5310-99-124-3656

Flat Washer

5310991243656 991243656 BS4320 1/1519/001 95148 MB/125/0384 15208 461-27-220 95148/0020 MR207(A0)279 ITEM 8 20MM 1.P E3134 1420-0012 BS4320-TABLE 1 FORM A M20 318017 2079A23 G2165 ST318017 MR207(A0)279/8 1/1519/001 ITEM 22 2165C 99PWX90001UAA IF2079A23 WA120001 (241)AE095WA120001 BS4320M20T1FORMA 99-800-0654

A washer having a centrally located hole with a solid or laminated cross-section and two flat parallel bearing surfaces. The hole must be 75 percent or less than the largest dimension and the bearing surface finish is greater than 32 microinch (0.8 micrometer). The thickness cannot exceed 25 percent of the largest outside dimension. When the largest outside dimension is less than 1/4 inch or 6mm, the thickness must be 0.006 inches (0.15mm) or greater and for items 1/4 inch (6mm) or larger, the thickness must be 0.016 inches (0.4mm) or greater. The maximum tolerance is applied to dimensions and used as a determining factor. Items with separable lamination use SHIM. For items fabricated from ceramic or electrically rated materials by specification or industry standards use INSULATOR (1), WASHER. Excludes DISK, VALVE, graphite impregnated and lubricated items. View more Flat Washer