Search Catalog By Keyword By Item # All Categories Polyethylene Washers | Shipping | Tax | Terms Request for Quote 0 Items All Categories > Washer Material Specifications > Polyethylene Washers > Advanced Search Advanced Search in Polyethylene Washers Enter at least one criteria to search items. Material Polyethylene Outside Diameter (in) At Least : No More Than : Available Range: 0.092 to 4.357 in larger image Inside Diameter (in) At Least : No More Than : Available Range: 0.023 to 3.277 in Thickness (in) At Least : No More Than : Available Range: 0.01 to 0.125 in Description Our standard washers are made from Natural homopolymer High density PolyethyleneHDPE(Homopolymer)ASTM D - 4976 Group 1 / Class 4 / Grade 4 UL 94HBFDA 21 CFR 177.1520 ( c ) 2.1