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National Stock Number:
5310-01-303-7817
Federal Supply Class:
5310
National Item Identification Number:
013037817
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:
| 849042 | 98749 | SACRAMENTO AIR LOGISTICS CENTER SM-ALC/LIIL |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | HOLE DIAMETER | 0.660 INCHES NOMINAL | | LENGTH | 2.620 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A36 ASSN STD ALL MATERIAL RESPONSES OVERALL | | MATERIAL | STEEL OR STEEL COMP 1026 OR STEEL COMP 1029 OR STEEL COMP 1030 OR STEEL UNS K02600 OVERALL | | PERIPHERAL SHAPE STYLE | RECTANGULAR | | WIDTH ACROSS FLATS | 2.620 INCHES NOMINAL | | SURFACE TREATMENT | PAINT OVERALL | | THICKNESS | 0.190 INCHES NOMINAL |
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