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National Stock Number:
5310-00-223-3318
Federal Supply Class:
5310
National Item Identification Number:
002233318
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:
| 5310002233318 | SCY13 | E.C.A ETABLISSEMENT CENTRALD'APPROVISIONNEMENT DES FORCES ARMEE | | AN901 | 88044 | AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE | | ERJA254 | 02978 | RENK AMERICA LLC | | ERJA254 | 81336 | CHIEF OF ENGINEERS DEPT OF ARMY | | AN901-5C | 88044 | AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE | | AN901-5C | 97403 | CECOM LR CENTER | | ERJA254 | R1120 | SATAIR A/S |
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Techincal Specification:
| SPECIAL FEATURES | CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR;HOLE DIAMETER: 0.505 IN. NOM.;MATERIAL: COPPER ALLOY OVERALL;MATERIAL DOCUMENT AND CLASSIFICATION: QQ-C-501,CL A FED SPEC SINGLE MATERIAL RESPONSE OVERALL;SURFACE TREATMENT: CADMIUM AND CHROMATE OVERALL;PERIPHERAL SHAPE STYLE: ROUND;CENTER HOLE SHAPE STYLE: ROUND;THICKNESS: 0.051 IN. NOM.;OVERALL DIAMETER: 0.745 IN. NOM. |
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