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National Stock Number:
5310-14-435-9259
Federal Supply Class:
5310
National Item Identification Number:
144359259
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:
| 96110828 | 94404 | RAYTHEON COMPANY | | 96110828 | F6481 | THALES SA | | E25514B40ZGAPA | F0110 | AFNOR ASSOCIATION FRANCAISE DE NORMALISATION | | 99012771 | F6481 | THALES SA | | 96110828 | F8294 | THALES DMS FRANCE SAS | | A1178987 | F9111 | THALES AVS FRANCE SAS | | S1ZG040APA | F0110 | AFNOR ASSOCIATION FRANCAISE DE NORMALISATION | | E25514B40ZGAPA | F0188 | BLANC AERO INDUSTRIES - GROUPE LISIAEROSPACE | | E25514B40ZGAPA | F1236 | PREAULT TECHNOLOGIES | | RONDELLE M4A A4-50 PAS. E25514 | F6481 | THALES SA | | E25514B40ZGAPA | F7411 | MECAERO ARCONIC FASTENING SYSTEMS AND RINGS TOULOUSE |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | HOLE DIAMETER | 4.30 MILLIMETERS MINIMUM AND 4.43 MILLIMETERS MAXIMUM | | MATERIAL | STEEL COMP A4 OVERALL | | III SUPPLEMENTARY FEATURES | CLASSIFYING QUALITY A4-50 | | PERIPHERAL SHAPE STYLE | ROUND | | OVERALL DIAMETER | 9.64 MILLIMETERS MINIMUM AND 10.0 MILLIMETERS MAXIMUM | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MA-E27 CODE PA MIL SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | THICKNESS | 0.93 MILLIMETERS MINIMUM AND 1.07 MILLIMETERS MAXIMUM |
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