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National Stock Number:
5310-00-779-6262
Federal Supply Class:
5310
National Item Identification Number:
007796262
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:
| 1002431PC3 | 75394 | EMERSON POWER TRANSMISSION CORPORATION | | 1003285-2 | 75394 | EMERSON POWER TRANSMISSION CORPORATION | | 1005094LN2 | 75394 | EMERSON POWER TRANSMISSION CORPORATION |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | HEAT TREATMENT | HOT ROLLED AND ANNEALED | | HOLE DIAMETER | 1.052 INCHES MINIMUM AND 1.072 INCHES MAXIMUM | | LENGTH | 2.615 INCHES MINIMUM AND 2.635 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-635 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 1020 OVERALL | | PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT | | PERIPHERAL SHAPE STYLE | RECTANGULAR | | WIDTH ACROSS FLATS | 2.000 INCHES NOMINAL | | SUPPLEMENTARY FEATURES | TO BE BENT AT INSTALLATION | | THICKNESS | 0.029 INCHES NOMINAL |
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