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National Stock Number:
5310-00-286-9820
Federal Supply Class:
5310
National Item Identification Number:
002869820
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:
| 9S5621LPC11 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | FF-W-92 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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Techincal Specification:
| MATERIAL | COPPER ALLOY OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-B-613 FED SPEC 1ST MATERIAL RESPONSE AND | | QQ-B-624 FED SPEC 2ND MATERIAL RESPONSE OVERALL | | CENTER HOLE SHAPE STYLE | ROUND | | HOLE DIAMETER | 0.625 INCHES NOMINAL | | PERIPHERAL SHAPE STYLE | ROUND | | OVERALL DIAMETER | 1.000 INCHES NOMINAL | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | THICKNESS | 0.125 INCHES NOMINAL | | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | SIZE C | | SPEC/STD CONTROLLING DATA | | | MANUFACTURERS CODE | 96906 | | NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | FF-W-92 | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 80064 | | DESIGN CONTROL REFERENCE | 9S5621LPC11 |
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