Aluminum Flat Washers - Lightweight Corrosion-Resistant Washers

Aluminum flat washers offer excellent corrosion resistance and a light weight, making them ideal for aerospace, marine, electronics, and weight-sensitive applications where stainless steel or steel washers are too heavy. Superior Washer & Gasket Corp manufactures aluminum flat washers in standard and custom sizes from quality aluminum alloys.

Our ISO 9001:2015 certified manufacturing facility supplies aluminum flat washers from stock inventory and produces custom aluminum washers to your OD, ID, and thickness specifications. All aluminum washers are made in the U.S.A. with material certifications available on request.

  • Lightweight aluminum for weight-critical applications
  • Excellent corrosion resistance
  • Standard and custom aluminum flat washer sizes
  • ISO 9001:2015 certified quality assurance
  • Made in the U.S.A.

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Showing 151–200 of 620 products

SKU ID OD Thickness Material ID TOL OD TOL Quantity Actions

475-236-040

ID 0.208
OD 0.347
Thickness 0.04
Material Aluminum
ID TOL +-.005
OD TOL +-.005
Quantity

475-237-061

ID 0.208
OD 0.745
Thickness 0.061
Material Aluminum
ID TOL +-.005
OD TOL +-.005
Quantity

475-238-076

ID 0.211
OD 0.499
Thickness 0.076
Material Aluminum
ID TOL +-.005
OD TOL +-.005
Quantity

475-239-033

ID 0.213
OD 0.596
Thickness 0.033
Material Aluminum
ID TOL +-.005
OD TOL +-.005
Quantity

475-24-032

ID 0.068
OD 0.516
Thickness 0.032
Material Aluminum
ID TOL +-.005
OD TOL +-.005
Quantity

475-240-024

ID 0.215
OD 0.278
Thickness 0.024
Material Aluminum
ID TOL +-.005
OD TOL +-.005
Quantity

475-241-034

ID 0.215
OD 0.438
Thickness 0.034
Material Aluminum
ID TOL +-.005
OD TOL +-.005
Quantity

475-242-015

ID 0.216
OD 0.436
Thickness 0.015
Material Aluminum
ID TOL +-.005
OD TOL +-.005
Quantity

475-243-065

ID 0.218
OD 0.328
Thickness 0.065
Material Aluminum
ID TOL +-.005
OD TOL +-.005
Quantity

475-244-016

ID 0.218
OD 0.375
Thickness 0.016
Material Aluminum
ID TOL +-.005
OD TOL +-.005
Quantity

475-245-050

ID 0.218
OD 0.406
Thickness 0.05
Material Aluminum
ID TOL +-.005
OD TOL +-.005
Quantity

475-245M-032

ID 0.218
OD 0.5
Thickness 0.032
Material Aluminum
ID TOL +-.005
OD TOL +-.005
Quantity

475-246-032

ID 0.22
OD 0.561
Thickness 0.032
Material Aluminum
ID TOL +-.005
OD TOL +-.005
Quantity

475-247-063

ID 0.22
OD 0.707
Thickness 0.063
Material Aluminum
ID TOL +-.005
OD TOL +-.005
Quantity

475-248-124

ID 0.221
OD 0.749
Thickness 0.124
Material Aluminum
ID TOL +-.005
OD TOL +-.005
Quantity

475-249-024

ID 0.222
OD 0.476
Thickness 0.024
Material Aluminum
ID TOL +-.005
OD TOL +-.005
Quantity

475-25-020

ID 0.075
OD 0.159
Thickness 0.02
Material Aluminum
ID TOL +-.005
OD TOL +-.005
Quantity

475-250-053

ID 0.222
OD 0.626
Thickness 0.053
Material Aluminum
ID TOL +-.005
OD TOL +-.005
Quantity

475-250-063

ID 0.222
OD 0.626
Thickness 0.063
Material Aluminum
ID TOL +-.005
OD TOL +-.005
Quantity

475-251-058

ID 0.222
OD 0.881
Thickness 0.058
Material Aluminum
ID TOL +-.005
OD TOL +-.005
Quantity

475-252-062

ID 0.222
OD 1.0
Thickness 0.062
Material Aluminum
ID TOL +-.005
OD TOL +-.005
Quantity

475-253-063

ID 0.223
OD 0.5
Thickness 0.063
Material Aluminum
ID TOL +-.005
OD TOL +-.005
Quantity

475-254-040

ID 0.226
OD 0.375
Thickness 0.04
Material Aluminum
ID TOL +-.005
OD TOL +-.005
Quantity

475-255-040

ID 0.232
OD 0.56
Thickness 0.04
Material Aluminum
ID TOL +-.005
OD TOL +-.005
Quantity

475-256-123

ID 0.233
OD 0.502
Thickness 0.123
Material Aluminum
ID TOL +-.005
OD TOL +-.005
Quantity

475-257-020

ID 0.234
OD 0.626
Thickness 0.02
Material Aluminum
ID TOL +-.005
OD TOL +-.005
Quantity

475-258-032

ID 0.237
OD 0.392
Thickness 0.032
Material Aluminum
ID TOL +-.005
OD TOL +-.005
Quantity

475-259-022

ID 0.242
OD 0.31
Thickness 0.022
Material Aluminum
ID TOL +-.005
OD TOL +-.005
Quantity

475-26-020

ID 0.077
OD 0.283
Thickness 0.02
Material Aluminum
ID TOL +-.005
OD TOL +-.005
Quantity

475-260-063

ID 0.242
OD 0.372
Thickness 0.063
Material Aluminum
ID TOL +-.005
OD TOL +-.005
Quantity

475-261-041

ID 0.243
OD 0.342
Thickness 0.041
Material Aluminum
ID TOL +-.005
OD TOL +-.005
Quantity

475-262-041

ID 0.244
OD 0.333
Thickness 0.041
Material Aluminum
ID TOL +-.005
OD TOL +-.005
Quantity

475-263-062

ID 0.25
OD 0.382
Thickness 0.062
Material Aluminum
ID TOL +-.005
OD TOL +-.005
Quantity

475-264-063

ID 0.252
OD 0.374
Thickness 0.063
Material Aluminum
ID TOL +-.005
OD TOL +-.005
Quantity

475-265-031

ID 0.253
OD 0.374
Thickness 0.031
Material Aluminum
ID TOL +-.005
OD TOL +-.005
Quantity

475-266-060

ID 0.253
OD 0.464
Thickness 0.06
Material Aluminum
ID TOL +-.005
OD TOL +-.005
Quantity

475-267-062

ID 0.253
OD 0.623
Thickness 0.062
Material Aluminum
ID TOL +-.005
OD TOL +-.005
Quantity

475-268-124

ID 0.253
OD 0.641
Thickness 0.124
Material Aluminum
ID TOL +-.005
OD TOL +-.005
Quantity

475-269-055

ID 0.254
OD 0.332
Thickness 0.055
Material Aluminum
ID TOL +-.005
OD TOL +-.005
Quantity

475-27-063

ID 0.081
OD 0.463
Thickness 0.063
Material Aluminum
ID TOL +-.005
OD TOL +-.005
Quantity

475-270-016

ID 0.254
OD 0.373
Thickness 0.016
Material Aluminum
ID TOL +-.005
OD TOL +-.005
Quantity

475-271-041

ID 0.254
OD 0.434
Thickness 0.041
Material Aluminum
ID TOL +-.005
OD TOL +-.005
Quantity

475-272-041

ID 0.254
OD 0.449
Thickness 0.041
Material Aluminum
ID TOL +-.005
OD TOL +-.005
Quantity

475-273-062

ID 0.254
OD 0.47
Thickness 0.062
Material Aluminum
ID TOL +-.005
OD TOL +-.005
Quantity

475-274-123

ID 0.254
OD 0.56
Thickness 0.123
Material Aluminum
ID TOL +-.005
OD TOL +-.005
Quantity

475-275-017

ID 0.254
OD 0.687
Thickness 0.017
Material Aluminum
ID TOL +-.005
OD TOL +-.005
Quantity

475-276-032

ID 0.254
OD 0.746
Thickness 0.032
Material Aluminum
ID TOL +-.005
OD TOL +-.005
Quantity

475-277-063

ID 0.254
OD 1.0
Thickness 0.063
Material Aluminum
ID TOL +-.005
OD TOL +-.005
Quantity

475-278-064

ID 0.254
OD 1.749
Thickness 0.064
Material Aluminum
ID TOL +-.005
OD TOL +-.005
Quantity

475-279-032

ID 0.255
OD 0.62
Thickness 0.032
Material Aluminum
ID TOL +-.005
OD TOL +-.005
Quantity

Description