.439
OD (MM) 19.075
Thickness (MM) 3.15
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2375

ID (MM) 10.49
OD (MM) 18.821
Thickness (MM) 1.651
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2376

ID (MM) 10.643
OD (MM) 19.812
Thickness (MM) 2.032
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2377

ID (MM) 10.77
OD (MM) 15.672
Thickness (MM) 0.381
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2378

ID (MM) 11.1
OD (MM) 13.513
Thickness (MM) 1.422
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2379

ID (MM) 11.1
OD (MM) 15.875
Thickness (MM) 0.813
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2380

ID (MM) 11.1
OD (MM) 19.025
Thickness (MM) 0.787
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2381

ID (MM) 11.1
OD (MM) 28.499
Thickness (MM) 0.813
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2382

ID (MM) 11.151
OD (MM) 20.676
Thickness (MM) 1.651
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2383

ID (MM) 11.176
OD (MM) 16.662
Thickness (MM) 1.6
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2384

ID (MM) 11.176
OD (MM) 17.399
Thickness (MM) 0.813
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2385

ID (MM) 11.176
OD (MM) 17.45
Thickness (MM) 0.787
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2386

ID (MM) 11.176
OD (MM) 19.05
Thickness (MM) 0.813
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2387

ID (MM) 11.201
OD (MM) 13.538
Thickness (MM) 1.473
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2388

ID (MM) 11.201
OD (MM) 19.05
Thickness (MM) 1.575
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2389

ID (MM) 11.227
OD (MM) 15.697
Thickness (MM) 0.508
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity