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National Stock Number:
5310-01-502-4828
Federal Supply Class:
5310
National Item Identification Number:
015024828
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:
| 4M364-16 | 06970 | CABLECRAFT MOTION CONTROLS LLC | | 4M364-16 | 76301 | THE BOEING COMPANY | | 4M364-16 | 86928 | SEASTROM MANUFACTURING CO INC |
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Techincal Specification:
| MATERIAL | ALUMINUM ALLOY 2024 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-250/5 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | CENTER HOLE SHAPE STYLE | ROUND | | HOLE DIAMETER | 1.134 INCHES NOMINAL | | PERIPHERAL SHAPE STYLE | OVAL | | WIDTH | 1.389 INCHES NOMINAL | | RADIUS AT SMALL END | 0.250 INCHES NOMINAL | | RADIUS AT LARGE END | 0.564 INCHES NOMINAL | | LENGTH | 1.764 INCHES NOMINAL | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | THICKNESS | 0.050 INCHES NOMINAL | | SPECIAL FEATURES | WASHER HAS 40-50 DEGREE ANGLED TAB AT SMALLER END AT APPROXIMATELY 0.538 INCHES FROM CENTER OF WASHER HOLE DIAMETER. TAB HAS ONE 0.062 INCH DIAMETER WIRE HOLE LOCATED AT APPROXIMATE CENTER OF THE TAB. | | CRITICALITY CODE JUSTIFICATION | AGAV | | PART NAME ASSIGNED BY CONTROLLING AGENCY | (INAVY) WASHER, TAB - SAFETY WIRE |
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