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 351–400 of 25,000+ products

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

175-2440

ID (MM) 13.386
OD (MM) 18.39
Thickness (MM) 1.575
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2441

ID (MM) 13.386
OD (MM) 25.324
Thickness (MM) 1.575
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2442

ID (MM) 13.411
OD (MM) 17.805
Thickness (MM) 2.032
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2443

ID (MM) 13.437
OD (MM) 24.587
Thickness (MM) 1.6
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2444

ID (MM) 13.437
OD (MM) 25.349
Thickness (MM) 1.524
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2445

ID (MM) 13.462
OD (MM) 26.924
Thickness (MM) 3.226
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2446

ID (MM) 13.487
OD (MM) 17.45
Thickness (MM) 0.813
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2447

ID (MM) 13.487
OD (MM) 17.45
Thickness (MM) 1.626
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2448

ID (MM) 13.513
OD (MM) 18.263
Thickness (MM) 1.575
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2449

ID (MM) 13.513
OD (MM) 19.05
Thickness (MM) 1.575
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2450

ID (MM) 13.513
OD (MM) 26.924
Thickness (MM) 2.388
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2451

ID (MM) 13.538
OD (MM) 15.773
Thickness (MM) 0.635
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2452

ID (MM) 13.589
OD (MM) 18.11
Thickness (MM) 1.575
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2453

ID (MM) 13.589
OD (MM) 22.225
Thickness (MM) 1.575
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2454

ID (MM) 13.614
OD (MM) 17.501
Thickness (MM) 0.813
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2455

ID (MM) 13.614
OD (MM) 19.05
Thickness (MM) 1.575
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2456

ID (MM) 13.64
OD (MM) 17.526
Thickness (MM) 0.838
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2457

ID (MM) 13.741
OD (MM) 17.831
Thickness (MM) 1.27
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2458

ID (MM) 14.021
OD (MM) 17.983
Thickness (MM) 1.549
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2459

ID (MM) 14.122
OD (MM) 19.964
Thickness (MM) 1.549
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2460

ID (MM) 14.224
OD (MM) 20.625
Thickness (MM) 2.337
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2461

ID (MM) 14.275
OD (MM) 19.812
Thickness (MM) 1.575
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2462

ID (MM) 14.275
OD (MM) 21.006
Thickness (MM) 1.575
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2463

ID (MM) 14.275
OD (MM) 23.774
Thickness (MM) 0.787
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2464

ID (MM) 14.3
OD (MM) 19.888
Thickness (MM) 2.388
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2465

ID (MM) 14.3
OD (MM) 20.65
Thickness (MM) 1.575
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2466

ID (MM) 14.326
OD (MM) 17.475
Thickness (MM) 0.254
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2467

ID (MM) 14.326
OD (MM) 20.904
Thickness (MM) 0.813
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2468

ID (MM) 14.326
OD (MM) 22.86
Thickness (MM) 1.016
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2469

ID (MM) 14.351
OD (MM) 18.923
Thickness (MM) 2.261
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2470

ID (MM) 14.351
OD (MM) 25.375
Thickness (MM) 1.6
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2471

ID (MM) 14.63
OD (MM) 17.475
Thickness (MM) 0.991
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2472

ID (MM) 14.732
OD (MM) 20.549
Thickness (MM) 1.803
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2473

ID (MM) 14.732
OD (MM) 25.324
Thickness (MM) 1.626
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2474

ID (MM) 15.138
OD (MM) 20.574
Thickness (MM) 0.787
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2475

ID (MM) 15.316
OD (MM) 40.386
Thickness (MM) 0.508
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2476

ID (MM) 15.367
OD (MM) 20.599
Thickness (MM) 0.813
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2477

ID (MM) 15.519
OD (MM) 20.65
Thickness (MM) 0.838
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2478

ID (MM) 15.545
OD (MM) 20.599
Thickness (MM) 0.787
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2479

ID (MM) 15.824
OD (MM) 26.594
Thickness (MM) 0.406
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2480

ID (MM) 15.85
OD (MM) 28.727
Thickness (MM) 1.499
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2481

ID (MM) 15.85
OD (MM) 29.286
Thickness (MM) 0.406
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2482

ID (MM) 15.951
OD (MM) 19.075
Thickness (MM) 1.27
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2483

ID (MM) 15.951
OD (MM) 21.412
Thickness (MM) 1.575
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2484

ID (MM) 15.951
OD (MM) 22.225
Thickness (MM) 0.813
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2485

ID (MM) 15.977
OD (MM) 21.412
Thickness (MM) 1.549
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2486

ID (MM) 15.977
OD (MM) 23.8
Thickness (MM) 1.575
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2487

ID (MM) 16.002
OD (MM) 20.218
Thickness (MM) 1.549
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2488

ID (MM) 16.002
OD (MM) 20.32
Thickness (MM) 1.016
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity

175-2489

ID (MM) 16.002
OD (MM) 21.895
Thickness (MM) 2.007
Material Copper
ID MM TOL 0.127
OD MM TOL 0.127
Quantity