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National Stock Number:
5310-01-502-4825
Federal Supply Class:
5310
National Item Identification Number:
015024825
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:
| 4M364-25A | 06970 | CABLECRAFT MOTION CONTROLS LLC | | 4M364-25A | 76301 | THE BOEING COMPANY | | 4M364-25A | 86928 | SEASTROM MANUFACTURING CO INC |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CRITICALITY CODE JUSTIFICATION | AGAV | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | HOLE DIAMETER | 1.764 INCHES NOMINAL | | LENGTH | 2.389 INCHES NOMINAL | | PART NAME ASSIGNED BY CONTROLLING AGENCY | INAVY) WASHER, TAB - SAFETY WIRE | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-250/5 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | ALUMINUM ALLOY 2024 OVERALL | | PERIPHERAL SHAPE STYLE | OVAL | | RADIUS AT LARGE END | 0.882 INCHES NOMINAL | | RADIUS AT SMALL END | 0.250 INCHES NOMINAL | | SPECIAL FEATURES | WASHER HAS 40-50 DEGREE ANGLED TAB AT SMALLER END AT APPROXIMATELY 0.530 INCHES FROM CENTER OF WASHER HOLE DIAMETER. TAB HAS ONE 0.062 INCH DIAMETER WIRE HOLE LOCATED AT APPROXIMATE CENTER OF THE TAB. | | WIDTH | 2.019 INCHES NOMINAL | | THICKNESS | 0.050 INCHES NOMINAL |
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