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National Stock Number:
5310-00-903-2612
Federal Supply Class:
5310
National Item Identification Number:
009032612
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.
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Manufacturer Information:
| 424655-1 | 80020 | NAVAL AIR WARFARE CENTER AIRCRAFT DIVISION CODE 4.8.8.0.0.B BLDG 148-2 | | 5310009032612 | SCY13 | E.C.A ETABLISSEMENT CENTRALD'APPROVISIONNEMENT DES FORCES ARMEE | | AEW26X37N000WJ4A31 | 05047 | THE AMERICAN SOCIETY OF MECHANICAL ENGINEERS | | MS9321-12 | 0U583 | SAE INTERNATIONAL | | 5310PL0209236 | 9009H | INSPEKTORAT WSPARCIA SIL ZBROJNYCH | | 9682013399 | S4080 | PILATUS AIRCRAFT LTD | | MS9321-12 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | | MS9321-12 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | HOLE DIAMETER | 0.396 INCHES MINIMUM AND 0.411 INCHES MAXIMUM | | OVERALL DIAMETER | 0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5510 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 321 OVERALL | | PERIPHERAL SHAPE STYLE | ROUND | | SURFACE FINISH | 63.0 MICROINCHES TOP | | SURFACE FINISH | 63.0 MICROINCHES BOTTOM | | SURFACE TREATMENT | PASSIVATE OVERALL | | THICKNESS | 0.073 INCHES MINIMUM AND 0.083 INCHES MAXIMUM |
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