5310-99-771-4942
Flat Washer
5310997714942 997714942 SP11-W
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
January 2023
1
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End Users 5310-99-771-4942
- United Kingdom (ZK)
Approved Sources 5310-99-771-4942
- Part Number
- Manufacturer
- Status
- SP11-W
- Manufacturer
- K7766 - Bsi Standards Limited (Active)
- Definitive Standard
- Definitive Standard
- SP11-W
- K4975 - Ufc Aerospace Europe Limited (Active)
- Secondary Buy
- Secondary Buy