Home | Kapton® Flat Washers - Polyimide Film Washers for High-Temperature Use

Kapton® Flat Washers - Polyimide Film Washers for High-Temperature Use

Kapton® flat washers are made from DuPont™ polyimide film, offering an exceptional combination of high-temperature resistance (up to 400°C), excellent electrical insulation, and chemical stability. These plastic washers are widely used in aerospace, electronics, and semiconductor manufacturing where extreme thermal performance is required.

Superior Washer & Gasket Corp manufactures Kapton washers in standard and custom sizes with ISO 9001:2015 certified quality control. Our high-performance plastic washer capabilities include Kapton, Mylar, PTFE, and Mica washers for the most demanding thermal and electrical insulation applications-all made in the U.S.A.

  • Kapton® polyimide for high-temperature performance up to 400°C
  • Superior electrical insulation properties
  • Standard and custom Kapton washer sizes
  • ISO 9001:2015 certified manufacturing
  • Made in the U.S.A.

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Showing 1–18 of 18 products

SKU ID OD Thickness Material ID TOL OD TOL Quantity

320-10-005

ID 0.094
OD 0.139
Thickness 0.005
Material Kapton
ID TOL +-.005
OD TOL +-.005
Quantity

320-11-005

ID 0.092
OD 0.151
Thickness 0.005
Material Kapton
ID TOL +-.005
OD TOL +-.005
Quantity

320-12-005

ID 0.091
OD 0.201
Thickness 0.005
Material Kapton
ID TOL +-.005
OD TOL +-.005
Quantity

320-13-005

ID 0.127
OD 0.233
Thickness 0.005
Material Kapton
ID TOL +-.005
OD TOL +-.005
Quantity

320-14-005

ID 0.093
OD 0.25
Thickness 0.005
Material Kapton
ID TOL +-.005
OD TOL +-.005
Quantity

320-15-005

ID 0.124
OD 0.312
Thickness 0.005
Material Kapton
ID TOL +-.005
OD TOL +-.005
Quantity

320-16-005

ID 0.253
OD 0.322
Thickness 0.005
Material Kapton
ID TOL +-.005
OD TOL +-.005
Quantity

320-17-005

ID 0.202
OD 0.564
Thickness 0.005
Material Kapton
ID TOL +-.005
OD TOL +-.005
Quantity

320-18-005

ID 0.092
OD 0.73
Thickness 0.005
Material Kapton
ID TOL +-.005
OD TOL +-.005
Quantity

320-19-005

ID 0.923
OD 1.237
Thickness 0.005
Material Kapton
ID TOL +-.005
OD TOL +-.005
Quantity

320-20-005

ID 0.063
OD 0.218
Thickness 0.005
Material Kapton
ID TOL +-.005
OD TOL +-.005
Quantity

320-21-005

ID 0.094
OD 0.25
Thickness 0.005
Material Kapton
ID TOL +-.005
OD TOL +-.005
Quantity

320-22-005

ID 0.101
OD 0.25
Thickness 0.005
Material Kapton
ID TOL +-.005
OD TOL +-.005
Quantity

320-23-005

ID 0.125
OD 0.312
Thickness 0.005
Material Kapton
ID TOL +-.005
OD TOL +-.005
Quantity

320-24-005

ID 0.156
OD 0.375
Thickness 0.005
Material Kapton
ID TOL +-.005
OD TOL +-.005
Quantity

320-25-005

ID 0.196
OD 0.5
Thickness 0.005
Material Kapton
ID TOL +-.005
OD TOL +-.005
Quantity

320-26-005

ID 0.203
OD 0.625
Thickness 0.005
Material Kapton
ID TOL +-.005
OD TOL +-.005
Quantity

320-27-005

ID 0.088
OD 0.198
Thickness 0.005
Material Kapton
ID TOL +-.005
OD TOL +-.005
Quantity