5310-01-204-0220 WASHER,FLAT Index 5310-01-204-0222 WASHER,FLAT

National Stock Number:
5310-01-204-0221

Federal Supply Class:
5310

National Item Identification Number:
012040221

Description:
WASHER,FLAT

Detail:
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.


Manufacturer Information:
90717501425LOUIS ALLIS CO THE THIS COMPANY HAS GONE BANKRUPT AND HAS BEEN PURCHASED BY 3 COMPANIES
90717553689I-T-E IMPERIAL CORP SUB OF GOULD INC DISTRIBUTIONS AND CONTROLS DIV
907175D9182ZF INDUSTRIEANTRIEBE WITTEN GMBH


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